Or do what I've mentioned I do....go abandon them in a vacant lot

Or, put them in a pot and just sort of skip over them when you water
for a few cycles. In August. Oh no! Room for another rose!

Or even quicker, just double up on their fertilizer, right Shiva?

Sorry, couldn't resist...

Talk about stepping into the vat of boiling oil :-

OT Dave I ran into another candidate
for your yellow mystery rose. Try
'Baby Love'

--
Theo in Zone 5
Kansas City