They're nothing are they. Agree with Verdun, just hyped up.
There is no redeeming feature for 'Hotlips' Philippa , (as with spiraeas)
any tender, garish splurge
Most of my garden is poisonous Gertie
Which one have you got Jo?
Yes, you do it Edd. I'm too idle
The photos of Ageratina altissima on google images look like Eupatorium rugosum to me. The same, not similar.
alternative name or changed name Edd?
I had a bit of a google, it meant nothing to me, found Eupatorium rugosum, aka Ageratina altissima.
So yes, have grown and lost it. Too dry I think.
Are all eupatoriums (eupatoria?) ageratina now?
Found some other interesting groups to think about as well. Wild flowers for a start