Growth Science Humic Tonic 2' x 8' Grow Trays & Flood Tables A powdery mildew fungus is

A powdery mildew fungus is an obligatory parasite and thus requires a living plant host

Buffers against abiotic stress

Soil and Hydro: Use just 1 tsp

which is required for photosynthesis

Growth Science Humic Tonic 2' x 8' Grow Trays & Flood Tables A powdery mildew fungus isGrowth Science Organics Humic Tonic Long ago, before man walked the earth, a strange landscape of pre historic plants and animals both lived and died under a primordial sun. Layer after layer, their decomposing remains re united with the earth from which they came. These concentrations of naturally occurring acids transformed as the centuries passed into rich deposits known as leonardite. Growth Science harnesses this wonderful gift of nature by