Guides

PPFD Test of Household Bulbs, Ikea 10W Grow Bulb, and T5 (28W) CFL Fixture We’re back again with another, more thorough, household bulb test. We’re testing 2.2W, 5.7W, 10W (Ikea PAR30...

Installing, setting up and hanging an LED grow light and getting the distance right A possibly obvious topic to some, but eye-opening to others. We’ve seen all types of unique...

How intense is the sunlight over the course of an afternoon? What’s the sun’s PPFD (µmol/m2/s) level? Our sun is the main light source for the vast majority of plants...

Common CFL and LED household bulbs (and IKEA 10W grow bulb) PPFD & footprint tested. How well suitable are they for growing plants indoors? Fellow growers. We see many of...

How intense light (PPFD) to expose various species to and for how long.Light intensity, or rather, how densely packed light is with photons, is measured in micromoles per meter squared...

How To Find the Right Indoor Light on Amazon, Ebay, and WalmartIt's a real jungle out there. There are just pages and pages with LED grow lights of various shapes,...