Author

Jon Dukes Page 12

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.

Why Are My Camellia Leaves Turning Yellow?Trees & Shrubs
Why Is My Columbine Plant Dying? Causes and Fixes Flowers
Why Is My Gardenia Losing Leaves and What to Do About It Flowers
Squash Leaves Wilting in Sun: Normal or a Sign of Trouble?Edibles
Why Are Calla Lily Leaves Turning Brown?Flowers
Why Are There Brown Spots on My Swiss Cheese Plant?Houseplants
Why Is My Bougainvillea Dropping Flowers?Flowers
Common Verbena Problems and How to Fix Them Flowers
Why Does My Cilantro Have Brown Spots?Edibles
Why Is My Euphorbia Ascot Rainbow Dying?Gardening
Overwatered Dahlia Diseases: Identification and Treatment Flowers
What Causes White Spots on Cilantro Leaves?Gardening
Why Do My Pumpkin Leaves Have Brown Edges?Edibles
Why Does My Echeveria Have Red Holes?Houseplants
Why Is My Begonia Not Flowering? Here Are Common Reasons Flowers
Dry Roots on Plants: How to Revive and Prevent Them Gardening
Why Are My Plant’s Leaves Shriveled & How Do I Fix Them?Gardening
Why Does My Rhododendron Look Dead and How to Save It?Trees & Shrubs
What Is Wrong With My Mandevilla Plant?Flowers
Why Are My Plumbago Leaves Turning Yellow?Trees & Shrubs
Why Are My Salvia Leaves Turning Yellow?Gardening
Why Your Pepper Plant Is Wilting and How to Revive It Edibles
Why Is the New Growth on My Roses Wilting?Flowers
Why Are My Marigolds Turning Brown?Flowers
What Causes Black Spots on Rhododendron Leaves?Trees & Shrubs
Why Are My Mandevilla Leaves Falling Off?Houseplants
Why Are My Bougainvillea Leaves Turning Black?Flowers
Why Is My Citronella Plant Dying? How to Revive It Houseplants
Why Are My Lantana Leaves Turning Brown?Flowers
Why Are My Plumeria Leaves Curling?Flowers