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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

Some Garden Myths and What Research Has to Say

From the myth of collapsing root balls to myth of compost tea - learn the facts about a range of tips you may have heard through the years about healthy soil, pretty mulch, and more.

Richard Little | Feb 2014 | Article

Is anaerobic compost tea useful, any tips?

Q: I would like to use compost tea on my garden. I don't have the means to make aerobic compost tea. If I use anaerobic compost tea as a soil drench only, will I still provide my soil a flush of beneficial microbes? Also, do you have any suggestions for making anaerobic compost tea?

A: View answer | View all featured questions

How to Make a Rooting Tonic

Rooting tonics contain plant growth hormones used to stimulate root growth during plant propagation. They're easy to make at home.

Nov 2011 | Article

Poison hemlock and Western waterhemlock: deadly plants that may be growing in your pasture

Poisonous plants are a major cause of economic loss to the livestock industry. Two poisonous plants common to Oregon are poison hemlock and Western water hemlock. Ingestion of either by humans or livestock typically results in death.

Scott Duggan | Jun 2018 | Article

Poison Hemlock (Conium maculatum) – Silage Will Not Reduce the Toxin

Poison hemlock is one of the most poisonous of plants. Silage making has been used to reduce the concentrations of toxins in a variety of crops. Poison hemlock alkaloids are found in different concentrations depending on ...

Cassie Bouska, Amy Peters | Jan 2006 | Article