Skip to product information
  • Description

BioWorks RootShield WP — Trichoderma harzianum Biological Fungicide, 3 lb

RootShield WP is an EPA registered, OMRI listed biological fungicide based on Trichoderma harzianum strain T-22 — a highly effective beneficial fungus that colonizes plant roots and protects them from soilborne pathogens. Applied as a soil drench or media incorporation, RootShield provides up to 12 weeks of root disease protection in greenhouse, nursery, and hydroponic production systems.

Special Order Item — this product ships from the manufacturer at the time of purchase. Shipping times may vary.

Key Features

  • Active ingredient: Trichoderma harzianum strain T-22
  • Controls Pythium, Rhizoctonia, Fusarium, Thielaviopsis, and Cylindrocladium
  • Colonizes roots within 24 hours — blocks and actively attacks pathogens
  • Up to 12 weeks of protection per application
  • OMRI listed for organic production | VeriFlora approved
  • EPA registered biological fungicide
  • Wettable powder (WP) formulation — apply as soil drench or media incorporation
  • 3 lb box | Green scoop included = 1.5 oz of product

Application

Drench into growing media at transplant or seeding. Compatible with hydroponic, rockwool, and soilless production systems.

Also available: RootShield WP 1 lb and RootShield WP 30 lb. Browse more Beneficial Microbiology or return to Pest & Disease Controls.

BioWorks RootShield WP 3 lb.

BioWorks RootShield WP 3 lb.

Your price: Sold out:
Regular price $324.19
Regular price $306.79 Sale price $324.19
Please write a review?
Shipping calculated at checkout.

Temporary Backorder

preorder

Auto-renews, skip or cancel anytime. View subscription policy

To add to cart, go to the product page and select a purchase option
View full details
  • Premium Quality

    The Mark of Trusted Quality.

  • Highest Purity

    Never Compromise on the Quality of Inputs.

  • Crop Specific

    Customized Fertilizer for your Favorite Crops.