Hi Judy I am sure the tubers would die much quicker if you just left them in open trays in the sun. Everything I do that to by mistake certainly does. An incinerator would be even quicker of course. Brian Whyer, Buckinghamshire, England, zone ~8 1C this morning, high 20'sC this afternoon. Must be the plane free skies or the overnight dusting of ash on everything. > Rodger, I have been digging out plants complete with > tubers. My problem > is what do I then do with them? Cannot throw in compost > heap, not > allowed to send to landfill, hesitant to feed to neighbor's > sheep > (issues of possible poisonous effect and also what if the > sheep don't > eat all the tubers.) The ranunculus are not dieing quickly > enough, in > fact not at all, inside the heavy duty black garbage bin > liner. Would a > clear plastic bag heat any better> >