The tiny lime green live oak pollen can coat vehicles, driveways, and sidewalks and even people themselves. The particles cause sneezing, congestion, and eyes to swell shut.

Poison oak rash is an allergic reaction to the leaves or stems of the western poison oak plant (Toxicodendron diversilobum). Home remedies and medical treatments can help manage symptoms.

Local citizen awareness can help determine the locations of infestations. If you suspect a GSOB infestation in local oak trees, please answer as many of the questions in this survey as possible.

When a tree is under stress, it often displays symptoms that may or may not affect ... number of leaves for no apparent ...

Verticillium Wilt, one of the most widespread and destructive soil-borne diseases of plants ... Verticlllium is especially damaging to tomatoes in California. Early symptoms include yellowing of older ...

Symptoms of diabetes commonly include increased thirst, blurred vision, frequent urination, and fatigue. Learn more about how symptoms may differ between type 1 and type 2 diabetes. Diabetes ...

Wilt disease of roselle (Hibiscus sabdariffa L.) is common in Taiwan; however, the causative agent remains unknown. The stems of wilted roselle are browned, slightly constricted, and covered by white ...

Phytophthora blight can be a serious disease of pumpkin grown in wet soil causing crown, vine, and fruit rot. If crown rot occurs, infected plants may suddenly wilt and collapse. Symptoms on infected ...

Pine wilt disease (PWD) persists as one of the most devastating diseases affecting conifer forests, with severe repercussions on ecological and economic trade worldwide. PWD is caused by the ...