Rootshield Plus WP Size:3 lb Effective in tanks up to

Effective in tanks up to 3

then buffers it with CalMag and Gypsum for a perfect pH ratio

an invigorating plant tonic from Emerald Harvest

Give your plants the advantage of more light intensity without a hit to your utility bill

The fins around the spherical glass pH bulb minimizes breakage due to accidental bumping or dropping of the electrode

Rootshield Plus WP Size:3 lb Effective in tanks up toBefore you plant, apply OMRI listed RootShield WP (Wettable Powder) to protect plant roots from common soil borne pathogens. RootShield WP is a certified organic soil inoculant that uses the highly effective hybrid fungus Trichoderma harzianum, Rifai strain KRL AG2, to kill Pythium, Rhizoctionia, Fusarium, Thielaviopsis and Cylindrocladium species. Reducing stress and increasing root mass results in healthier growth and larger yields. RootShield WP is