Oxalic Acid - Organic Varroa Treatment

Humble Bee

Regular price $12.99 Sale


Oxalic Acid Dihydrate Crystals, 99.6% purity. Can be applied either as a dribble treatment with a syringe when mixed with sugar syrup, or used dry with an oxalic acid vaporizer. 

Oxalic is an organic treatment option with high efficacy against varroa mites. For best results apply late in the year when colonies do not have brood present (November)

5g treats 4 colonies
100 g treats 80 colonies
1Kg treats 750 colonies
Be sure to wear protective gloves and goggles when handling dry oxalic or mixed oxalic solutions. When vapourizing full face respirators with filters suitable for organic acids are recommended. 

For more information on mite treatment thresholds and products approved for use in Ontario, click this link