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Old 08-03-2008, 06:21 PM posted to rec.gardens.roses
Jeffrey L. Kline Jeffrey L. Kline is offline
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First recorded activity by GardenBanter: Aug 2006
Posts: 99
Default Getting Rid of Aphids with Cold Temperature

Not likely, and for sure not the eggs. Several good risings, spaced a day
or two apart, will go a long way to control them. Use a firm spray, to the
top and bottom of the leaves. It shouldn't be long before their mortal
enemy, the lady beetle, will be along to put them in their place.

Jeff, Southeast Michigan, Zone 5


"Eric Bause" wrote in message
. ..
I have 3 potted bushes that I left outside until the beginning of January.
When things finally started to get cold here (zone 6b) I brought them
inside. They started to come back quite nicely, then I realized that an
aphid outbreak was occurring. I dragged them back outside and sprayed
them, but I didn't get all of the aphids. I've sucked some of them off
with a dust buster.

It's supposed to go down below 30F over the next couple of nights. Do you
think I could kill the aphids by putting the plants outside for a couple
of hours in the cold temperature?

Thanks.