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Free Shipping on most orders over $175 | Sales Tax in NJ only
Free Shipping on most orders over $175 | Sales Tax in NJ only

300-399 Watt Grow Lights

This selection provides robust output for advanced vegging and moderate flowering phases. Ideal for 3x3 tent setups, these lights hit mid-range PPFD targets for growers scaling their output. They deliver spectrum consistency and efficiency, making them a smart investment for home or hobbyist growers looking to push plant growth further.

Transitioning to a larger grow setup? Reach out for bulk options and check if you're eligible for rebate programs!

Spectral distribution chart of HLG 350 Diablo showing high PAR output across blue, green, and deep red wavelengths.
HLG 350 Diablo LED grow light with 'Diablo' branding on a white background 25% Limited Discount Inside
$549.00 - $598.00
$549.00 - $598.00
$549.00 - $598.00
$549.00

HLG 350 Diablo Full Spectrum LED Light

Horticulture Lighting Group

Maximize yield in tight spaces with 600W HPS power at just 330 watts. The HLG 350 Diablo is a powerful, high-efficiency LED grow light designed to ...

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$549.00 - $598.00
$549.00 - $598.00
$549.00 - $598.00
$549.00
NextLight Plus Pro 320W LED Grow Light with DLC, CE, and UL certification icons shown below the fixture.
Angled view of the NextLight Plus Pro 320W LED Grow Light showing sleek, rectangular design and LED panel. Save up to $4,970.00 Save $0.00
$390.00 - $18,720.00
$390.00 - $18,720.00
$390.00
$299.00 - $13,750.00
$299.00 - $13,750.00
$299.00

NextLight Plus Pro 320W LED Grow Light

NextLight

Slim 320W full-spectrum LED with 2.6 µmol/J efficiency ideal for greenhouse and indoor supplemental lighting. The NextLight Plus Pro is a high-effi...

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$390.00 - $18,720.00
$390.00 - $18,720.00
$390.00
$299.00 - $13,750.00
$299.00 - $13,750.00
$299.00
Save up to $4,970.00 Save $0.00
Medic Grow Mini Sun-2 LED grow light with feature icons for full spectrum, dimming, and timer.
Top view of Medic Grow Mini Sun-2 LED grow light showing heat sink and power supply.
$199.00 - $399.00
$199.00
$199.00 - $399.00
$199.00 - $399.00
$199.00

Medic Grow Mini Sun-2 Full Spectrum Dimmable LED Grow Light

Medic Grow

Boost small grow tents with full spectrum Osram LEDs, smart dimming, and energy-saving passive cooling technology. The Medic Grow MINI SUN-2 is bui...

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$199.00 - $399.00
$199.00
$199.00 - $399.00
$199.00 - $399.00
$199.00
Graph highlighting 660nm red spectrum boost from Mars Hydro TSW 2000 for improved flowering and crop yields.
Mars Hydro TSW 2000 LED grow light with full spectrum diodes and reflective cover for indoor plant cultivation.
$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99

Mars Hydro TSW 2000 Full Spectrum 300W LED Grow Light

Mars Hydro

Powerful, energy-efficient full-spectrum lighting with dimming for versatile indoor grow coverage. The TSW2000 LED Grow Light is a top choice for h...

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$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99
Grower's Choice 10K 315 Watt SE CMH Bulb
Save $76.00 Save $0.00
$152.00
$152.00 - $152.00
$152.00
$76.00
$76.00 - $76.00
$76.00

Grower's Choice 10K 315 Watt Single Ended CMH Bulb

Grower's Choice

The addition of 10K UV light towards the end of the bloom cycle increases resin production in flowering plants as a defense mechanism in response t...

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$152.00
$152.00 - $152.00
$152.00
$76.00
$76.00 - $76.00
$76.00
Save $76.00 Save $0.00
FloraFlex 360W LED light bars powered on in horizontal layout without tripods, showing purple-white glow.
FloraFlex 360W under canopy light kit laid out with 3 LED bars, power supply, and connection cords.
12% Discount Inside until end of year
$255.84 - $20,467.20
$255.84 - $20,467.20
$255.84
$243.05 - $19,444.00
$243.05 - $19,444.00
$243.05

FloraFlex 3 Bar 360W Full Spectrum Under Canopy Lights - 4x4 to 4x6

FloraFlex

Delivers full spectrum coverage for healthier lower growth and stronger yields. The FloraFlex 3 Bar 360W full spectrum LED grow light is built to s...

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$255.84 - $20,467.20
$255.84 - $20,467.20
$255.84
$243.05 - $19,444.00
$243.05 - $19,444.00
$243.05
Save up to $1,023.20 Save $0.00
Grower's Choice 3K-R 315 Watt SE CMH Bulb
Sold out
$152.00
$152.00 - $152.00
$152.00
$76.00
$76.00 - $76.00
$76.00

Grower's Choice 3K-R 315 Watt Single Ended CMH Bulb

Grower's Choice

The Grower’s Choice 315w CMH Lamps are suitable for use in all standard 315w CMH fixtures. The 3K-R is an enhanced version of the 3K lamp that is d...

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$152.00
$152.00 - $152.00
$152.00
$76.00
$76.00 - $76.00
$76.00
Sold out
Underside view of the Photontek SQ 300W Pro LED grow light showing dense LED diode array on red bars.
Photontek SQ 300W Pro LED grow light with square multi-bar frame and external driver mounted on top.
$379.00 - $379.00
$379.00
$379.00
$379.00 - $379.00
$379.00

Photontek SQ300W PRO LED Grow Light

Photontek

Powerful full-spectrum LED delivering high efficiency and intensity for compact 3.3' x 3.3' grow spaces. For tight spaces that demand high efficien...

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$379.00 - $379.00
$379.00
$379.00
$379.00 - $379.00
$379.00
PPFD map for the Mars Hydro TSL 2000 in a 4x2 grow tent at various hanging heights to show light intensity distribution.
Mars Hydro TSL 2000 LED grow light with full-spectrum diodes on a rectangular panel for indoor plant cultivation.
$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99

Mars Hydro TSL 2000 Full Spectrum Dimmable 300W LED Grow Light

Mars Hydro

Efficient full-spectrum lighting delivers powerful coverage with 25% less energy for indoor grows. The TSL2000 LED Grow Light delivers efficient, h...

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$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99
Nova Sun Series LED grow light mounted in a photometric testing chamber for spectrum accuracy and light output verification.
Front-facing view of Nova Sun Series LED grow light with dense diode layout delivering high PPFD and even canopy coverage.
8% Discount Code Inside
$745.00 - $2,098.00
$745.00 - $2,098.00
$745.00
$469.00 - $1,498.00
$469.00 - $1,498.00
$469.00

Mammoth Lighting Nova Sun Full Spectrum LED Grow Light - Emerald Green + Red Terp Boost Spectrum

Mammoth Lighting

Delivers true sunlike CMH spectrum with advanced science-backed design for higher yields and quality. The Mammoth Nova Sun Series is the first and ...

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$745.00 - $2,098.00
$745.00 - $2,098.00
$745.00
$469.00 - $1,498.00
$469.00 - $1,498.00
$469.00
Save up to $800.00 Save $0.00
DoubleLux 2 Foot 16 Bulb T5 Double Intensity Fixture With Bulbs
Save $24.95 Save $0.00
$213.95
$213.95 - $213.95
$213.95
$189.00
$189.00 - $189.00
$189.00

DoubleLux 2 Foot 16 Bulb T5 Double Intensity Fixture With Bulbs

DoubleLux

Get serious vegging power in a compact form with this 384W double-intensity fixture packed with 16 high-output bulbs. The 2-foot 16 Bulb DoubleLux ...

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$213.95
$213.95 - $213.95
$213.95
$189.00
$189.00 - $189.00
$189.00
Save $24.95 Save $0.00
Grower's Choice 3K 315 Watt SE CMH Bulb
Save $70.00 Save $0.00
$152.00
$152.00 - $152.00
$152.00
$82.00
$82.00 - $82.00
$82.00

Grower's Choice 3K 315 Watt Single Ended CMH Bulb

Grower's Choice

The Grower’s Choice 315w CMH/LEC Lamps are suitable for use in all standard 315w CMH/LEC fixtures. Grower’s Choice 315w CMH/LEC Lamps use a proprie...

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$152.00
$152.00 - $152.00
$152.00
$82.00
$82.00 - $82.00
$82.00
Save $70.00 Save $0.00
Spectrum chart of the HLG 320 Rspec FR Lamp, depicting the balanced light output with emphasis on red and far-red wavelengths to promote robust flowering.
Top view of the HLG 320 Rspec FR Lamp, displaying its sleek design with integrated reflectors for efficient light distribution in indoor cannabis cultivation.
Sold out
$449.00 - $449.00
$449.00
$449.00 - $449.00
$449.00

Discontinued - HLG 320 Rspec FR Full Spectrum LED Light

Horticulture Lighting Group

🛑 Sad news: This product has been discontinued, but don’t hit the brakes just yet! Contact us at (973) 206-7590, and we’ll recommend the best alte...

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$449.00 - $449.00
$449.00
$449.00 - $449.00
$449.00
Sold out
Grower's Choice 4K 315 Watt SE CMH Bulb
Save $70.00 Save $0.00
$139.00
$139.00 - $139.00
$139.00
$69.00
$69.00 - $69.00
$69.00

Grower's Choice 4K 315 Watt Single Ended CMH Bulb

Grower's Choice

The Grower’s Choice 315w CMH/LEC Lamps are suitable for use in all standard 315w CMH/LEC fixtures. Grower’s Choice 315w CMH/LEC Lamps use a proprie...

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$139.00
$139.00 - $139.00
$139.00
$69.00
$69.00 - $69.00
$69.00
Save $70.00 Save $0.00
Image of the GrowPros Under Canopy Light Model 2 Deep Red Spectrum on a white background.
A slim GrowPros Under Canopy Light 8ft Model 2 80% Deep Red Spectrum under canopy grow light mounted on a light stand.
$250.00 - $275.00
$250.00
$250.00 - $275.00
$250.00 - $275.00
$250.00

GrowPros 8' Under Canopy Grow Light Model 2 - 80% Deep Red Spectrum 250W

GrowPros

Add deep red spectrum under your canopy to boost bud density, THC production, and total yield with this high-efficiency 250W LED fixture. The Grow ...

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$250.00 - $275.00
$250.00
$250.00 - $275.00
$250.00 - $275.00
$250.00
SP-3000R PPFD heat map showing uniform light intensity distribution over canopy at 24-inch height.
Mars Hydro SP-3000R LED grow light with red spectrum lighting for indoor plant cultivation.
$289.99 - $289.99
$289.99
$289.99 - $289.99
$289.99

Mars Hydro SP 3000R 650-665nm Red Spectrum LED Grow Light

Mars Hydro

300W red spectrum LED grow light optimized for flowering, with 3.3 μmol/J PPE and IP65 waterproof rating for greenhouse use. Target your flower pha...

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$289.99 - $289.99
$289.99
$289.99 - $289.99
$289.99
Full spectrum LED grow light output emphasizing red-rich wavelengths for bloom cycles.
Underside view of Grand Master LEDs Tarantula Greenhouse 320 with high-density LED coverage.
$450.00 - $500.00
$450.00 - $500.00
$450.00 - $500.00
$450.00

Grand Master LEDs Tarantula Greenhouse 320

Grand Master LEDs

Maximize your greenhouse performance with the Tarantula Greenhouse 320 engineered for high PPFD cultivation and consistent harvest quality. The Gra...

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$450.00 - $500.00
$450.00 - $500.00
$450.00 - $500.00
$450.00
Sunmaster Full Nova 3800K 315 Watt CMH Bulb
Save $18.95 Save $0.00
$107.95
$107.95 - $107.95
$107.95
$89.00
$89.00 - $89.00
$89.00

Sunmaster Full Nova 4000K 315 Watt CMH Bulb

Sunmaster

The Sunmaster Full Nova 4000K 315 Watt CMH Bulb was designed for maximum efficiency and e-ballast compatibility. It has the industry's most balanc...

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$107.95
$107.95 - $107.95
$107.95
$89.00
$89.00 - $89.00
$89.00
Save $18.95 Save $0.00
Full-spectrum test and size chart for FloraFlex 360W grow light featuring Osram diodes and far-red range.
Top-down view of FloraFlex 360W 3-bar LED grow light with wiring and power supply components.
12% Discount Inside until end of year
$537.26 - $42,980.80
$537.26 - $42,980.80
$537.26
$510.40 - $40,832.00
$510.40 - $40,832.00
$510.40

FloraFlex 3 Bar 360W Far Red Under Canopy Lights - 4x4 to 4x6

FloraFlex

Drives 3.3 µmol/J efficiency and fuller plant growth for healthier lower canopy and consistent high yields. The FloraFlex 3 Bar 360W far red plant ...

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$537.26 - $42,980.80
$537.26 - $42,980.80
$537.26
$510.40 - $40,832.00
$510.40 - $40,832.00
$510.40
Save up to $2,148.80 Save $0.00
Spectrum graph for the HLG Greenhouse Pro FS LED showing optimized full-spectrum output with blue, red, and deep red peaks tailored for cannabis plant growth.
Top-down shot of HLG Greenhouse Pro FS showing long rectangular design and full-spectrum LED layout, built for professional indoor or greenhouse installations.
25% Limited Discount Inside
$529.00 - $529.00
$529.00
$529.00 - $529.00
$529.00

HLG Greenhouse 350 Pro FS HV LED Grow Light

Horticulture Lighting Group

Enhance flower development with energy-efficient full-spectrum lighting. Built for commercial greenhouse cultivation, the HLG Greenhouse 350 Pro FS...

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Bluetooth dimming control module for the FC-3000 EVO with iConnect-USB and mobile app interface.
Overhead view of the Mars Hydro FC-3000 EVO LED grow light with Samsung horticulture LEDs and a green central driver.
$259.99 - $259.99
$259.99
$259.99 - $259.99
$259.99

Mars Hydro FC 3000-EVO 300W LED Grow Light

Mars Hydro

300W Samsung LM301H EVO LED grow light with 2.85 μmol/J PPE, full spectrum, and smart control for 3x3 ft indoor gardens. Pro-level output in a pers...

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$259.99 - $259.99
$259.99
$259.99 - $259.99
$259.99
Close-up angled view of the GrowPros Model 4 8FT Under Canopy Grow Light showing the aluminum body, GrowPros Solutions branding, and power connector on one end.
Full horizontal view of the GrowPros Under Canopy Light mounted on a GrowPros Light Stand.
$375.00 - $400.00
$375.00
$375.00 - $400.00
$375.00 - $400.00
$375.00

GrowPros 8' Viper Under Canopy Grow Lights Model 4 - 300W Dual Channel 80% Red + White / Far Red (730nm)

GrowPros

Hit every layer of your canopy with dual-channel red, white, and infrared lighting to grow bigger buds, speed up flowering, and reduce labor at har...

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$375.00 - $400.00
$375.00
$375.00 - $400.00
$375.00 - $400.00
$375.00
Angled view of the GrowPros 8′ Under Canopy Grow Light Model 3 showing the sleek aluminum body with integrated dual-channel LED strip.
GrowPros 8′ Under Canopy Grow Light mounted on adjustable black floor stands, showcasing the dual-channel light bar in a clean side-angle view.
Save up to $30.00 Save $0.00
$375.00 - $400.00
$375.00 - $400.00
$375.00
$345.00 - $400.00
$345.00 - $400.00
$345.00

GrowPros 8' Cobra Under Canopy Grow Lights Model 3 - 300W Dual Channel UVA + Blue + 5000K / Deep Red + Far Red + 3000K

GrowPros

Light up the entire canopy from top to bottom with this 8ft dual-channel fixture that boosts both veg and flower performance using UVA, blue, red, ...

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$375.00 - $400.00
$375.00 - $400.00
$375.00
$345.00 - $400.00
$345.00 - $400.00
$345.00
Save up to $30.00 Save $0.00
Spectral distribution chart of the SP 3000 full spectrum LED, highlighting peaks in red and blue wavelengths, and promoting flowering, leaf growth, and fruiting.
Angled view of the Mars Hydro SP 3000 LED Grow Light, showing its sleek, rectangular bar-style design with the brand name on the side and dual LED panels illuminated.
$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99

Mars Hydro SP 3000 Full Spectrum 300W LED Grow Light

Mars Hydro

300W LED grow light with high red spectrum, waterproof build, and silent cooling for 2x4 ft high-PPFD grow setups Penetration power meets precise c...

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$229.99 - $229.99
$229.99
$229.99 - $229.99
$229.99
Compact view of fully folded Grower's Choice ROI-FV 350W LED Bar for storage or transport.
Grower's Choice ROI-FV 350W LED Bar shown upright and partially unfolded for canopy light distribution.
$499.00 - $499.00
$499.00
$499.00 - $499.00
$499.00

Grower's Choice ROI-FV 350W 4 x 4 Veg LED Light

Grower's Choice

Power your veg room with 2.9 µmol/J efficiency, 1050 PPF output, and a 5K spectrum tuned to boost roots, strengthen structure, and prep for bigger ...

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$499.00 - $499.00
$499.00
$499.00 - $499.00
$499.00
Macro view of a Samsung LM301H EVO chip, emphasizing its market-leading efficiency of 3.14 µmol/J and Mars Hydro branding.
Product image of the Mars Hydro FC4000 EVO LED grow light, showcasing its bar-style design with integrated diodes and driver.
$289.99 - $289.99
$289.99
$289.99 - $289.99
$289.99

Mars Hydro FC 4000-EVO 320W Dimmable Full Spectrum LED Grow Light

Mars Hydro

320W LED grow light with Samsung LM301H EVO chips, 2.85 µmol/J PPE, and 4x2 ft coverage for full-cycle indoor cultivation. Small footprint, big res...

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$289.99 - $289.99
$289.99
$289.99 - $289.99
$289.99
AC Infinity grow light ecosystem diagram showing connectivity with UIS controllers, fans, and smart app integration.
AC Infinity Ionframe EVO4 LED grow light with central driver and built-in digital controller on a sturdy metal frame.
$359.00 - $498.00
$359.00 - $498.00
$359.00 - $498.00
$359.00

AC Infinity IONFRAME EVO4 300W Commercial LED Grow Light

AC Infinity

Efficient bar‑style LED delivers uniform coverage deep into the canopy using Samsung LM301H EVO diodes at 3.14 µmol/J. The AC Infinity IONFRAME EVO...

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$359.00 - $498.00
$359.00 - $498.00
$359.00 - $498.00
$359.00
SupremeLux 315W CMH 4000K Red Enhanced CMH Light SupremeLux
SupremeLux 315W CMH 4000K Red Enhanced CMH Light SupremeLux
$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99

SupremeLux 315W CMH 4000K Red Enhanced

SupremeLux

SupremeLux 315W CMH 4000K Red Enhanced Optimize your horticultural experience with B-Lite's SupremeLux 315W CMH 4000K Red Enhanced lamps! Our adjus...

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$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99
SupremeLux 315W CMH 4000K High CRI CMH Light SupremeLux
SupremeLux 315W CMH 4000K High CRI CMH Light SupremeLux
$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99

SupremeLux 315W CMH 4000K High CRI

SupremeLux

SupremeLux 315W CMH 4000K High CRI Optimize your horticultural experience with B-Lite's SupremeLux 315W CMH 4000K lamps! Our adjustable spectrum g...

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$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99
SupremeLux 315W CMH 3000K CMH Light SupremeLux
SupremeLux 315W CMH 3000K CMH Light SupremeLux
$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99

SupremeLux 315W CMH 3000K

SupremeLux

SupremeLux 315W CMH 3000K Optimize your horticultural experience with B-Lite's SupremeLux 315W CMH 3000K lamps! Our adjustable spectrum grow lights...

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$84.99 - $84.99
$84.99
$84.99 - $84.99
$84.99
Full spectrum chart of the Mars Hydro FC-E3000 showcasing light wavelengths for flowering and growth, including 2800–3000K warm white, 4800–5000K white, and 660–665nm red.
Overhead view of the Mars Hydro FC-E3000 LED grow light with 4 LED light bars, central green heatsink unit, and included hanging accessories and control panel.
$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99

Mars Hydro FC-E3000 300W Smart Dimmable LED Grow Light

Mars Hydro

Efficient 300W LED grow light with full spectrum, 2.8 μmol/J PPE, and smart control for 2–4 plant indoor grows. Dialed-in performance for first-tim...

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$209.99 - $209.99
$209.99
$209.99 - $209.99
$209.99