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Home , Larch, Larix laricina, Larix sibirica, Western larch

Siberian

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III-159 Siberian Larch Environmental Requirements () Texture - Intolerant of dry, heavy, shallow, chalky soils. General Description Soil pH - 5.0 to 7.5. A large pyramidal with spreading Windbreak Suitability Group - 1, 3, 5. horizontal branches. Needles are densely clustered on short spurs. Needles turn attractive yellow and are shed Cold Hardiness each fall. The largest in North Dakota is 55 feet tall USDA Zone 2. with a canopy spread of 18 feet. Water and Prefers moist well-drained sites, but trial plantings on dry Arrangement - Spirally on short spurs. sites are performing well. Bud Color - Light brown. Light Bud Size - Small, short, pointed, with many brown Full sun, intolerant of shade. pointed scales. Type and Shape - Needles are borne in clusters on Uses short shoot spurs, singly on long shoots. Leaf Margins - Smooth. Conservation/Windbreaks Leaf Surface - Smooth, soft, flattened. Medium to tall deciduous conifer for farmstead and field windbreaks. Leaf Length - 1 to 1½ inches. Leaf Width - Needles. Wildlife Leaf Color - Light green in spring, dark green in summer, Nesting sites for song birds. yellow in fall, absent in winter. Agroforestry Products Flowers and - Rot resistant heartwood for posts, poles, railroad Flower Type - Monoecious, separate male and female ties, and mine timbers. strobili. Medicinal - Used as a stimulant, diuretic and for control of Flower Color - Male are yellow; females are red to green. certain skin diseases. Type - Cones, 1½ to 2 inches, borne upright on the Urban/Recreational branch, small winged . Good hardy landscape tree for parks, yards and other Fruit Color - Brown cones, yellow-brown seed. landscape sites. Yellow fall color is quite striking. Form Cultivated Varieties Growth Habit - Spreading lateral branches. None Texture - Medium-fine, summer; medium, winter. Crown Height - 30 to 60 feet. Related Species Crown Width - 15 to 25 feet. American Larch () Color - Dark brown, to grayish-brown, and scaly. European Larch (L. decidua) System - Root spread is equal to the height of the (L. occidentalis) tree and varies from 1 to 4 feet deep. Pests Melamspora leaf rust is a locally common disease.

III-160