Grow lights / Spider Farmer / Deep red 660nm supplemental light bars
Spider Farmer

Deep red 660nm supplemental light bars

$89.99
Last updated 2026-11-03

This set of supplemental bars focuses on the 660nm deep red spectrum. These lights are designed to be added to an existing setup to help plants during the flowering and fruiting stages. The 35.4 in length allows for wide coverage across a standard grow tray or tent space.

The bars use specific diodes to target the red light requirements of indoor crops. By adding this specific wavelength, you can encourage better yields and stronger bloom development. The slim profile makes it easy to mount these alongside your primary full spectrum overhead lights without taking up much vertical room.

Installation is straightforward with the included mounting hardware. These bars are built to handle the humid conditions often found in indoor gardening environments. This set is a practical choice for growers looking to fine-tune their light spectrum for specific plant growth phases without replacing their entire lighting system.

Deep red 660nm supplemental light bars
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