Alert!

Be.

Two weeks ago, aster 'Alert' looked like this.

(Buddelia 'Adonis Blue' (a short cultivar), "Mattie" Phlox nearby)

I've never much enjoyed mums. Everyone has them (not a good reason),
they seem to be the yellows, browns, rusts of Fall (already prevalent)...

but check out Asters! :-)

'Alert'
Here's a website that has much information (there are many such sites).