6,406 Garden Web Discussions | Growing from Seed
Eastern redbud seeds...are these viable?
SouthCountryGuy Zone 4b-5 SE BCUpdated They are all probably viable.
I used the hot water cooling method in the linked paper.
SCG
Here is a link that might be useful: Redbud Germination
Sunflower?
SouthCountryGuy Zone 4b-5 SE BCUpdated Diamond2014 - sorry I missed this post. 'Kong' was one of the most reliable multiple head sunflowers I had that meet your 6" or so requirement.

