frostweed said:I think it is a guess but you did the best you could, and you never know what nature is going to do, sometimes it surprises you. Keep hoping!
Good news! I found the answer buried in a document on establishing wildflower meadows on prairie moon's site. They will still come up! In fact, some species won't come up for up to 5 years!
Battling weeds right now. It's a warzone out there, but I'm determined.