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ARS Home » Pacific West Area » Tucson, Arizona » Carl Hayden Bee Research Center » Research » Cold Storage » Why?

Why put colonies in cold storage to overwinter?


Many holding yards lack adequate bee forage. This is a typical overwintering site in the Central Valley, CA. Because of the lack of forage, bees must be fed food supplements throughout the winter. 

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Colony's must be fed with protein supplements when flowering plants are not available.