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Improving Garden Soils with Organic Matter

This publication will help you understand the importance of soil organic matter levels to good plant performance. It also contains suggestions for suitable soil amendments. Any soil, no matter how compacted, can be improved by ...

Dan Sullivan, Linda Brewer, Neil Bell | May 2003 | OSU Extension Catalog

Add organic matter to improve garden soils

Adding organic matter is the best way to improve nearly all kinds of soils.

Feb 27, 2009 | News Story

Should I Worry about Heavy Metals in My Garden Soil?

What do we know about heavy metals in soil? What do we know about lead exposure through soil and garden plants? What do we know about cadmium and arsenic in soils? What can I do if I’m at risk for heavy metals in my garden soil?

Jul 2016 | Article

Let soil temperature guide you when planting vegetables

It's time to plant cool-weather vegetables like greens and peas; wait for the soil to warm before planting tomatoes, squash and peppers.

Kym Pokorny | Apr 12, 2019 | News Story

Mulching around my tree, how can I get it right?

Q: I'm putting cardboard and chipped wood over much of my backyard to keep the weeds down. How much room should I leave free of cardboard around the trees (one planted only a year ago) so they get enough water (whether ...

A: View answer | View all featured questions

Trapped heat is deadly to garden pests

The process of solarization kills weeds, diseases and insects

Kym Pokorny | Jun 23, 2016 | News Story

Pot up some bulbs and dream of spring

Spring-blooming bulbs do great in containers

Heather Stoven | Oct 14, 2017 | News Story

What does that mean? Experts take on gardening jargon

Learn terms to help you be a better gardener

Kym Pokorny | Sep 29, 2017 | News Story

Nothing beats bug patrol for organic gardeners

Look for OMRI logo when buying organic products

Kym Pokorny | Apr 29, 2016 | News Story

New course may encourage efficiency, sustainability with permaculture

Growing movement is an efficient garden system

Kym Pokorny | Mar 25, 2016 | News Story