How to Get Rid of Worms on a Columbine Plant
The beauty of a columbine plant can be quickly marred by leaf miner worms. These tiny green worms have voracious appetites and are able to devastate columbine plant leaves seemingly overnight. Leaf miner infestation is identified by the appearance of pale green tunnels on columbine leaves. While leaf miner worms do not actually harm the plant, their destructive habits seriously diminish the splendor of the columbine. Does this Spark an idea?
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Instructions
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Remove worms by hand and discard. This is the most effective but tedious method of worm removal from your columbine plant. Leaf miner worms hide themselves in the layers of the leaves so you might need to crush the leaf and worm together instead of picking the worm off the leaves.
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Apply insecticide, following directions carefully. Application should take place on a cloudy but dry day. Insecticide is most effective when applied in early spring before eggs are laid.
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Cut off any leaves that the worms have tunneled in and discard. Worm eggs or larvae may be present in the leaves yet invisible to the naked eye. New growth should appear free of worms.
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