Pests & Diseases
The Impact of Emerald Ash Borer in the Hudson Valley (and What You Can Do to Help)
Emerald ash borer has devastated our local ash population and damaged the ecosystem and economy. Hill Treekeepers explains the impact so far and what we can do.
Read MoreBeech Leaf Disease: Causes, Prevention, and Treatment Options
Beech Leaf Disease is a fatal tree disease threatening the many beech trees in the Hudson Valley. Learn how to identify the disease and what treatments we have.
Read MorePowdery Mildew on Trees & Shrubs: Causes, Prevention, and Treatment
Powdery mildew is a common fungal disease that attacks trees, shrubs, and plants in the Hudson Valley. Learn how to recognize the symptoms, the best prevention methods, and most effective treatment options.
Read MoreCommon Boxwood Pests That Could be Killing Your Shrubs
Boxwoods are popular shrubs but prone to damage, defoliation, and even death from a range of common pest infestations. Learn how to identify, control, and prevent mites, leafminers, and psyllids.
Read MoreWhat Are Deer Repellent Sprays and Are They Effective?
Discover the truth about deer repellent sprays. Are they really effective deterrents? Find out now and protect your garden from those pesky Hudson Valley deer!
Read MoreUsing a Dormant Oil Spray for Fruit Tree Pest Control
Don’t lose your fruit to insect pests! Learn how to use pesticide-free dormant oil spray for fruit tree protection in the Hudson Valley.
Read MoreWhat are Those Spots on My Maple Leaves?
Maple tar spot is a fungal disease that affects the leaves of maple trees and a few other species as well. While not fatal in itself, it looks unhealthy and can be a sign of additional, more serious tree health issues.
Read MoreAre Your Trees Being Destroyed by Gypsy Moth Caterpillars?
Spongy moth (AKA gypsy moth) caterpillars are decimating trees in New York. The moth is here to stay, but there are things you can use to slow their spread.
Read MoreCheck for Signs of Hemlock Wooly Adelgid on your Trees this Winter
Hemlock Wooly Adelgid (HWA) is a pest that is killing many hemlock trees in New York and throughout the Northeast United States. Read this article to know the signs that will help you spot hemlock wooly adelgid in your hemlock tree.
Read MoreTrees Can Get Sick, Too – How to Prevent and Treat Tree Pests and Diseases
What’s the best way to stop insects and diseases from attacking your trees? Keep your trees healthy! Learn what that means and what you can do to maintain the health of your trees.
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