The crying willow is a popular and beautiful tree diagram with long , slim leaves that turn away gracefully to the earth . Weeping willows are great ( they can contact a pinnacle of 70 animal foot ) and need plenty of way to go around out . They lie with moist soil and are quite hardy , being resistant to many pests and even verticillium wilt disease , which is a deadly disease that affects many tree diagram . Still , weeping willows can lose from some pests and diseases .
Gypsy Moth
tears willows are affected by many boring and chewing insects , including cat and aphids . Most of these insects only superficially affect the tree , causing minor damage . The gypsy moth , however , favors the crying willow and can quickly defoliate the Sir Herbert Beerbohm Tree . The larvae of the moth emerges in the spring , just as the tree diagram is budding , and make prompt piece of work of the young , tender leave of absence . If the crying willow is healthy and ripe , the Sir Herbert Beerbohm Tree will produce new leaf mid - summer .
Willow Scab
Willow scab is a fast - moving fungal disease that will attach and bolt down novel leaves very promptly . The fungus enters through the twig at the point where new shoots are egress . The crying willow will spring up olive green masses of spore growth on the underside of the leaves , and cankers ( cracked , sunken field of wood ) will appear on the twig and branch . When cankers completely encircle a branch , they can cut off the flow of nutrients to that branch , causing it to become flat . In young willow tree tree , cankers can even deaden the trunk .
If another fungus , Physalospora miyabeana , aggress the willow at the same time , the combination of the two fungi will cause willow tree blight , which make the tree to start to break down from the outermost confidential information of the branches in . pretend branches should be immediately pruned off the tree to prevent the spreading of either fungus .
Leaf Spot
Leaf spot is because of several different types of kingdom Fungi . Rust can have yellow spot to appear on the leafage , while old salt infect the parting with large , steamy black spot . Powdery mould appears as white spots that can spread and eventually embrace all of the leaves with a mulct , pulverisation software . None of these will permanently harm the crying willow tree Sir Herbert Beerbohm Tree , but they are unsightly . Rake up infect leaves in the fall so that the fungi do not winter in the soil .
