Comparer les lampes de culture

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Quick answer: The right Soltech grow light depends on how much light your plant needs and where it lives. For a floor plant that needs bright light, choose the Aspect Gen 2 pendant (50 μmol/s PPF, Soltech's strongest). For several plants along a wall or ceiling, choose the Highland Track Light (40 μmol/s per light). To use a lamp or fixture you already own, choose the Vita grow bulb (25.95 μmol/s). For shelves and cabinets, choose the Grove bar; for a desk, the Versa; for a freestanding upright light, the Grove with Alta (all 17 μmol/s). For a lamp that reads as decor, choose the Aura (20.34 μmol/s). Unlike purple grow panels, clip-on lights, and household bulbs, every Soltech light is warm white 3000K with a CRI of 97–98, publishes its PPF, emits less than 0.4% UV, and is rated for 7–11 years.

Soltech Grow Lights at a Glance

Every light and beam option side by side, sorted from most to least output. PPF (Photosynthetic Photon Flux) measures plant-usable light — the fairest single number for comparing grow lights.

Light	Type	PPF	Watts	Light provided	Distance to plant	Beam	Price
Aspect Gen 2	Pendant (wall or ceiling)	50 μmol/s	36 W	Low to bright direct	12–72"	60°	$200
Highland Wide	Ceiling track	40 μmol/s	30 W	Low to bright direct	12–72"	60°	$230
Highland Narrow	Ceiling track	40 μmol/s	30 W	Low to bright direct	18–96"	36°	$230
Vita Wide	E26 bulb	25.95 μmol/s	20 W	Low to bright indirect	12–48"	60°	$85
Vita Narrow	E26 bulb	25.95 μmol/s	20 W	Low to bright indirect	24–80"	36°	$85
Aura	Ambient lamp	20.34 μmol/s	11.4 W	Low to bright indirect	0–24" (bright indirect within 8")	Diffused	$250
Versa	Tabletop lamp	17 μmol/s	11 W	Low to medium indirect	1–24"	Wide diffused	$230
Grove with Alta	Vertical tabletop stand	17 μmol/s	11 W	Low to medium indirect	1–24"	Wide diffused	$170
Grove	Bar (under shelf)	17 μmol/s	11 W	Low to medium indirect	1–24"	Wide diffused	$130

Every light in the lineup shares the same core: warm white 3000K full spectrum, a CRI of 97–98 so plants look true to color, less than 0.4% UV, and no significant heat. Lifespan is 11 years for every fixture; the Vita bulb is rated for 30,000 hours, about 7 years at 12 hours a day. Not sure which light level your plant needs? Look it up in the Plant Light Calculator.

How Soltech Compares to Other Grow Lights

Most people comparing grow lights are choosing between a handful of types: purple "blurple" LED panels, clip-on gooseneck or USB lights, regular household LED bulbs, and high-wattage panels built for grow tents. Here's how Soltech lines up against each type in a home setting. Competitor columns describe what's typical of each category; individual products vary, so check a specific light's spec sheet.

What matters	Soltech	Purple "blurple" panels	Clip-on & USB lights	Household LED bulbs	Grow-tent panels
Light color in your room	Warm white 3000K	Purple-pink	Often purple or cool white	Warm or cool white	Bright white, often harsh
PPF published	Yes, every light (17–50 μmol/s)	Sometimes	Rarely	No — rated in lumens	Usually
Color rendering (CRI)	97–98	Poor — leaves look purple, hard to spot problems	Rarely listed	Typically 80–90	Rarely a priority
UV output	Under 0.4%	Varies	Rarely listed	Very low	Some add UV on purpose
Rated lifespan	7–11 years	Varies	Often unrated	Rated for hours of use, not plant output	Varies
Built to look like	Home lighting: pendants, lamps, track lights	Grow equipment	Desk gadgets	Ordinary bulbs	Industrial fixtures
Best fit	Houseplants in lived-in rooms	Seed starting in a basement or closet	A single small plant on a budget	Very low-light plants as a stopgap	Maximum output in a tent or grow room

Soltech vs. purple "blurple" grow lights

Purple lights pair red and blue LEDs because those wavelengths drive photosynthesis efficiently. The tradeoff is living with them: the glow is jarring in a home, and under purple light you can't see yellowing, pests, or scorch on leaves. Soltech's 3000K full-spectrum LEDs still deliver the red and blue plants need, but the light looks like ordinary warm interior lighting and leaves keep their true color at CRI 97–98.

Soltech vs. clip-on and USB grow lights

Clip-on gooseneck lights are inexpensive and easy to try, but most don't publish PPF, so there's no way to know whether they're delivering enough light. Many run on low-power USB or plastic strip LEDs better suited to a single small plant than to a Monstera. Every Soltech light lists its PPF, wattage, beam angle, and recommended distance, from the 17 μmol/s Grove for shelves to the 50 μmol/s Aspect Gen 2 for large plants.

Soltech vs. regular LED bulbs

A household LED bulb is rated in lumens — brightness to human eyes — not in the light plants use, so you can't tell how much it's actually giving your plant. Standard bulbs are also designed for room lighting at typical CRIs around 80–90. The Vita fits the same E26 socket but is built and rated as a grow light: 25.95 μmol/s PPF, CRI 98, and a choice of 60° or 36° beam to aim light where the plant is.

Soltech vs. grow-tent LED panels

High-wattage panels are built for tents and grow rooms, where the goal is maximum output per dollar and nobody has to look at the fixture. Soltech is built for the opposite situation: plants in a living room, kitchen, or office, where the light has to look good, stay cool, and be safe around people and pets.

When another light is the better choice

If you're starting seeds in a basement, growing vegetables in a tent, or need the most raw output for the lowest price, a high-wattage panel or budget bar light will give you more μmol per dollar, and how it looks won't matter. Soltech is the better choice when the plant lives where you live: you want strong, measurable plant light that looks like good home lighting and lasts for years.

Best Soltech Grow Light by Plant Light Level

The most important match is between a light's output and your plant's light category. A light that's too weak keeps a plant alive without helping it grow; a light that's too strong at close range can scorch a shade-lover.

Low-light plants: Vita, Grove, Grove with Alta, or Aura

Snake Plant, ZZ Plant, Pothos, Peace Lily, Spider Plant, Parlor Palm. These need roughly 50–100 μmol/m²/s at the leaf. The Vita is the most affordable entry point if you already own a lamp. The Grove suits plants on shelves, the Grove with Alta stands upright beside a plant, and the Aura is the choice when the light needs to look like decor first.

Moderate-light plants: Vita, Versa, or Grove

Calathea, Cast Iron Plant, Money Tree, Nerve Plant, ferns, Anthurium. These need about 150 μmol/m²/s. The Vita Narrow in a recessed can or floor lamp works well for Calathea; the Versa's adjustable arm puts a tabletop plant at the right distance; the Grove works when mounted close above a shelf.

Bright indirect plants: Aspect Gen 2, Highland, or Vita

Monstera, Fiddle Leaf Fig, Philodendron, Alocasia, Croton, Hoya. These need 200–300 μmol/m²/s. The Aspect Gen 2 handles a single specimen plant; the Highland covers several large plants or a tall tree. The Vita reaches bright indirect levels for smaller plants close to the light, and so does the Aura for plants within 8 inches of the lamp.

Bright direct (sun-loving) plants: Aspect Gen 2 or Highland

Succulents, cacti, Jade Plant, Meyer Lemon and other citrus, herbs. These need 350–500+ μmol/m²/s — the most of any houseplant — so only Soltech's two lights rated for bright direct light fit. Hang the Aspect Gen 2 closer (12–24 inches) or run multiple Highland lights on one track.

Best Soltech Grow Light by Space

Your situation	Best match	Why
One big plant in a living room corner	Aspect Gen 2	Strongest single light; hangs from ceiling, a wall mount, the freestanding Stello stand, or the Archetto
Plant wall, living wall, or several floor plants	Highland (Wide + Narrow)	Multiple aimable lights on one track; mix beam widths
Indoor tree over 5 feet or high ceilings	Highland Narrow	36° beam carries intensity up to 96" away
Bookshelf, plant stand, or shelving unit full of small plants	Grove (x2–4 with Connector Kit)	Low-profile bar mounts under each shelf
Kitchen herbs under upper cabinets	Grove	Under-cabinet mounting puts light close to the pots
Desk or home office	Versa	Freestanding, adjustable, touch-dimmable
Beside a floor plant or on a console, with no mounting	Grove with Alta	18" upright wood stand that rotates 360°
Bedroom or living room where looks matter most	Aura	Reads as an accent lamp, not a grow setup
You already own a lamp, pendant, or recessed can	Vita (Wide for lamps, Narrow for cans)	Screws into any standard E26 socket
Renting, can't drill or hardwire	Versa, Grove with Alta, Aura, Vita in a Fern or Willow stand, or Aspect on Stello	All plug in with nothing to install
Tight budget	Vita	Lowest entry price in the lineup

Head-to-Head: Soltech vs. Soltech

Aspect Gen 2 vs. Vita

The Aspect Gen 2 is a complete pendant at 50 μmol/s and 36 watts, rated up to bright direct light. The Vita is a 20-watt, 25.95 μmol/s bulb that turns a fixture you already own into a grow light, rated up to bright indirect.

Choose the Aspect Gen 2 for bright-light plants, sun lovers, and anything medium-sized or larger. Choose the Vita for low-to-bright-indirect plants, when you want to reuse an existing lamp, or when budget decides it.

Grove vs. Versa vs. Grove with Alta

All three use the same Grove LED bar: 17 μmol/s, 11 watts, CRI 97, touch dimming. The difference is how it's mounted.

Choose the Grove to mount under a shelf or cabinet, or to link up to four bars along a shelving unit. Choose the Versa for an adjustable arm that angles light over a desk or counter. Choose the Grove with Alta for an 18" upright Hevea wood stand that rotates 360°, to stand beside a plant on a shelf, desk, or floor.

Aspect Gen 2 vs. Highland

Both are rated for low to bright direct light. The Aspect Gen 2 has more output in a single fixture (50 vs. 40 μmol/s); the Highland lets you put several lights on one track.

Choose the Aspect Gen 2 for one plant or one tight cluster. Choose the Highland for plants spread across a wall or room, a living wall, or a tall tree that needs the narrow beam.

Aura vs. Versa

Both are tabletop lamps that work within 24" of plants. The Aura has more output (20.34 vs. 17 μmol/s) and reaches bright indirect light for plants within 8"; the Versa tops out at medium indirect but has an adjustable arm and touch dimming.

Choose the Aura when the lamp itself is part of the room's design. Choose the Versa when you want to aim and dim the light over a working surface.

Wide (60°) vs. Narrow (36°) beam

The Vita and Highland both come in two beams with the same output. A wide beam spreads light over a bigger area up close; a narrow beam concentrates it so it stays strong farther away.

Choose Wide for table and floor lamps and plants within a few feet (Vita Wide 12–48", Highland Wide 12–72"). Choose Narrow for recessed cans, high ceilings, living walls, and tall indoor trees (Vita Narrow 24–80", Highland Narrow 18–96").

Each Soltech Grow Light in Detail

Aspect Gen 2 LED Growlight

Pendant · $200 · Best seller

Soltech's flagship and its most powerful single light. It's built for the plants people most often struggle with indoors: Monsteras that won't split, Fiddle Leaf Figs that drop leaves every winter, and citrus that needs real intensity.

PPF / watts: 50 μmol/s · 36 W
Light provided: Low to bright direct
Hanging height: 12–72" (24–36" for bright-indirect plants, 12–24" for sun lovers)
Beam / CRI: 60° · CRI 98 · 3000K
Dimming: Inline analog dial
Mounting: Wall or ceiling; pairs with the Stello Pendant Stand and Archetto
Lifespan: 11 years
Ideal plants: ZZ Plant, Monstera, Philodendron, Fiddle Leaf Fig, Meyer Lemon Tree, Croton, Alocasia

See the Aspect Gen 2

Highland LED Track Light (Wide 60° and Narrow 36°)

Ceiling track · $230 · For homes and public spaces

Track lighting for plant collections that outgrow a single light: living walls, plant shelves, rows of floor plants, and large indoor trees. Each light on the track aims independently, and Wide and Narrow lights can share one track.

PPF / watts: 40 μmol/s · 30 W per light
Light provided: Low to bright direct
Distance: Wide: 12–72" · Narrow: 18–96"
Beam / CRI: 60° or 36° · CRI 97 · 3000K
Dimming: External dimmer compatible
Lifespan: 11 years
Ideal plants: Wide: Jade Plant, Ficus, Croton, Alocasia · Narrow: living walls (ferns, Creeping Fig, Peace Lily) and larger indoor trees

See the Highland

Vita Grow Light (Wide 60° and Narrow 36°)

E26 grow bulb · $85

A full-spectrum grow bulb for any standard household socket. Put it in a lamp or fixture you already own and it becomes a grow light that still looks like warm interior lighting.

PPF / watts: 25.95 μmol/s · 20 W
Light provided: Low to bright indirect
Distance: Wide: 12–48" · Narrow: 24–80"
Beam / CRI: 60° or 36° · CRI 98 · 3000K
Dimming: External dimmer compatible
Best setups: Wide: standing lamps and fixtures, with the Fern tabletop lampstand · Narrow: recessed lighting and fixtures, with the Willow floor lampstand
Lifespan: 30,000 hours (about 7 years at 12 hours a day)
Ideal plants: Wide: Parlor Palm, Spider Plant · Narrow: Calathea, Cast Iron Plant

See the Vita

Aura Ambient Grow Light

Ambient lamp · $250 · 2026 iF Design Award

A grow light designed to be an accent lamp first. Its full-spectrum LEDs are UL-tested for horticultural performance, and its diffused, dimmable glow supports plants placed around it while fitting into a living room or bedroom like any well-designed lamp. Because the light radiates outward, how far a plant sits from the lamp sets how much light it gets.

PPF / watts: 20.34 μmol/s · 11.4 W
Light provided: Low to bright indirect
Growing range: 0–8": bright indirect light · 8–18": moderate indirect light · 18–24": low-light-tolerant plants
Beam / CRI: Diffused · CRI 98 · 3000K
Dimming: Inline dimmer
Lifespan: 11 years

See the Aura

Versa Tabletop Grow Light

Tabletop lamp · $230 · Plug-and-grow

The Grove bar on a fully adjustable stand. Set it on a desk or counter and angle it over your plants; touch dimming tunes intensity for whatever's underneath.

PPF / watts: 17 μmol/s · 11 W
Light provided: Low to medium indirect
Distance: 1–24"
Beam / CRI: Wide diffused · CRI 97 · 3000K
Dimming: Touch dimming
Lifespan: 11 years
Ideal plants: Pothos, Money Tree, Nerve Plant, herbs (chives, cilantro, basil)

See the Versa

Grove LED Grow Light

Bar light · $130 · Links up to 4

A slim bar that mounts under shelves and cabinets, putting light right above plants that would otherwise sit in shadow. Link up to four with the Grove Connector Kit to light a full shelving unit.

PPF / watts: 17 μmol/s · 11 W
Light provided: Low to medium indirect
Distance: 1–24"
Beam / CRI: Wide diffused · CRI 97 · 3000K
Dimming: Touch dimming
Lifespan: 11 years
Ideal plants: Herbs (parsley, thyme, basil), Pothos

See the Grove

Grove with Alta Vertical Stand

Vertical tabletop · $170 · Hevea wood

The same Grove bar on the Alta, a sustainable Hevea wood stand shaped like a taper candle. It stands 18" tall assembled, clicks in magnetically, and rotates a full 360° so you can aim light at a floor plant, a shelf, or a desk with nothing to install.

PPF / watts: 17 μmol/s · 11 W
Light provided: Low to medium indirect
Distance: 1–24"
Beam / CRI: Wide diffused · CRI 97 · 3000K
Dimming: Touch dimming
Lifespan: 11 years
Ideal plants: Herbs, Pothos, and other low- to medium-light plants beside the stand

See the Grove with Alta

Recommended Soltech Lights for Popular Houseplants

PPFD targets match the Plant Light Calculator. Use the calculator for your plant's exact size.

Plant	Light level	Target PPFD	Best Soltech light	Alternative
Monstera Deliciosa	Bright indirect	250 μmol/m²/s	Aspect Gen 2	Highland Wide
Fiddle Leaf Fig	Bright indirect	250 μmol/m²/s	Aspect Gen 2	Highland Narrow (tall plants)
Bird of Paradise	Bright indirect	250 μmol/m²/s	Aspect Gen 2	Highland
Snake Plant	Low	75 μmol/m²/s	Vita Wide	Aura
ZZ Plant	Low	75 μmol/m²/s	Vita Wide	Aspect Gen 2
Pothos	Low	75 μmol/m²/s	Grove (on shelves)	Versa or Grove with Alta
Peace Lily	Low	75 μmol/m²/s	Vita Wide	Highland Narrow (living walls)
Calathea	Moderate indirect	150 μmol/m²/s	Vita Narrow	Versa
Rubber Tree / Ficus	Moderate indirect	150 μmol/m²/s	Highland Wide	Vita Narrow
Aloe, Jade & succulents	Bright direct	400 μmol/m²/s	Aspect Gen 2 (12–24")	Highland Wide
Meyer Lemon & citrus	Bright direct	350–500 μmol/m²/s	Aspect Gen 2	Highland
Kitchen herbs	Bright direct	350–500 μmol/m²/s	Grove (mounted close)	Versa

How to Compare Any Grow Light

Whether you're choosing between Soltech lights or comparing brands, these are the specs that predict how well a light will grow your plants. If a light doesn't list them, that's worth noticing.

PPF, not watts or lumens

Watts measure electricity used. Lumens measure brightness to human eyes. PPF (μmol/s) measures plant-usable light, so it's the fairest number to compare. For reference, Soltech's lineup runs from 17 μmol/s (Grove) to 50 μmol/s (Aspect Gen 2).

PPFD at the distance you'll actually use

PPFD is the light that reaches the leaf, in μmol/m²/s, and it drops as distance increases. A light's PPF only means something alongside its recommended distance. Low-light plants need about 50–100, moderate 150, bright indirect 200–300, and sun lovers 350–500+.

Beam angle

Wide beams cover more area up close; narrow beams carry intensity farther. That's why Soltech's 36° Narrow lights are rated to 80–96" away while the 60° Wide versions top out at 48–72".

Color temperature and CRI

Warm white 3000K full spectrum gives plants what they need while looking like normal home lighting. CRI tells you how true colors look under the light; 97–98 means you'll see your plants' real color and spot problems early.

Safety, heat, and lifespan

Check UV output and heat if the light will be near people, pets, or delicate leaves, and look for a rated lifespan in years rather than a vague "long-lasting." Soltech lights emit less than 0.4% UV and are rated for 7–11 years.

Frequently Asked Questions

Which Soltech grow light should I buy?

Match the light to your plant's light needs and your space. For a floor plant that needs bright or direct light (Monstera, Fiddle Leaf Fig, citrus, succulents), choose the Aspect Gen 2 pendant. For several plants along a wall or ceiling, choose the Highland Track Light. To turn a lamp or fixture you already own into a grow light, choose the Vita bulb. For plants on shelves or under cabinets, choose the Grove bar. For a desk or counter, choose the Versa. For a freestanding upright light beside a plant, choose the Grove with Alta. For a lamp that reads as decor in a living room or bedroom, choose the Aura.

What is the strongest Soltech grow light?

The Aspect Gen 2 pendant is Soltech's most powerful single light at 50 μmol/s PPF and 36 watts, rated from low to bright direct light. The Highland Track Light is next at 40 μmol/s per light, and because several Highland lights can share one track, it is the most powerful option for lighting a living wall or a group of large plants.

What is the difference between the Aspect and the Vita?

The Aspect Gen 2 is a complete pendant fixture with 50 μmol/s PPF at 36 watts, rated up to bright direct light. The Vita is a full-spectrum grow bulb with 25.95 μmol/s PPF at 20 watts that screws into any standard E26 socket, rated up to bright indirect light. Choose the Aspect for bright-light plants and larger plants; choose the Vita to turn a lamp or fixture you already own into a grow light.

What is the difference between the Grove, the Versa, and the Grove with Alta?

All three use the same Grove LED bar: 17 μmol/s PPF, 11 watts, CRI 97, and touch dimming. The Grove on its own mounts under shelves and cabinets, and up to four can be linked with the Grove Connector Kit. The Versa puts the bar on an adjustable tabletop arm for desks and counters. The Grove with Alta stands the bar upright on an 18-inch Hevea wood stand that rotates 360 degrees.

Should I choose a wide or narrow beam?

The Vita and Highland come in Wide (60°) and Narrow (36°) beams with the same output. A wide beam spreads light over a larger area and works best close to the plant: the Vita Wide is rated for 12–48 inches and the Highland Wide for 12–72 inches. A narrow beam concentrates light so it stays strong farther away, which suits recessed cans, high ceilings, living walls, and tall indoor trees: the Vita Narrow is rated for 24–80 inches and the Highland Narrow for 18–96 inches.

Which Soltech grow light is best for low-light plants?

For low-light plants like Snake Plants, ZZ Plants, Pothos, Spider Plants, and Peace Lilies, the Vita grow bulb, Grove bar, Grove with Alta, and Aura ambient lamp all deliver enough light without overpowering the plant. The Vita is the most affordable option if you already have a lamp or fixture; the Grove suits plants on shelves; the Aura suits rooms where you want the light to read as decor.

Which Soltech grow light is best for a Monstera or Fiddle Leaf Fig?

The Aspect Gen 2 pendant is the best match for a Monstera or Fiddle Leaf Fig. Both are bright-indirect plants that need around 250 μmol/m²/s at the leaf for about 12 hours a day. Hang the Aspect Gen 2 24–36 inches above the top of the plant. For an especially tall specimen, or several large plants in one area, the Highland Track Light is the alternative.

Which Soltech grow light is best for succulents, citrus, and herbs?

Sun-loving plants need the most light of any houseplant, roughly 350–500+ μmol/m²/s at the leaf. Only the Aspect Gen 2 and Highland Track Light are rated for bright direct light; hang the Aspect Gen 2 12–24 inches above the plants, or use multiple Highland lights for a larger collection. For a small kitchen herb garden, a Grove bar mounted close above the pots is a space-saving option.

Can one grow light cover several plants?

Yes, if the plants are grouped and share similar light needs. A single Aspect Gen 2 can cover a cluster of plants under its 60-degree beam, and up to four Grove bars can be linked with the Grove Connector Kit to light a full shelf. For plants spread along a wall or across a room, the Highland Track Light holds multiple lights on one track that you can aim individually.

Which Soltech grow lights work for renters?

Every Soltech light can be used without hardwiring. The Versa, Grove with Alta, Aura, and the Fern or Willow lampstands with a Vita bulb are plug-and-grow with nothing to install. The Aspect Gen 2 can hang from the freestanding Stello Pendant Stand instead of a ceiling hook. The Highland is available as a plug-in system as well as a hardwired version.

Are Soltech grow lights better than cheap grow lights?

For houseplants in a living space, yes. Many budget grow lights are purple, don't publish PPF, and aren't rated for lifespan, so it's hard to know whether they're giving a plant enough light or how long they'll keep doing it. Every Soltech light publishes its PPF (17–50 μmol/s), uses warm white 3000K light with a CRI of 97–98, emits less than 0.4% UV, and is rated for 7–11 years. If you're growing seedlings or vegetables in a tent where looks don't matter, a budget panel can deliver more raw output per dollar.

Can I use a regular LED bulb instead of a Soltech grow light?

A regular LED bulb may keep a very low-light plant alive, but it isn't rated in PPF, so you can't tell how much plant-usable light it provides, and most standard bulbs have a CRI around 80–90. The Soltech Vita fits the same E26 socket and is built as a grow light: 25.95 μmol/s PPF, CRI 98, and a choice of 60° or 36° beam to focus light on the plant.

Do Soltech grow lights look purple?

No. Every Soltech grow light produces warm white 3000K full-spectrum light that looks like normal interior lighting. Plants get the red and blue wavelengths they need for photosynthesis, but the light appears natural in a living space rather than the purple-pink glow of older 'blurple' grow lights.

Are Soltech grow lights safe for people and pets?

Yes. Soltech grow lights emit less than 0.4% UV and produce no significant heat, so they are safe for people, pets, and children, and they will not fade furniture, floors, or artwork. They focus their output on visible PAR light (400–700 nm), the range plants use for photosynthesis.

How long do Soltech grow lights last?

The Aspect Gen 2, Highland, Aura, Versa, Grove, and Grove with Alta are rated for 11 years, and the Vita grow bulb is rated for 30,000 hours, about 7 years at 12 hours a day. Soltech fixtures have LED chips mounted directly to an aluminum housing, so there are no bulbs to replace. The Aspect, Highland, and Grove carry a 5-year warranty and the Vita carries a 3-year warranty.

Why should I compare PPF instead of watts or lumens?

Watts measure how much electricity a light uses, and lumens measure brightness as human eyes perceive it. Neither tells you how much light a plant can use. PPF (Photosynthetic Photon Flux, in μmol/s) measures the plant-usable light a fixture produces, so it is the fairest way to compare grow lights. Higher PPF means a light can support brighter-light plants or hang farther away.

How far should I place a Soltech grow light from my plant?

The Aspect Gen 2 is rated for 12–72 inches: about 24–36 inches above bright-indirect plants and 12–24 inches above sun lovers. The Highland Wide is rated for 12–72 inches and the Highland Narrow for 18–96 inches. The Vita Wide works from 12–48 inches and the Vita Narrow from 24–80 inches. The Aura gives bright indirect light to plants within 8 inches, moderate indirect light from 8–18 inches, and suits low-light-tolerant plants from 18–24 inches. The Versa, Grove, and Grove with Alta work 1–24 inches from the plant. The Soltech Plant Light Calculator gives a recommended height for your specific plant and size.

Can I return a Soltech grow light if it's not right for my plants?

Yes. Soltech grow lights come with a 100-day money-back guarantee and free US shipping on orders over $80, so you can try a light with your plants and your space before committing.

Still Deciding?

Answer a few questions about your plant and space and we'll point you to the right light, or look up exactly how much light your plant needs.

Take the Lighting Quiz Open the Plant Light Calculator

Aspect™ Gen 2 éclairage horticole DEL

Lampe de croissance de table Versa™

Système d'éclairage sur rail à LED Highland™

Lampe de culture à LED Grove™

Aspect™ Gen 2 éclairage horticole DEL

Vita™ élèvent la lumière

Lampe de croissance de table Versa™

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Luna™ Wooden Pendant Wall Mount

Grove™ Grow Light with Alta™ Vertical Stand Set

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Lampe de croissance de table Versa™

Grove Triple Bundle + kit de connexion

Coffret cadeau Aspect™ Gen 2

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Lampe de croissance de table Versa™

Grove™ Grow Light with Alta™ Vertical Stand Set

Support de lampe de table réglable Fern™ Vita LED Grow Bulb

Lampe de croissance ambiante Aura™

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Lampadaire Willow™ Vita LED Grow Bulb

Aspect™ Gen 2 éclairage horticole DEL

Kit de suspension Vita

Luna™ Wooden Pendant Wall Mount

Alta™ - Vertical Stand for Grove™

Mini prise intelligente Wi-Fi Kasa

Pied de suspension réglable Stello™

Lampe de culture LED Aspect ™ remise à neuf - Légèrement aimée

Lampe de culture à LED Grove™ remise à neuf - Légèrement aimée

Lampe de culture à LED Vita ™ remise à neuf - Légèrement aimée

Lampe de culture LED Aspect ™ remise à neuf - Légèrement aimée

Luna™ Wooden Pendant Wall Mount

Grove™ Grow Light with Alta™ Vertical Stand Set

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Lampe de croissance de table Versa™

Aspect™ Gen 2 éclairage horticole DEL

Vita™ élèvent la lumière

Lampe de croissance de table Versa™

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Grove Triple Bundle + kit de connexion

Coffret cadeau Aspect™ Gen 2

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Coffret cadeau Aspect™ Gen 2

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Forfait lève-tôt

Forfait double Grove

Grove Triple Bundle + kit de connexion

Grove™ Grow Light with Alta™ Vertical Stand Set

Wildfern Aspect X Versa Bundle

Système d'éclairage sur rail à LED Highland™

Highland™ - Lumière uniquement

Système d'éclairage sur rail Highland™ câblé

Kit de suspension Vita

Vita™ Duo

Kit Greenfit™ (paquet de 4 Vita)

Lampadaire Willow™ Vita LED Grow Bulb

Aspect™ Gen 2 éclairage horticole DEL

Lampe de croissance de table Versa™

Système d'éclairage sur rail à LED Highland™

Lampe de culture à LED Grove™

Aspect™ Gen 2 éclairage horticole DEL

Kit Lampe de Croissance Aspect™ avec Support Suspendu Stello™

Coffret cadeau Aspect™ Gen 2

Aspect™ Grow Light with Luna™ Wooden Wall Mount Set

Lampe de croissance de table Versa™

Lampe de culture à LED Grove™

Grove™ Grow Light with Alta™ Vertical Stand Set

Forfait double Grove

Vita™ élèvent la lumière

Kit de suspension Vita

Lampadaire Willow™ Vita LED Grow Bulb

Vita™ Duo

Système d'éclairage sur rail à LED Highland™

Highland™ - Lumière uniquement

Système d'éclairage sur rail Highland™ câblé

Wildfern Aspect X Versa Bundle

Aspect™ Gen 2 éclairage horticole DEL