Spotted Joe-Pye Weed Posted on July 16, 2012 by Axie Tall with 4 to 5 whorled leaves. I’ll have to go back when they’re open. Spotted Joe-Pye Weed (Eupatoriadelphus maculatus) Update: Here is some in bloom at Longfellow Pond, Late July. Share this: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to print (Opens in new window) Print Click to share on Pinterest (Opens in new window) Pinterest