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Buckeye smooth fruit <br />Bigtooth Acer 20-25' 12-15' L L No Small tree or large <br />Maple grandidentatum shrub; tolerant of dry <br /> & alkaline soils; Ft. <br /> Collins selection is <br /> cherry-red in fall <br />Western Sapindus 20-25' '20-25' L M Native to Baca <br />Soapberry drummondii County, poor soil; <br /> watch for co- <br /> dominant limbs; small <br /> tree <br />American Carpinus 20' 20-25' M L No Needs some shade; <br />Hornbeam caroliniana sensitive to salts; <br /> .qorqeous winter look <br />Gambel Oak Quercus 15-20' 15-20' L L No Yellow to orange or <br />small tree ,qambelli red in fall <br /> <br />ORNAMENTAL TREES <br />Common Botanical Name Height Widt Water Maintenance Street Remarks <br />Name h Requirement Requirement Tree <br />Globe and Robinia 50' 30' L L NA <br />Purple Robe pseudoacacia <br />Locust 'Globe' & 'Purple <br /> Robe' <br />Colorado Betula x 40' 20' M L NA Native of Boulder <br />Paper Birch andrewsii Cnty., hybrid; white <br /> peelinq bark <br />Glen's Form Pyrus calleryana M-L M NA Narrower & more cold <br />Callery Pear (2) hardy than Bradford; <br />Aristocrat 35' 25' fruit unimportant; clay <br />Pear 35' 15' ok <br />Chanticleer 30' 12- <br />Pear 15' <br />Stone Hill <br />Pear <br />Downy Crataegus mollis 30' 30' L L NA <br />Hawthorn <br />White Maclura pomifera 30' 30' M L NA No thorns; leathery <br />Shield leaves; fruitless <br />Osage <br />Orange <br />Mayday Prunus padus 30' 20' M-L L NA <br />Tree <br />Shantung Acer truncatum 25-30' 20- M*L L NA Replacement <br />Maple 25' candidate for Amur <br /> Maple; orange-yellow <br /> in fall <br />Cockspur Crataegus crus- 25' 20' L L NA Thorns, good fall color <br />Hawthorn galli oranqe to red <br />Des Prunus x 25' 20' M M NA Cheyenne USDA <br />Fontanes fontanesiana Research Station intro. <br />Cherry - Ft. Collins Nursery <br />Thornless Crataegus crus- 20-30' 25- L L NA Thornless, good fall <br />Cockspur galli inermis 35' color orange to red <br />Hawthorn <br />Washington Crataegus 20-30' 15- M-L L NA Good fall color, red <br />Hawthorn phaenopyrum 20' <br />Amur Maackia 20-30' 25- M L NA Wider than tall; <br />Maackia amurensis 30' nitrogen fixing; tolerate <br /> dryI alkaline soils <br />Peking Lilac Syringa pekinesis 20-30' 15- M-L L NA Showy flowers <br /> 25' <br />Tatarian Acer tataricum 20-25' 15- M-L L NA June- pink/brilliant red <br />Maple 'Hot 'Hot Wings' 20' seeds, fall yellow to <br />Winqs' oranqe-red; Fort <br /> <br />14 <br /> <br /> <br />