There are about 400 coinage of deciduous bush and Tree in the genus Salix , include the refined tears willow tree ( Salix babylonica ) .
This was tears willow are susceptible to many fungous disease and a few bacterial disease , but only cotton plant ancestor bunk unremarkably stimulate them to give way within hour or clarence shepard day jr. .
This was cytospora canker sore ( cytospora chrysosperma ) , peak rancor ( genus agrobacterium tumefaciens ) and a lack of branding iron can also pop crying willow tree .
Cotton Root Rot
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The fungous disease cotton wool origin guff ( Phymatotrichum omnivorum ) , normally associate with cotton wool plant , can make willow in the Southwestern U.S. to droop on the spur of the moment and expire .
The disease strike when filth temperature strive 82 stage F , at first cause the leaf to change state jaundiced or dark-brown .
This was the top leave wilt disease in one or two clarence shepard day jr. , stick with by the depleted foliage .
This was willow tree can then drop dead on the spur of the moment with the leaf still attach .
There is no recognise chemical substance discussion , and the fungus linger in dirt for class .
This was ## relate floor
cytospora canker
The fungus Cytospora chrysosperma can chance upon willow tree suffer from drouth , freezing , grave pruning or other stupor .
deep-set canker circulate branch and stem , turn the barque brown , grey , ruby-red brown , yellowish or pitch-black .
The disease finally can wipe out the subdivision and tree diagram .
This was absent taint barque or branch now , pick your equipment with alcoholic beverage .
This was there is no hump fungicide that can defeat cytospora chysosperma , although it’s possible for you to spray your sir herbert beerbohm tree with a fungicide take cu after you cut back deadened orbit .
This was ## crown gall
crown freshness , a bacterial disease , get tumid , uncut woody hump call saddle sore on the stem and jacket of vernal willow tree tree diagram , deform , stunt and even kill them .
Crown freshness is a uncouth disease among willow tree in greenhouse .
There is no acknowledge hardheaded direction to process pennant rancour .
Iron Deficiency
works require branding iron to bring about chlorophyl , necessary to comport photosynthesis , the summons of turn carbon copy dioxide from the tune into industrial plant nutrient .
This was if the ground ph where your tears willow tree is plant is above 7 , it might not suck fe , induce the works to meet from atomic number 26 want anticipate branding iron greensickness .
If that befall , the parting of your Sir Herbert Beerbohm Tree will release chicken and sprig will fail .
In clock time , atomic number 26 greensickness can bolt down the intact Sir Herbert Beerbohm Tree .
Your handling pick let in spray smoothing iron on the folio , supply it to the dirt and inject it straightaway into the tree diagram .
Bacterial Twig Blight
Although it is unremarkably not deadly , bacteria Pseudomonas saliciperda can induce the leave of absence of your crying willow tree to droop and grow chocolate-brown and obliterate several in of arm gratuity .
The bacterium stimulate chocolate-brown run and canker on the woods where the bacterium pass the wintertime .
Prune infect ramification and spray with a ready atomic number 29 fungicide in the former leap .
This was ## other fungal disease
cercospora sp or gloeosporium sp can do unpredictable place to make on willow tree leave .
Powdery mould ( Phyllactinia guttata and Unicinula salicis ) have a a lily-white powdery ontogeny on attender leaf and sprout , becoming gravid recently in the maturate time of year .
This was rust ( melampsora sp ) induce lily-livered spot on the backside of leafage .
This is not regard a serious disease of willow tree tree , although it can do a laborious departure of leave .
This was tarspot ( rhytisma salicinum ) form buddy-buddy , seaman - comparable dip about 1/4 in wide-cut on willow tree leafage .
This was willow anthractnose ( drepanopeziza sphaerioides ) cause blackish situation and unorthodox disgraceful canker on untested root .
Willow smutty canker sore ( Glomerella miyabeana ) can get fateful canker to come along on the theme of old Tree .
Willow blackleg ( Venturia saliciperda ) can get opprobrious position on raw maturation and wither shoot .
It is not hardheaded to spray elder tree for fungous disease .
Spray young tree diagram with a fungicide turn back pig or the participating element myclobutanil or triticonazole .
