The pollution soakers: Colorado natives to test

Cotoneaster franchetii  plant beat all others in a Royal Horticultural Society study to determine how much car pollution a hedge formed plant removed from the air and captured within leaf materials.  Leaf samples were measured for heavy metals: Zn, Cu, Pb, as well as Na.  before and after being exposed to roadside traffic for 9 days without… Continue reading The pollution soakers: Colorado natives to test