Trees need a certain number of warm days in their growing seasons to grow properly; otherwise, the cell walls of new growth ...

The scientists collected core samples from 25 Scots pine trees and stem discs from 54 juniper shrubs, creating paper-thin ...

There may be times when even these easy-going evergreens do require a prune. When that need does arrive, knowing when and how ...

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 ...

The main technique for reducing the size of an overgrown deciduous shrub is called heading back. Heading cuts are intended to ...

Juniper shrubs are getting a second look as homeowners search for carefree greenery with year-round appeal. These plants have long been a landscape staple, especially as an evergreen foundation ...

Scientists studying pine trees and juniper shrubs in northern Scandinavia are revealing the weather of the past by looking at tree rings — which can tell us far more than just the trees’ age. ‘Blue’ ...

Volcanic eruptions and cold summers leave lasting marks in the wood of northern trees, unlocking the secrets of past climate extremes.

In Norway, scientists have found blue rings in trees that hint at how volcanic eruptions disrupted growth throughout history.