thanks a lot for the prompt response,the dahlias are doing well with plenty of flower.
They do say do not feed until July.
i have been brutal and ruthless,its outgrown itself with no sign of a flowering bud
sorry i picked it out of the 16"deep pot and is now greenwaste after a prolonged
This one was the same ,filled the pot but no sign of a bud .
Cosmos in pot looking healthy but no sign of a flowering bud as yet,this is first one.
i have four forest flame in pots which i just tidy up after flowering,they are at least
six years old,keep them watered and fed renewing with fresh ericaceous compost
the top two inches.