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Sheet mulching — aka lasagna composting — builds soil, saves time

Sheet composting, also referred to as lasagna composting or sheet mulching, is a cold composting method used by people around the world for generations. It is an excellent way to convert grass to vegetable beds, create new ...

Jan 2013 | Article

Three methods for no-turn cold composting

Recycling organic debris for composting and improving soil doesn’t have to be a chore! If hot composting is not for you, try one of these easy cold-composting methods. Each has advantages and disadvantages but the end result is the same: improved garden soil and less organic waste in landfill.

Jul 2017 | Article

Did I get it right transplanting my Japanese Maple?

Q: I dug a 10-12 year old Japanese Maple tree from the Washougal, Washington area in the snow and took it to Sherwood Oregon. I transplanted it in a mostly brown and grey clay soil mixed with a 3-way soil mix ...

A: View answer | View all featured questions

Publication answers mulching questions

New OSU publication answers mulching questions

Apr 17, 2009 | News Story

Homemade Remedies for Pests and Diseases

Home remedies have shown some effectiveness against many garden pests and diseases.

Jul 2017 | Article

Stressed trees show dieback

Browning or dieback is usually caused by weather-related stress, sometimes in combination with pests and diseases.

Mar 2018 | Article

Landscaping with Roses

Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.

Barbara McMullen | May 2007 | Article

Old Garden Roses

The category of Old Roses remains one of the most misunderstood and confusing. Nurseries may call a plant an "antique rose" or an "old garden rose," but the rose may not truly be an Old Garden Rose.

Barbara McMullen | May 2007 | Article