Then the answer is none.
That may be virus variants/hygeinic bees, whatever. Certainly if hop plants allow aphids to graze them they will not deter mites.
There is a proprietary hive miticide called Hopguard that uses oil of hops .
Then the answer is none.
That may be virus variants/hygeinic bees, whatever. Certainly if hop plants allow aphids to graze them they will not deter mites.
There is a proprietary hive miticide called Hopguard that uses oil of hops .