Traditionally, the treatment has been Thiram a fungicide. Different suppliers have been trying newer fungicides. Crookham for example has been trying combinations of Maxim, Thiram and Captan. all non-systemic fungicides. The newer systemic fungicides are coming on line Dividend and Apron.
http://www.crookham.com/conten.... Note that the vendor normally buys treated seed from the supplier and that means multiple suppliers. This blurb is from Gurneys, sister company to Henry Field
http://www.gurneysblog.com/unc...
That said, I will only use treated seeds as good emergence is the key to a good crop.
