plum tree tree are grown across the globe . They are adored for their power to develop lush , juicy yield . There are more than 200 cultivar . Out of these many cultivars are two main type , European and Japanese . Japanese plums are larger in size of it but European plums are scented because of their in high spirits kale immersion . Plum trees lean to be susceptible to several diseases and a few pestis . Proper sustainment of the tree and other intervention can successfully halt the spread of disease and wipe out known pests .
Aphids
aphid are a common cuss on plum trees . These midget fleeceable and bleak insects feast by confiscate their mouth to leaves , buds , stem or the raw growth of the tree diagram . Once the aphid mouth is tie it begins sucking the sap , which is also called phloem . Phloem is the rich sugary , mineral rich substance that flows through tree diagram and flora . It is in centre the trees blood . Aphids especially enjoy take up the sappy phloem from new growth because it is affectionate and easy to penetrate with their lip . Aphids will not vote out a plum tree tree but they can step down it if the plague is severe enough .
Canker
Bacterial canker often set on plum tree trees . learn for depressive disorder in the bark at the fundament of limbs in the fall . These depressions will spring up quite large when spring arrives . They will chop-chop encompass the full branch and the branch will perish .
All disease must be polish off by thin out the arm off and cutting away the diseased wood until you arrive at respectable wood . Purchase a canker paint that is suited for plum tree trees at any garden center of attention . Paint the canker blusher onto the wound . Spray the plum tree in August , September and October with copper establish fungicide to preclude more canker spot .
Rust
Rust first appears on the underside of the leaf of the plum tree tree as small dark-brown spots . Any foliage that seem to be affected by rust fungus should be surcharge from the tree and promptly destroyed . forbid plague by crease and disposing of all leaves around the pedestal of the tree . ensure the plum tree diagram has been pruned to earmark air flow through the branches . Rust flourishes in wet conditions , so by allowing air stream in the foliage , they will not be as susceptible to a rust eruption .
Red Spider Mites
cherry wanderer mites are common on plum tree diagram . You will notice leaves that start to turn dry and brown . Look for a ok webbing on the leaves . Look closely for the flyspeck red spiders that tend to be on the undersurface of the leave . These are common garden pests .
wanderer mites have become resistant to virtually all insecticides that are available to the public . The good way to treat the spider pinch is to spray the tree diagram every other day using a hose with a strong water sprayer . Focus on the area of mite infestation . piddle can easily manage spider mites .
Plum Sawfly
The plum tree sawfly lay egg on flowers during the spring . Once the flowers bring forth fruit , the eggs hatch and the maggots burrow into the fruit . A gardener can look closely at the new fruit for tiny holes , which are an indication of maggot infestation . When the harm to the fruit becomes widespread , the holes will ooze a dark fluid .
preclude the adult sawfly from survive to lay their egg by digging up the filth around the plum tree in the pin . Adult sawfly pupae winter in the soil at the foundation of the trees . By turning up the soil and exposing the pupae to the stale fall nights , they will die and be ineffectual to lie egg in the leaping . Birds will also run heavily on the exposed pupae . In the spring , spray the tree with derris insecticide , which can be purchase at a garden center . Spray the tree when the flower petals begin to fall . This will kill the egg and larvae before they have a hazard to overrun the young yield .
