led grow bulb

Listings show PPF outputs of roughly 12.85 to 72 micromoles per second (µmol/s) and wattage use ranging from about 8.5 W up to 40 W.

Product details commonly recommend mounting bulbs about 6–12 inches above plants (some list 6 inches for mature setups or about 9 inches depending on the bulb). Recommended daily run times in the listings are generally 12–18 hours per day, varying by growth stage.

Listings include standard E26 (Edison medium) screw bases, G13 medium bi‑pin tube bases (for T8-style bulbs), and some integrated/non-removable bases used in fixtures.

Warranties shown in the listings include 1 Year Limited Warranty, 2-year manufacturer warranty, and 3 Year Limited Warranty.