A young pine tree grows among shrubs in a wildfire restoration research plot in the Sierra Nevada. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to ...

Having seed-bearing plants and berry-producing trees and shrubs definitely helps, too! "I watch pine grosbeaks spit out the apple part of ornamental crabapples. They are only interested in the seeds." ...

Pine bark is more acid (lower pH) than other mulches, which is very beneficial for most landscape plants. It also uses less nitrogen to decompose, so less fertilizer is needed to keep plants healthy.

Since trees and shrubs can live for hundreds of years, identifying these blue rings allows us to spot cold summers in the past. By looking at pine trees and juniper shrubs from northern Norway ...