RootShield Plus WP Organic Fungicide

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RootShield^® PLUS+ WP (Wettable Powder or dissolvable powder) naturally protects plants from soil-borne diseases such as Phytophthora, Pythium, Rhizoctonia, and Fusarium as well as other plant diseases. Easy to mix into media, RootShield PLUS+ now contains two active ingredients, Trichoderma harzianum Rifai strain T-22 and Trichoderma virens strain G-41. When applied, these microbes colonize plant roots and protect from damping off caused by common soil pathogens. RootShield PLUS+ also produces stronger root systems that have greater soil exploration and moisture uptake, resulting in better plant quality and marketability. RootShield PLUS+ is compatible with many commonly used fungicides, fertilizers, insecticides, and herbicides. It is an excellent tool for fungicide reduction and resistance management.

RootShield PLUS+ WP Benefits

• Next generation RootShield that now prevents soilborne Phytophthora, and improved control of hot season Pythium (P. aphanidermatum).
• Also controls Fusarium, Pythium, Rhizoctonia, Thielaviopsis and Cylindrocladium.
• 0-hour REI / 0-day Pre-Harvest Interval (PHI).
• Costs less than 2¢ per 6-inch pot.
• Promotes a healthier root system, increasing root mass potential.
• For media incorporation – nursery, greenhouse and vegetables.
• One application provides up to 12 weeks of protection.

RootShield PLUS+ is organic and environmentally-friendly and can be used against many soil diseases without worrying about pets, animals and children.

RootShield PLUS+ WP is Labeled for Many Diseases:

• Pythium
• Phytophthora
• Rhizoctonia
• Fusarium
• Cylindrocladium
• Thielaviopsis

And Many Other Root-Borne Diseases... 

RootShield PLUS+ WP General Treatment Instructions

Wettable Powder (WP):
• Apply RootShield PLUS+ WP at a rate of 2 to 3 teaspoons (3 teaspoons is 1 tablespoon) per 5 gallons.
• For larger volumes, use at 3 to 5 ounces per 100 gallons.
• For trays/flats/liners less than 4 inches deep, use 50-100 gallons per 800 square feet.
• For trays/flats/liners 4 inch or deeper, use 100 gallons per 400 square feet.
• For 6 inch pots, use 1 cup per pot.

Frequency: Re-apply RootShield PLUS+ every 10-12 weeks or when transplanting/up-planting to larger containers or out into fields.

Compatibility: RootShield PLUS+ is compatible with many products commonly used in tank mixes by plant, tree and turf care professionals. Our scientists have tested various products for tank mixing compatibility, please see the chart below. 

For Additional General Application Information Click Here
For Small Volume (5 Gallon) Application Information Click Here
RootShield Plus+ Compatibility Chart

RootShield PLUS+ WP Active Ingredients

Trichoderma harzianum Rifai strain T-22* ........ 1.15%.
Trichoderma virens strain G-41** ..................... 0.61%.
*Contains at least 1.0 x 10⁷ colony forming units per gram dry weight.
**Contains at least 5.3 x 10⁶ colony forming units per gram dry weight.

RootShield PLUS+ WP Sizes and Coverage

• 1 lb. Wettable Powder (Covers 10,000 square feet).
• 3 lb. Wettable Powder (Covers 30,000 square feet).