Flowers
Landscaping
- Common Planting Problems
- Environmental Plant Problems
- Lawn Care
- Low Water Use Landscape Demonstration
- Winter Injury to Landscape Plants
- Woolly Ash Aphid
Trees and Shrubs
- Backyard Tree Fruit
- Chlorosis in Trees and Shrubs
- Common Planting Problems
- Discover Figs
- Disease Problems in Walnuts
- Environmental Plant Problems
- Filbert Cultivars for the Home Garden
- Growing Pecans in the Home Garden
- Horse Chestnut Family
- Killing Tree Stumps
- Leaf Scorch of Dogwood
- Purple Needles on Spruce Treess
- Recommended Trees for the Tri-Cities
- Sunburn Injury to Trees
- Tree Decline
- Winter Injury to Landscape Plants
- Wood Decay
Master Gardener
Garden Problem Help
May – October
Monday – Friday
9:00 a.m. – 4:00 p.m.
(closed 12:00 p.m. – 1:00 p.m.)
509-736-2726
Learn more about the
WSU Master Gardener Program
Quick Links
- Garden Problem Help
- Horticulture Pest & Disease Boards
- Noxious Weed Control Boards
- Gardening in Washington State
- Hortsense
- Pestsense
- PNW Handbooks
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