Farmers' Bulletin, Выпуск 2019

312 feet high 32 feet adapted alkaline soils bluish-green foliage buckthorn Caragana central Great Plains Chinese elm chlorosis in alkaline clipped hedge cold and drought coldest conifers cotoneaster currant cut back deciduous hedges dense growth effect excellent informal hedge extremely hardy feet tall feet wide ferrous sulfate fertilizer formal hedges fully hardy ground growing grown growth habit hardy and drought-resistant hardy to cold hedge 5 feet hedge plants height inches juniper Juniperus killing back landscape leggy low branches moderately tolerant nursery ornamental ornamental planting Oystershell scale pine privet pruning is necessary recommended Rehd Rocky Mountain Rocky Mountain juniper roots sheared hedge sheared to form soil alkalinity southernwood spaced spider mites spirea spruce suckering habit suitable susceptible to chlorosis tall hedge tall screen tolerant of alkaline tolerant of soil trees and shrubs trees or shrubs trench trials at Cheyenne trimmed hedge type of hedge untrimmed hedges vine windbreaks woody plants