Sample Collection Guide

sick plant diagnosis Sick Plant Diagnosis

Are your plants looking sick? Do you have spots, growths or lesions on the leaves, stems or roots? Do you have new dead or wilting branches on your shrubs, trees or favorite tomato plant?

Then you need to take a sample for accurate disease diagnosis. The following plant parts should be collected:

Leaf Samples

leaf sample

Fleshy plant parts

fleshy plant part

Cankers on branches or stems

canker on stem

Wilts, decline

whole plant

To help the diagnostician a good sample is a priority. Also, if you can, snap a digital image of the plant in the field or landscape. A picture is worth a thousand words and dead plants tell no tales