For apple scab, do one spray now while the tree is dormant and the tips of the buds are green. Spray again later in winter ...

Two problems commonly associated with apple trees plague growers: apple scab and apple maggots. It is too late for remedial action at this time of year but what you do now can affect next ...

Recent research has focused on identifying genetic resources and molecular markers that can enhance fire blight resistance in fruit trees, particularly through the study of wild apple species and ...

Fire blight infects ornamental fruit trees such as this callery pear, a popular landscape tree. Symptoms include cankers on branches, wilted shoots and blacked leaves, which give trees a “scorched” ...

Blight destroyed the American chestnut tree. Can scientists bring it back ... Listen to Short Wave on Spotify and Apple Podcasts. Listen to every episode of Short Wave sponsor-free and support ...