Keeps mason bee cocoons safe and humid inside a fridge for overwintering.
Directions: Place pad(s) on one side of the cooler and cocoons in the other. Add water to the pad. Close the lid and place in fridge. Make sure there are two holes in the lid for continual air movement. Check for moisture in pad every week. Add water if necessary.
In coastal areas, in February, either set cocoons outside or keep cocoons inside humidity cooler and inside fridge. Maintain fridge temperatures at 2-4C until spring release of cocoons no later than mid May