Plum trees ( Prunus spp . ) come in a wide range of unlike coinage and cultivated varieties , or cultivars . plum tree trees are among the cold - fearless of fruit trees , some species growing in regions with wintertime temperatures that are well below 0 degrees F. Different eccentric of plum trees can be difficult to secern asunder , especially when they are n’t fruiting , but you may distinguish the species or cultivar by looking at many other characteristics . About six or seven main plum tree diagram coinage are the most mutual throughout the worldly concern .
Step 1
Identify the American plum tree Sir Herbert Beerbohm Tree ( Prunus Americana ) by its 10- to 30 - foot mature height and 5- to 12 - inch tree trunk diam . The American plum ’s fruit are round and disconsolate or scarlet when they mature , and its leaves are nonlobed with dense little veins , long narrow tips and ok double teeth on the leaf edges . The American plum ’s sprig are orange - brown in colour and its barque is disconsolate browned and scaly .
Step 2
Look for a tree that resemble the American plum to blob the Canada plum tree ( P. nigra ) . Unlike the American plum tree , the Canada plum tree tree has forthright teeth on the leaf edges and dark-green twigs .
Step 3
Identify the Damson plum tree ( P. institia ) by its 1 - inch - diam , dark blue or purple fruits with yellow , firm inner flesh that mature from August through October . The Damson plum has oval to ovoid leaves that are green and sometimes wrinkled on the upper surfaces with pale - colour , softly hairy underside . This plum tree tree diagram grow 10 to 20 feet tall and broad with an ellipse - shaped canopy .
Step 4
Look for spiritualist to big , round or conical fruit with purplish - crimson skin and scarlet flesh to identify the Methley plum tree tree ( P. salicina ) . Also develop 10 to 20 feet tall and wide , the Methley plum tree Sir Herbert Beerbohm Tree has vivid - green leave-taking and rosiness in blanched umbrella - shaped flower clusters as early as recent winter , often remaining on the tree while covered with blow .
Step 5
Spot the Mexican plum tree ( P. mexicana ) by looking for its modest , blood-red fruit and orange autumn leaves . The Mexican plum also blooms in late winter with showy , fragrant white flowers , but this tree diagram grows 15 to 30 foundation tall with a rounded canopy that ’s 20 to 25 foot wide at maturity .
Step 6
depend for distinctive , deep - over-embellished foliation to identify the purpleleaf plum tree tree ( P. cerasifera ) , which typically grows up to 25 feet tall and wide , with a rounded canopy . The purpleleaf plum tree diagram ’s leaves are 1 ½ to 3 inch long and its early natural spring bloom are pink and white . Purpleleaf plum trees produce reddish , 1 ¼-inch - diam , round fruits in late summertime .
Tip
you’re able to also identify different plum tree Tree by noticing where they ’re growing . The American and Canada plum trees can raise in the coldest regions and can not tolerate much heat , while the Damson plum tree tree is hardy down to -15 degrees F and can tolerate a wide range of soil type . The Methley plum is also hardy down to -15 level F and can stand high heat with a short dormancy time period , but prefers downhearted humidness and rainfall while actively growing . The Mexican plum tree is stalwart down to only -5 degrees F , but it can grow in nearly any dirt type and is drouth - tolerant when established . The purpleleaf plum withstands temperatures down to -25 degree F and prefers acidic , well - draining ground , but stomach some heat energy and drought .
Warning
Do n’t confuse the Methley plum Sir Herbert Beerbohm Tree with the Burbank plum , both of which are derived from the same specie . Unlike the Methley variety , the Burbank plum tree can develop up to 35 feet tall and produces red and favourable - yellow yield . The Burbank plum tree also has leave that tend to fold upward along the cardinal leaf vein and are light - colored on the undersides , often with fine hairs .
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