It’s important to wait until leaves are beginning to appear on the trees so that the ladybugs have a place to hide, and that pest insects are present to provide food.
Ladybugs can be kept 2 weeks or more before releasing, as long as they’re in the refridgerator.The release area should be sprinkled with water, since the ladybugs will be thirsty for a drink when they’re released.
They should be spread out around the garden, applied directly to plants.So that each child in our gardening class had a few of their own to release, we put a dozen or so in several small paper cups.
Have you heard of the Lost Ladybug Project?Ladybugs that used to be common have become extremely rare, and scientists are working hard to determine why and whether it will have an effect on keeping plant-damaging insect populations under control.They’re asking folks to photo and document the ladybugs they find (naturally occurring only, please!) and log them on their website.Read more here.