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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!

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
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
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
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
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