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Caterpillars in Your Yard and Garden, Page 32
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Parsleyworm caterpillars (Papilio polyxenes) are present from May to October. They produce three generations per year.
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Caterpillars in Your Yard and Garden, Page 35
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Poplar tentmaker caterpillars (Clostera inclusa) are present from spring to fall. They produce two generations per year.
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Caterpillars in Your Yard and Garden, Page 03
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Armyworm caterpillars (Pseudaletia unipunctata) are present from early summer to fall. They produce three generations per year.
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Caterpillars in Your Yard and Garden, Page 38
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Silverspotted skipper caterpillars (Epargyreus clarus) are present in summer and fall. They produce two to three generations per year.
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Caterpillars in Your Yard and Garden, Page 06
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Black cutworm caterpillars (Agrotis ipsilon) are present from late spring to fall. They produce one to three generations per year.
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Caterpillars in Your Yard and Garden, Page 41
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Spiny oak slug caterpillars (Euclea delphinii) are present in summer and fall. They produce one to two generations per year.
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Caterpillars in Your Yard and Garden, Page 09
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Cecropia moth caterpillars (Hyalophora cecropia) are present from May to August. They produce one generation per year.
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Caterpillars in Your Yard and Garden, Page 12
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Dusty birch sawfly caterpillars (Croesus latitarsus) are present in summer and fall. They produce two to three generations per year.
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Caterpillars in Your Yard and Garden, Page 44
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Tiger swallowtail caterpillars (Papilio glaucus) are present from May to October. They produce two to three generations per year. Preferred host plants include hoptree, birch, tulip tree, ash, basswood, cherry, apple, willow and magnolia.
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Caterpillars in Your Yard and Garden, Page 15
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Elm sawfly caterpillars (Cimbex americana) are present from summer to fall. They produce one generation per year.
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Caterpillars in Your Yard and Garden, Page 47
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Unicorn caterpillars (Schizura unicornis) are present from summer to fall. They produce one generation per year.
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Caterpillars in Your Yard and Garden, Page 18
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Garden webworm caterpillars (Achyra rantalis) are present from late spring to fall. They produce two to three generations per year.
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Caterpillars in Your Yard and Garden, Page 50
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Viceroy caterpillars (Limenitis archippus) are present from early summer to fall. They produce two generations per year.
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Caterpillars in Your Yard and Garden
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Caterpillars are some of the most easily observed insects in backyards and gardens. Learn to identify them so you will know what type of butterflies or moths they will turn into.
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Caterpillars in Your Yard and Garden, Page 21
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Greenstriped mapleworm caterpillars (Dryocampa rubicunda) are present from late spring to late fall. They produce one to two generations per year.
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Caterpillars in Your Yard and Garden, Page 53
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Whitemarked tussock moth caterpillars (Orgyia leucostigma) are present from May to October. They produce two generations per year.
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Caterpillars in Your Yard and Garden, Page 24
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Hickory horned devil caterpillars (Citheronia regalis) are present from July to October. They produce two generations per year.
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Caterpillars in Your Yard and Garden, Page 56
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Zebra swallowtail caterpillars (Graphium marcellus) are present from May to November. They produce two to three generations per year.
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Caterpillars in Your Yard and Garden, Page 27
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Io moth caterpillars (Automeris io) are present from July to October. They produce two generations per year.
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Caterpillars in Your Yard and Garden, Page 30
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Orangedog caterpillars (Papilio cresphontes) are present from July to October. They produce two generations per year. They are considered a pest to citrus trees.
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Least-Toxic Control Methods to Manage Indoor Plant Pests
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This publication discusses some of the least-toxic control options you can use for pests of houseplants, home greenhouses and interior plantscapes.
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Caterpillars in Your Yard and Garden, Page 33
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Pickleworm caterpillars (Diaphania nitidalis) are present from summer to fall. They produce two to three generations per year.
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Twig Girdler and Twig Pruner
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Twig Girdler and Twig Pruner are long-horned beetle species that attack numerous types of valuable trees. Visit our website to learn more.
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Caterpillars in Your Yard and Garden, Page 36
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Red-spotted purple caterpillars (Limenitis arthemis) are present from early summer to fall. They produce two generations per year.
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Boxelder Bug
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