Grow Light Selector: 5 Smart Checks Before You Buy
Match a grow light to your plants, canopy size, daily schedule, and measured daylight. Get a PPFD target, estimated fixture PPF, and suitable fixture shape.
Match a grow light to your plants, canopy size, daily schedule, and measured daylight. Get a PPFD target, estimated fixture PPF, and suitable fixture shape.
Last updated: 06.07.2026. You bought a grow light, which is great, but now it is hanging over your plants and you have no idea whether it is too close, too far, or just right. Too far and it does nothing, your plants stay leggy and pale. Too close and you can actually scorch the leaves….