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Any general use pesticide will kill insects indiscriminately, pests and beneficials alike.
daisies that are highly attractive to five key kinds of beneficials (ladybugs, lacewings, hover flies, tachinid flies, and miniwasps)
Some local nurseries carry beneficials ; ask your nurseryman about availability.
These will encourage bees and other beneficials to visit, plus they're beautiful to have in your garden.
Most beneficials will eat many different kinds of insects, but eating a few isn't control.
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