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?
Q: I'm an urban rental dweller in West Portland, and the soil in my yard appears to be of very poor quality and I can't afford to purchase fertilizer to improve it. My yeard is full of dandelions and weeds currently. After...
Discusses the benefits of vegetative filter strips between agricultural, forestry, or other disturbed areas and surface water, such as drainage ditches and streams. Considers challenges to effective vegetative filter ...
Jed B. Colquhoun, Ryan D. Lins, Charles Cole |
Aug 2008 |
Extension Catalog publicationPeer reviewed (Orange level)
Paying attention to the interactions among plants is important for gardeners. Building a successful plant community – whether it's an ornamental garden, grass lawn or annual crop – requires knowing when to take steps to ensure an optimum growing environment.
If planted in a suitable habitat, native plants are well adapted to Central Oregon soils and climate. When grown in the right conditions, native plants experience less environmental, insect, and disease damage than nonnative plants.
Describes how to identify signs of nutrient deficiency in shade and ornamental trees. Discusses the most common soil nutrient deficiencies, types of fertilizer, and fertilization techniques. Offers a simple method, ...
Russian thistle thrives in the dry climate of eastern Oregon and Washington and if left unchecked develops an extensive root system that competes with wheat for water and nutrients.