I found the cause, they are fruits of a native tree. I sprayed water and it came out… This time it’s not bird poop 
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I collected MWCB polem,
@George , the seeds of Maui Moonglow didn’t pop.
@Corey, the Oaxacan haven’t prospered either.
Both are in worm carcasses waiting …
Hopefully, maybe they need more time.