
There are several methods for germinating madrone seed:
The method we use at WSU-Puyallup
Harrington, C.A. and J.M.Kraft. 2004. Cold Stratification of Pacific Madrone Seeds. The Native Plants Journal 5.1: 66-74.
WSU Puyallup Research & Extension Center
2606 West Pioneer, Puyallup, WA, 98371-4998 USA
Last updated 9/24/2025