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 ...

Apple Scab: A fungal disease affecting apple trees, caused by the pathogen Venturia inaequalis, leading to leaf and fruit damage. Gene Pyramiding: A breeding strategy that combines multiple ...