Monthly Archives:: January 2021

Outdoor Colorado Native Seed Stratification

Posted & filed under Colorado Native Plants, Propagation.

By Jan Midgely In nature, seeds from Colorado plants undergo large daily temperature swings over winter. Seeds of some species require a cold moist treatment (stratification) to germinate. Others do not, but will tolerate the cold. Temperature swings outdoors are quite different from a cold moist treatment in a refrigerator at a constant 38-40 ̊ […]