About the OSU Extension Service: The Oregon State University Extension Service shares research-based knowledge with people and communities in Oregon’s 36 counties. OSU Extension addresses issues that matter to urban and rural Oregonians. OSU Extension’s partnerships and programs contribute to a healthy, prosperous and sustainable future for Oregon.

Give overgrown trees a makeover with new OSU pruning video series

Knowledge is everything when it comes to pruning mature trees.

Like diamonds, clay soils are forever

Bark, manure, leaf mold and compost are among the organic amendments commonly used to improve clay soil.

What are short-day and long-day plants?

To understand plant flowering, you need to get a handle on “photoperiodism,” or amount of light and darkness a plant is exposed to.

Love them or leave them: Fruit trees take plenty of work

Research has resulted in easier methods of dealing with pests and diseases, from resistant trees to low-toxicity products.

Stay on top of moisture and insect damage or pay the price

What should you do if you find an ant or termite infestation? First, don't panic. Chances are the damage has been there awhile and a few more months isn't going to make any difference.

OSU Extension Small Farms Program will use grants to strengthen Oregon’s food systems

OSU Center for Small Farms & Community Food Systems and the Niche Meat Processor Assistance Network received more than $800,000 in grant money.

‘Trees to Know’ guidebook helps identify Christmas trees

Make it fun by challenging everyone to find each of the most common Christmas trees: Douglas-fir, noble fir and grand fir.

 

Arborvitae stands tall as easy-care hedge

When finding a location for arborvitae in the garden look for full sun and well-drained soil.

Sweep wood ash from the fireplace to the garden

As you clean the fireplace, do your plants a favor and sprinkle the ashes in the garden instead of throwing them in the garbage.

Start now to get color from last year’s poinsettias in time for the holidays

To make a poinsettia bloom in early winter, indoor gardeners simply need to adjust the amount of light and darkness to "fool" the plant.

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