Articles tagged tree disease
- 2000 Plant Health Care Reports
| Category: PHC Reports Archive | Tags:
3-30-2000 - Issue 1 Hemlock rust mites, Larch casebearers, Arborvitae leafminers, European pine sawfly eggs, Cedar-apple rust and Cedar-hawthorn rust, and Black knot Feature article: "So what are degree days and why do we care about them anyway?"... - 2008 Plant Health Care Reports
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The Morton Arboretum's Plant Health Care (PHC) reports are posted bi-weekly during April and August and weekly from May through July. Each report summarizes current tree disease and insect sightings for northeastern Illinois. The reports also... - 2007 Plant Health Care Reports
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The Morton Arboretum's Plant Health Care (PHC) reports are posted bi-weekly during April and August and weekly from May through July. Each report summarizes current tree disease and insect sightings for northeastern Illinois. The reports also... - 1999 Plant Health Care Reports
| Category: PHC Reports Archive | Tags:
5-28-1999 - Issue 1 Ascochyta blight on lilac, Maple Anthracnose, Alder leafminer, Cooley’s Spruce Gall Adelgid, European pine sawfly larvae, Cedar-hawthorn rust on hawthorns, Nipple gall, Lilac/ash borers, Willow twig canker, Peachtree borer,...