Oxalic acid is a newly registered chemical for control of Varroa mites. Product should be used during broodless periods late fall – early spring, in packages, and in nucleus colonies. Do not use with honey supers in place.
Oxalic acid will NOT control Varroa mites in capped brood. The label presents three different methods for treatment. You must follow those directions exactly. The 350 gram pack will treat 200 colonies using the direct sprinkle method and 350 colonies with the use of the vaporizer. It is not approved in California.
Recommended shelf life is within 5 years from actual manufacturing date if product is unopened and stored according to instructions.
Cannot be shipped outside of the Contiguous US States or to California. Ships via ground services only.