Gardening Questions And Answers
Bacterial blight on mulberry trees is a more serious problem because it affects the new shoots and leaves. Newly emerging leaves in spring will have large angular brown or black spots that are surrounded by a yellow halo, and leaves become distorted and curled. Cankers will develop on stems that die back.
Many species of insects are drawn to mulberry trees for their abundant source of fruit. These insects, such as whiteflies, which love mulberry trees, in return also attract many mosquito predators such as spiders, dragonflies and birds. This helps to lower the mosquito itches while promoting wildlife diversity.
Mulberries and Cold White varieties often tolerate temperatures to -25 degrees Fahrenheit and red mulberries also manage in subzero weather. Black mulberries are much more sensitive to damage, with freeze-related problems frequently occurring north of U. S. Department of Agriculture plant hardiness zone 7.
Cultivated for their fruit and as an important food source for silkworms, mulberry trees comprise three major species: red, white, and black. Spread by wind, mulberry pollen is an important respiratory allergen in many areas, and the tree is considered a heavy pollinator that’s potentially very allergenic.
Mulberries are easy to grow. Fertilize in spring with compost and mulch to keep the soil evenly moist. Prune young trees in late winter to develop strong structural branches. To keep tall varieties in bounds, consider summer pruning to cut back the branches and make the tree more of a rounded shape.
When the tree does not get enough water, the mulberry gets yellow leaves. A mulberry tree may be particularly prone to this during periods of drought when the leaves will be transpiring water faster than the roots can take it up. The best course of action is too water the tree deeply about once a […]
Mulberry leaf spot is caused by a type of fungi that attacks the leaves of the tree. Fruitless mulberry trees are particularly susceptible to it. Mulberry leaf spot can be identified by the leaves growing somewhat malformed, yellowed, and having black spots. Mulberry leaf spot can be treated with fungicide.