Ted wrote:
OK, I have these two shrubs (I am not sure of the spelling of
dipladema as I don't have its card in front of me, but I was told
butterflies and hummingbirds love them). I notice that on both,
the blooms are located on new growth.

I think you should go get the "card".

snip

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Travis in Shoreline (just North of Seattle) Washington
USDA Zone 8
Sunset Zone 5