Crocus, snowdrops, pulmonaria, hellebores, primroses, polyanthus, and winter to early spring-flowering heathers all provide valuable pollen or nectar. Early flowering shrubs also help, including ...
When to Prune Butterfly Bush The best time to prune a butterfly bush is in late spring, right after the buds swell and the leaves begin to emerge. Winter dieback is common on these shrubs in areas ...