Oilseed Tetrazolium Test

Oilseed Tetrazolium Test

Sunflower Seeds showing red staining from Tetrazolium testing

Sunflower Seeds showing red staining from Tetrazolium testing

Methods

Tetrazolium tests are conducted on a 200 seed sample. Seeds are typically imbibed for 16 hours and bisected through the embryo or pierced then soaked in 0.1% or 1% tetrazolium solution.

What is Reported

A percentage of viable seed (normal staining embryos and any dormant seeds).

Value of Results

Tetrazolium is a quick estimate of germination and can be useful in determining viability of hard seeds. 

Accurate Seed Testing Results

SoDak Lab's goal is to deliver fast, accurate, and diagnostic seed testing services.