These are mildly frost hardly in the UK I sow in February with an average last frost date of early May. Best given some protection but ...Read Morein general not necessary. Maybe hardly to -5C 23Fperhaps not too often. Protect from squirrels who love the seeds.
These are mildly frost hardly in the UK I sow in February with an average last frost date of early May. Best given some protection but ...Read More