My thoughts as well - not all dahlias are big fatties.On the green balls; for some reason the way the petals are shaped makes me think they are dahlias. But weird crazy ones.
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Yup, Kermits, that's it!
Inferno, I have used Marigolds as a cut flower but some really SMELL. Not sure about this variety but they can be kinda stinky. Usually get them when they are in season here.
I don't dye or spray so I don't know how it would take. So can't help you with that one.