Author

Jon Dukes Page 2

In Sacramento, California, Jon Dukes writes on plant health for Biology Insights. An Extension Master Gardener with 26 years of horticulture experience, he spent decades managing pest diagnosis in commercial nurseries. Dukes continues to staff a weekly county diagnostic clinic, identifying tree diseases and garden pests for local residents.

What Is the White Stuff on My Rubber Plant?
Why Are There White Spots on My Agave Leaves?
Signs of Oleander Overwatering and How to Save Your Plant
What Causes Spots on African Violet Leaves?
Why Is My Cactus Bumpy? Natural vs. Problematic Bumps
Why Is My Rosemary Turning Black and How to Fix It?
Why Does My Pickle Plant Have Brown Spots?
Why Is My Creeping Jenny Turning Brown?
Why Are My Gardenia Leaves Turning Black?
Polka Dot Plant White Fuzz: What to Do About It
Why Is My Prickly Pear Turning Yellow?
Hoya Sunburn: Symptoms, Causes, and How to Fix It
Why Is My Creeping Jenny Plant Wilting?
Why Are There Black Spots on a Swiss Cheese Plant?
Why Are My Cistus Leaves Turning Yellow?