First leaves yellow then entire stem turns yellow

Stems yellow, fall over and die one by one until nothing remains above

Common in plants grown in sunny, hot areas

Occurs mid to late summer

Plants grow back the following spring without a problem

Wavy yellow to light green patterns on leaves

Lab test required to distinguish between virus and to verify infection

Newly emerged tips turn tan, soft and mushy

Symptoms show up over night

Occurs early spring with a late frost

After cold period, new growth is healthy and normal looking

Leaves are twisted, cupped, or distorted

Leaves may appear thick and leathery

Veins in leaves are thick and close together

Side of the plant closest to the herbicide application is most severely affected

In severe cases the entire plant may be affected