Using sustainable and research-based techniques, learn how to grow your own vegetables, connect with other gardeners, or use Ask an Expert to seek gardening advice. 

Things to do in March

  • Divide hosta, daylilies, and mums.

  • Learn to identify the predatory insects that can help keep aphids and other pests under control.

  • Lawn mowing: Set blade at 0.75 to 1 inch for bentgrass lawns; 1.5 to 2.5 inches for bluegrasses, fine fescues, and ryegrasses.

Gardening Tips

Wet weather fosters cherry and stone fruit tree cankers
Our prolonged wet, cool spring weather is likely to bring on canker disease problems in cherry and other stone fruit trees.
Cover your losses with ice storm-resistant trees
Winter ice storms can wreck havoc on landscape trees.
Tricks for growing melons in PNW Maritime climate
Growing melons successfully in many Pacific Northwest locations requires a few tricks.
An easy way to get bigger, better plum fruit
Are you tired of all those tiny, ripe plums dropping onto your car, your lawn or your patio each summer?
Don't get too zealous yet with the rototiller
The balmy early days of spring tempt gardeners to poke around in their cold, sodden soil.

Gardening Courses

Master Gardener Online

Learn the art and science of growing and caring for plants, and even become a Master Gardener, through this two-option online course.

Become a water-wise gardener

Plant an economical and environmentally friendly and garden with the help of the WaterWise Gardening online course series.

Popular Publications

A new publication from OSU Extension shows a full-circle approach to gardening on school grounds
Use this self-guided learning module to find information on grapevine nutrient needs and how to diagnose problems with disease, insects, drought, sunburn, and herbicides.
Learn how to create a "cloche" that can be used to protect your plants from cold weather.
If you lack space for a garden, consider raising vegetables in containers.
Making a poor garden better often begins with the soil. If your garden soil is poor, consider giving it some help.
Strategies to to keep the bugs out of your garden.
Improve your soil by adding organic matter and creating raised beds.
Basic instructions on how to prune your trees.

Question of the Week

Do you have published, current, projected , research in the effects of charcoal amendment to agricultural soils/forest soils?

Upcoming Events

Apr. 05, 2018 10:30am - 11:30am
May. 03, 2018 10:30am - 11:30am
May. 19, 2018 9:00am - 2:00pm
Jun. 07, 2018 10:30am - 11:30am
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