Cornell University's Plant Disease Diagnostic Clinic
Provides diagnosis services to extension, homeowners, and commercial growers.

Query User
arborvitae disease entered by user 1842076
artillary spore in mulch entered by user 1266824
azalea leaf fungus entered by user 3601126
bark tracing entered by user 981160
bark tracing entered by user ditto
blackberry diseases entered by user 12424771
blight resistant tomato plants entered by user 111146
citrus disease entered by user 4984624
coastal bermuda chemical analysis entered by user 2286042
crapapple pest entered by user 722156
disease in turfgrass red thread entered by user 2291547
dutch elm disease entered by user 7366311
fairy rings entered by user 6080508
gray leaf spot tall fescue entered by user 4509741
juglone and viburnums entered by user 4898079
new york state pine tree diseases entered by user 2101694
new york state pine tree diseases entered by user ditto
not legal smut entered by user 1763950
oak tree blister entered by user 6006799
oedema entered by user 1885303
plant diseases entered by user 3273099
powdery mildew entered by user 7911841
red thread entered by user 7366412
rhubarb disease entered by user 4862620
sulfur and growing plants entered by user 3312336
sulfur and growing plants entered by user ditto
tree bark cracking entered by user 8900461
viburnum disease entered by user 7285237
will tomato blight affect flowers entered by user 2551268
willow disease entered by user 5260175
yellow mold in mulch entered by user 2387857