Pesticide Boundary
EPA-registered pesticideIs Myrothecium verrucaria used as a pesticide, and where is the line for fertilizer claims?
Source: EPA pesticide registrations and the FIFRA 25(b) minimum-risk list
EPA-registered pesticide
Is Myrothecium verrucaria used as a pesticide? Yes, in EPA-registered products.
EPA APPRIL pesticide product records and the FIFRA 25(b) minimum-risk list · EPA records Oct 14, 2026 · 25(b) list checked Oct 29, 2026
What this means
Myrothecium verrucaria is an active ingredient in 6 active EPA pesticide registrations. EPA regulates a product containing it as a pesticide whenever the product claims to control, repel or kill pests.
- EPA registrations
- 6 active, 0 cancelled or inactive. See the products
What it means for US registration
A fertilizer or biostimulant product with Myrothecium verrucaria stays outside EPA's pesticide rules only while its label makes no pesticidal claims. Wording about suppressing disease, pests or pathogens would bring it under them, so the claim language carries the weight.
Registering a product with this input?
Source: EPA APPRIL pesticide product records and the FIFRA 25(b) minimum-risk list
See the full picture on Myrothecium verrucaria
This is one lens. Every connected source on Myrothecium verrucaria in one place: AAPFCO Biostimulant, EPA Pesticide, Pesticide Boundary, Organic (NOP), Scientific Literature, Potential Claims, Taxonomy & Synonyms.