Photo and text used courtesy Clemson University
Cooperative Extension Service.

Distinguishing symptom is galls on roots. Affected plant becomes unthrifty, off-colored, stunted, and may eventually die. Greatest damage is likely to occur during dry periods.

Rootknot is common in both field and garden soils and attacks a wide variety of plants. Resistance is found in some crops. Control is mainly by soil fumigation and by cultural methods.