NC Cooperative Extension   Service

Master Gardener Decision Support Guide

Woody Ornamentals

Leyland Cypress


Short cuts for Leyland Cypress 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:
Caterpillars:
Epinotia subviridis (cypress leaftier)
Susana cupressi (cypress sawfly)

Other Insects:
Stenolechia bathrodyas (Tip miner)
Thyridopteryx ephemeraeformis (bagworm)
Carulaspis juniperi (juniper scale)
Spruce spider mites
False spider mites
Aphids

Diseases:
Pestalotiopsis funerea (Tip dieback)
Seiridium cardinale (Seridium canker)
Botryosphaeria obtusa (Botryosphaeria canker)
? (Leyland canker)
Phytophera Root rot
resin on bark (physlogical disorder)

Environmental:
low ph
winter injury

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Designed by David Goforth on December 30, 1997.
Contents modified on August 21, 1998.
Contents checked on February 16, 1998.