Vegetative

Whiteflies: a white cloud when you shake the plant Tiny white insects that fly up when you water or brush the plant are whiteflies. Keep a yellow sticky card nearby and… Powdery mildew: white dusty patches on leaves White, flour-like spots on the top of leaves are usually powdery mildew. Remove affected leaves early, because new spores can appear every… Root rot: brown roots and a plant that keeps declining Wilting or stunting that watering and feeding don't fix, with brown or decaying roots, points to root rot. Check the roots before… Nutrient burn, salt buildup and runoff pH Burnt tips can suggest excess salts, but they aren't a diagnosis. Confirm with a consistent substrate test before changing feed or leaching,… Silica, mycorrhizae, foliar sprays and boosters: what is actually proven? Get the basic environment and feeding program right before buying extras. Cannabis and hemp supplement trials exist, but effects depend on the… Training basics: topping, FIMing, LST and supercropping Training shapes the canopy through pruning or bending. Some treatments improved cannabinoid uniformity across different plant sites in a greenhouse study, but… SCROG or SOG: which canopy method? SCROG spreads one to a few plants across a net over a longer growing time. SOG packs in many small plants and… Cannabis pH: what the research actually says Match pH to your medium and measure it the same way every time. Hemp research shows very acidic substrate can slow growth,… Defoliation and lollipopping: what to remove and what to leave Remove leaves or weak growth for a clear reason, while keeping healthy foliage that supports the plant. Some studied treatments improved cannabinoid… How to train autoflowers safely Autoflowers run on their own clock, so train gently and early. Bending and tucking leaves is safest. Only top a plant that's…