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South Dakota Forests
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Forest Types Black Hills Flood Plain Forest Upland Forest
Windbreaks and urban forests
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South Dakota Forests 1. Black Hills Forest
- Includes mostly ponderosa pine, aspen and spruce
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Ponderosa Pine
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Aspen
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Aspen
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Aspen
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Spruce
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Spruce
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Spruce
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South Dakota Forests 1. Black Hills Forest
- Includes mostly ponderosa pine, aspen and spruce - Encompasses 1.3 million acres in the hills and outlying areas
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Mountain Pine Beetle Epidemic
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Mountain Pine Beetle Epidemic
Tunnel under bark of infected trees Mate and lay up to 75 eggs under bark Once hatched, larvae tunnel away from hatched site , feeding as they go
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Mountain Pine Beetle Epidemic
First major outbreak in 1997 2006 – about 30% of the area infected Estimated around 50% today Estimated 370,000 acres of ponderosa pine have been affected in the last 10 years. (out of 1.5 million acres)
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Mountain Pine Beetle Epidemic
Methods of control Prescribed burning of affected areas Thinning of forest and infected and threatened areas Logging Pile infected logs and burn or woodchip
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South Dakota Forests 2. Flood Plain Forest
- Elm / Ash trees located along the Missouri river and tributaries
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American Elm
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Green Ash
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South Dakota Forests 2. Flood Plain Forest
- Elm / Ash trees located along the Missouri river and tributaries - Cottonwood trees along small rivers and streams
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Cottonwood
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Cottonwood
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South Dakota Forests 2. Flood Plain Forest
- Elm / Ash trees located along the Missouri river and tributaries - Cottonwood trees along small rivers and streams - Total 175,000 acres
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South Dakota Forests 3. Upland forests
- Eastern deciduous forest pockets ... Newton Hills
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South Dakota Forests 4. Windbreaks and Urban forests
- Planted by settlers
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Forest - Prairie Encroachment Trees Shrubs Smooth Sumac
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Forest - Prairie
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Forest - Prairie
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