Gardening

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 June

  • Move houseplants outdoors for cleaning, grooming, repotting and summer growth.

  • Control garden weeds by pulling, hoeing, or mulching.

  • Harvest thinnings from new plantings of lettuce, onion, and chard.

Gardening Tips

sunflower
Let annuals go to seed in the fall
Good seed setters include sweet peas, sunflowers, calendula, borage, nasturtiums and annual delphiniums.
Deadheading a rhododendron
Should you deadhead your flowers?
Deadheading makes sense for repeat bloomers and highly modified annuals, but for most other plants it is a matter of appearance and the personal taste of the gardener.
Black-eyed Susans
Tips for saving water in the summer yard
Rain actually does go away on summer days in the Pacific Northwest and during this dry time, when vegetables and flowers bask in sunlight, water use and costs can increase substantially.
tomato on vine
6 common woes of tomatoes
OSU Extension horticulturist Brooke Edmunds troubleshoots common problems that afflict tomatoes.
squash
Mother Nature may need help to pollinate squash and cucumbers
Heat-loving squash and cucumber plants will take advantage of hot weather to blossom and set fruit. Successful pollination depends on insect pollinators, such as honeybees and native bees, as well as timing and location.

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

Would it be possible to start a garden near the top of Mt. Everest?

Upcoming Events

Jul. 03, 2017 1:00pm - 3:00pm
Benton County Master Gardener board meeting
Jul. 06, 2017 10:30am - 11:30am
Jul. 10, 2017 - Jul. 14, 2017 (all day)
The International Master Gardener Conference (IMGC) has been held every two years since 1987.  The …
Aug. 03, 2017 10:30am - 11:30am
Aug. 07, 2017 1:00pm - 3:00pm
Benton County Master Gardener board meeting
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