The Office of Indiana State Chemist is moving to a temporary location and is currently closed to walk-ins or in-person payments.
Responses to calls and emails may delayed and your patience is appreciated. Check back for updates and changes!

Microorganisms
Three links for accessibility: 1.This page may use proprietary software. Go here to the download software webpage. 2.. 3.Request help for accessing this page through email.


Microorganisms




To register materials containing microbials and those used for promoting plant growth, please follow the instructions below:

  1. If your product contains N-P-K or micronutrients, please contact our Fertilizer Section:

    Lisa Mermoud
    Telephone: 765-494-1548
    E-mail: lmermoud@purdue.edu

  2. If your product does NOT contain fertilizer materials, please complete and submit the following registration form, along with payment:

    Registration of Cultures of Microorganisms or Materials Used for Promoting Plant Growth (pdf, 163kb)