We saw die-back in trees coming out of winter. In some cases, it is environmental stress from drought stress and winter temperature extremes. It also may be a canker disease.

Cankers are caused by a fungi or bacteria. Most pathogens are unable to penetrate bark directly, making vigorous, healthy trees better able to avoid them. Canker pathogens take advantage of ...

European canker, caused by the fungal pathogen Neonectria ditissima, presents a significant challenge to apple production across temperate regions. The disease manifests as cankers on trunks and ...

Frequent issues include fungal diseases such as anthracnose, powdery mildew, and canker stain. If you notice discolored, ...

Technical Terms European canker: A fungal disease affecting apple trees, characterised by cankers on trunks and branches that can lead to dieback and eventual tree loss.

Citrus greening is a disease with no known cure that has infected nearly every citrus grove. It first cropped up 20 years ago ...

All over eastern North America right now, chestnut breeders are pollinating tree flowers. "So here is actually some flowers," Retired forester John Scrivani explains. They’re beautiful.

With a little careful planning, biodiversity can be created when a new landscape is designed or increased if correct plants replace plants that die.

Sunlight, even in winter, will ensure a bountiful harvest of fruit in summertime, however, there is also one key task to perform now for a heavy crop of plums. RHS experts have detailed the importance ...

Some of the flowers, such as petunias, that you enjoyed into June will probably not tolerate the heat and humidity of summer.