Author

Franklin Hollis

With a degree in environmental horticulture, Franklin Hollis is a staff writer at Biology Insights specializing in landscape tree and shrub health. An ISA Certified Arborist based in Roanoke, Virginia, he worked for eight years diagnosing plant diseases and prescribing treatments for a commercial landscape company. Hollis maintains his state pesticide applicator license and still consults on local grounds.

Why Is My Tree Trunk Turning Black?Trees & Shrubs
Why Is My Bush Turning Brown? Common Causes & Fixes Trees & Shrubs
Common Privet Hedge Diseases and How to Treat Them Trees & Shrubs
Why Is My Tree Foaming? Causes and What to Do Trees & Shrubs
How to Treat Anthracnose: Symptoms, Treatment, and Prevention Gardening
What a Brown Stem on Your Plant Means and How to Fix It Gardening
9 Leaves Plant: What It Means for Your Plant’s Health Houseplants
Common Nandina Diseases and How to Handle Them Gardening
Common Eagleston Holly Problems and How to Fix Them Trees & Shrubs
Common Problems With Yesterday, Today and Tomorrow Plant Gardening
Common Winterberry Problems and How to Fix Them Trees & Shrubs
What’s Wrong With My Plant? How to Diagnose and Fix It Gardening
Common Tibouchina Problems and How to Handle Them Trees & Shrubs
Why Is My Juniper Turning Yellow and How Do I Fix It?Trees & Shrubs
Common Inkberry Holly Problems and How to Handle Them Trees & Shrubs
Common Abutilon Problems and How to Fix Them Gardening
Common Hornbeam Problems and How to Solve Them Trees & Shrubs
Boron Deficiency: Symptoms, Causes, and How to Address It Supplements
How to Identify and Treat Arborvitae Diseases Trees & Shrubs
How to Treat and Prevent Fungus on Palm Trees Trees & Shrubs
Sedum Leaf Spot: How to Identify, Treat, and Prevent It Gardening
Common Ivory Halo Dogwood Problems and Solutions Trees & Shrubs
Why Are My Plant’s Leaves Rotting and How Do I Fix It?Gardening
Fusarium and Verticillium Wilt: How to Identify & Manage Gardening
Why Is My Plant Sticky? Causes and Solutions Gardening
Common Canaan Fir Problems and How to Solve Them Trees & Shrubs
Common Yellowwood Tree Problems and How to Fix Them Trees & Shrubs
Common Podocarpus Diseases and How to Handle Them Trees & Shrubs
Why Is My Cactus Molding? How to Treat and Prevent It Houseplants
Common Mexican Orange Blossom Problems and How to Fix Them Trees & Shrubs