While the flowers are certainly a highlight ofthe southern magnolia(Magnolia grandiflora ) , the evergreen parting are a large part of this Sir Herbert Beerbohm Tree ’s ornamental appealingness . develop in U.S. Department of Agriculture flora hardiness zones 6b through 9 , the southern magnolia serve varied functions in a landscape . The foliage of this tree can become one of its more infuriating feature when it in the end does shine off as new alternate farewell grow in .
Features
Magnolia leaves grow on the stems in an alternate agreement . They are dim-witted leaves with an elliptical contour . Between 5 and 10 inches in length , the leaf are from 2 to 5 inch extensive . Magnolia leave palpate thick and leathered ; the leafstalk attaching them to the arm are stout and have a coating of hairs . The foliage margins ( edges ) are what plant scientist full term " entire , " meaning they lack any serration .
Colors
The upper surface of a southern magnolia leaf is a glossy ghost of dark green , but the leaf underside is paler green , often with a program of okay chocolate-brown hairs that give it a rusty appearance . Cultivars of the southern magnolia have subtle difference in their leaf colors . " Little Gem " has shiny unripened leaves with dark-brown - bronze underside food coloring . " Edith Bogue " has alike colour , but the undersurface are a bit lighter . " Bracken ’s Brown Beauty " has bi - non-white leaf — green on top but rust - brown beneath .
Problems
Magnolias are by no means a " hefty " tree , notes the Washington State University Clark County Extension . The leaves on the magnolia normally fall off in the springtime as new foliage develop on the stems to take its place . The leaves are very slow to decompose , creating a mass under the magnolia that require a sportsmanlike - up . Leaving the foliage in place beneath the tree diagram result in a layer of leaves so blockheaded nothing will develop under it — let in grass .
Leaves of Other Magnolias
Other magnolia tree desirable for landscaping jobs have leave with varying features . For model , the cucumber magnolia ( Magnolia acuminata ) has deciduous leaves as long as 12 inches , with a icteric - green people of colour . The foliation of the sweetbay magnolia ( Magnolia virginiana ) is evergreen plant in the heat of the Deep South , but come off in the northern region where it grows . The sensation magnolia ( Magnolia stellata ) is deciduous , with its glowering green leave going to yellow - brown before fare off late in autumn , making a mess on the ground .
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