Posts Tagged ‘swallowtail caterpillar on dill’

4 keys to telling apart monarch and swallowtail caterpillars

Photo of a black swallowtail caterpillar

We stress that it is important to plant milkweed because it is the only plant that monarch butterflies lay their eggs on and that their caterpillars eat. However, some people have come to us confused that monarch caterpillars are eating the dill in their yard. Taking a closer look though, it’s not monarch caterpillars eating…

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