Master Gardener Decision Support Guide

Woody Ornamentals

Redbud

Short cuts for Redbud Answers

The following problems are listed for this plant and were considered when developing the diagnostic key. If the caller provides accurate answers to the questions, the ones that are linked should key out to that specific problem. The unlinked problems are expected to key to the point where the caller is asked to submit a sample. These samples will often require diagnostic procedures such as soil testing, pathogen culture, Elisa or other test beyond the resources of the average Master Gardener Volunteer or County Extension Agent.

Insects

Caterpillars or moths:
Acronita americana, American dagger moth
Fascista cercerisella, redbud leaf roller
Automeris io, io moth caterpillar
Lithophane antennata, green fruitworm
Megalopyge opercularis, puss caterpillar
Norape ovina, hackberry leafslug
Orgyia leucostigma, whitemarked tussock moth
Parasa indetermina, stinging rose caterpillar
Schizura concinna, redhumped caterpillar

Borers:
Chrysobothris sp., borer
Elaphidionoides villosus, twig pruner
Neoclytus acuminatus, redheaded ash borer
Oncideres cingulata, twig girdler
Xylobiops basilare, red-shouldered bostrichid
Xyleborus saxeseni, ambrosia beetle
Xylosandrus compactus, black twig borer (ambrosia beetle)
Xylosandrus crassiusculus, Asian ambrosia beetle

Other Insects:
Erythroneura gledistia, leafhopper
Parthenolecanium corni, European fruit lecanium
Pseudaulaca spis pentagona, white peach scale

Disease Pathogens

Armillaria tabescens, mushroom root rot
Botryosphaeria dothidea; canker, dieback
Botrytis cinerea, gray mold
Cercospora sp, leafspot
Ganoderma lucidum; root rot, butt rot
Phytophthora spp., root rot

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Redbud

Trees

Master Gardener Decision Support Guide