Mulberry , known botanically as the coinage Morus , are deciduous flowering and fruiting Tree . There are two main cultivars , Morus rubra and Morus alba or red and white mulberry , respectively . They are grow for their large leafy shade canopy , for their decorative catkins and for their eatable fruit that resemble blackberries when mature . The fruit are also a desired intellectual nourishment source for birds . While not consider particularly disease prostrate , mulberry trees be susceptible to a scope of common ailments that affect broadleaf trees .

Sooty Canker

Sooty pestilence is a fungal disease fuck scientifically as Hendersonula toruloidea . It is one of the more coarse mulberry tree disease and creates cankers or combat injury in the tree diagram trunk bark and branches and causes the foliage and woody tissues to wilt and then pass away back . It takes cargo hold in winter but its effects are most pronounced in the summertime when brown loaded rotting spots appear on the arm , the leaves wilt , the bark splits and splotches of bootleg soot - like mold become visible . When the mould work up up it will kill the surrounding Ellen Price Wood disrupting the catamenia of water supply and nutrients in the Sir Herbert Beerbohm Tree and in extreme plague kill the tree . It is timeserving and seizes on stressed or weak trees or at pruning wound sites .

Armillaria Root Rot

Armillaria stem bunkum , known scientifically as Armillaria mellea and more unremarkably as Oak root fungus or shoe string disease , can also infect mulberry trees . The infection is for the most part intimate and underground , moulder out the roots and woody tissue paper . External grounds descend in the form of shrinking or puny looking leaf , yellowing or brown leaves and unusual or off - season leafage dip . The top branch or limbs will die back and the personal effects will progress down the canopy . Red to brown mushrooms or fungous salad days can crop up at the base of the torso or along surface roots which is an index of the fungal activity .

Bacterial Blight

Bacterial blight , know scientifically as Pseudomonas syringae , can infect the leaves and woody tissue paper of fruiting mulberry tree Sir Herbert Beerbohm Tree . tell apart on the top surface or the leaf with smutty or chocolate-brown irregularly shaped lesion , flower , fruit and catkin and branches can wither or die back and the leaf veins can darken in color . canker can infect the wood and in severe problems the wood will weep from the pestilence wound when in damp environments . The preponderance of bacterial blight is spur on by rainfall and will be more severe the wetter an area is for sustained periods without intervals of ironic condition .

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