stratification

  1. R

    Japanese Black Pine seeds stratification

    Hello everyone I bought last week some Pinus Thunbergii (Japanese black pine) seeds. On the instructions says that I have to do a cold stratification of 2 months and plant them in spring. I assume it is a little bit too early to begin with the stratification now.... so what should I do with the...
  2. JoeR

    Cold Stratification of Seeds.... Fridge or Outside?

    As many of my threads have indicated, I am starting tons of Seeds this winter. Hopefully as you know, all seeds can benefit from cold stratification. Not necessary for some but germination rates do increase. So I have been reading M. Dirr's propagation manual (absolute MUST have for your book...