So, I have a bag in the shed with a dried zinnia from last year, multiple seed heads on it. My intention has been to collect seeds and put them in little packets to give away here in my neighborhood. We've got a Garden Walk coming up soon so I figured I had better check the seeds for viability before going to all that work.
Results:
This is the wet paper towel in a plastic bag method.
They looked so perky and eager, I couldn't resist:
I expect they'll root right through that wet paper towel; they'd already begun to.