NC Cooperative Extension   Service

Master Gardener Decision Support Guide

Woody Ornamentals

Pyracantha


Short cuts for Pyracantha Answers

The following problems are listed for this plant and 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:
Aphids:
Eriosoma lanigerum (wooly apple aphid)
Nearctaphis crataegifoliae
Utamphorophora crataegi (fourspotted hawthorn aphid)

Caterpillars:
Acrobasis indigenella (leaf crumpler)
Choristoneura rosaceana (obliquebanded leafroller)
Orgyia leucostigma (whitemarked tussock moth)
O.vetusta (western tussock moth)

Other Insects:
Oligonychus ilicis (southern red mite)
Corythucha cydoniae (hawthorn lace bug)
? (scales)

Disease:
Erwinia amylovora (fire blight)
Glomerella cingulata (Anthracnose)

Enviromental:
winter injury

Return to Pyracantha, Woody Ornamentals, Master Gardener Decision Support Guide


Designed by David Goforth on December 30, 1997.
Contents modified on February 20, 1998.
Contents checked on February 20, 1998.