Propagation: Weird cotyledons, 1 by plantaholic186

plantaholic186 wrote:
I don't think it's edema, since the cotys are smooth. Well, aside from the trichomes : )

I did find this page, which although referring to a study of Vicia faba, might explain this phenomenon in this batch of Echium seeds:

http://www.blackwell-synergy.com/doi/abs/10.1046/j.1439-0523...

The cotys on the first seedling at the top of this thread only started to be depleted when the seedling was starting to push out its third set of true leaves. These are healthy, robust cotys!