An OMRI listed and EPA registered preventative fungicide - RootShield Plus WP contains two species of beneficial fungi that deliver an extended range of disease control. The two species are:
Apply RootShield Plus WP directly to seeds, transplants or other propagation materials including soil and planting mixes. The unique fungal blend in RootShield Plus WP provides 3 months of preventive control for Phytophthora
, and Cylindrocladium
helps prevent and control soil-born fungal diseases
by colonizing plant root systems and boosting biological diversity in the root zone.
RootShield Plus WP grows onto plant roots, "shielding" plants from soil-borne diseases. This forms a physical barrier preventing root damage, while the fungi in RootShield Plus WP release enzymes that damage fungal pathogens. RootShield Plus is also available in a granular formulation.
REI: 0-hour, 4-hour when used as a dip or dust.
PHI: 0-day pre-harvest interval for all listed crops.
Suggested Uses: For prevention and control of major fungal pathogens and resultant diseases on greenhouse and nursery vegetables, herbs, ornamentals, fruits, conifer tree seedlings, various trees, legumes, oil seeds and peanuts. This product can be used in conjunction with certain fungicides. Refer to the product label and product compatibility sheet for details.
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Use at the time of planting or early in the growing season for best results. One application provides up to three months of control. RootShield Plus WP is for use in soil applications (soil drench, in-furrow spray, and chemigation), seed treatments, and cutting or bare-rooted transplant dips on food crops, ornamentals, landscape plants, and ornamental trees, including tree seedlings for transplanting into the forest. Refer to the RootShield Plus WP product label for application rates by crop type. RootShield Plus WP should be applied via ground applications only.
Storage: Store in original container. RootShield Plus WP can be refrigerated or frozen to extend shelf life.
2023 RootShield Fall Rebate:
To qualify, purchase any listed product in the promotional period, take receipt through June 15, 2024 and submit your rebate by July 15, 2024.
- Qualifying Products: RootShield WP, RootShield PLUS+ WP brands, RootShield Granules, RootShield PLUS+ Granules
- Program Period: October 1 - December 31, 2023
- Rebate Period: October 2, 2023 - June 15, 2024
- Full Details & Rebate Submission Form
Cannot Be Shipped To: AK
Shipping Restrictions: Cannot ship via USPS.
Shelf Life: Frozen: 12 months, Refrigerated: 9 months, Room temperature: 6 months
Active Ingredients/Guaranteed Analysis:
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 108 colony forming units per gram dry weight.
Write a review
Howler and RootShield biofungicides
Apr 11, 2022 | By Jerry Ainsworth
Excellent product and service!
Jul 15, 2021 | By Kevin Cook
Jul 3, 2020 | By Ron Gray
Feb 11, 2020 | By meredith brooks
RootShield WP Plus
Sep 9, 2019 | By alex silber
Easy to apply
Apr 25, 2019 | By Adam Salcedo