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Oak, Bur Quercus macrocarpa Size: 10 gal $131.00 Pyramidal to oval in its youth, gradually maturing into a broad crowned tree with a massive trunk and very stout branches. Bark is rough and deeply furrowed, dark gray to gray-brown in color. Acorns 3/4” to 1 are enclosed by a heavily fringed cap. The leaves are dark green on top, gray green beneath, generally turning yellow to brown in the fall, but occasionally red. Withstands drought, wind, extreme cold and heavy soils. An excellent tree for Colo- rado. Full sun. Height: 50-60 ft. Spread: 35-45 ft. Plum, Princess Kay Prunus Nigra ‘Princess Kay’ Size: 15 gal $85.00 A small upright plum with dark brown bark, to almost black bark. Showy, fragrant double white flowers appear in May before the leaves, followed by 1 1/4” red fruit rip- ening in August. Lovely orange-red fall color. The dark bark with its prominent lenti- cels provides good winter interest. Bloom Period: May. Full sun. Plant Select® Intro- duction 2007. Height: 15 ft Spread 8-10 ft. Potentilla, Goldfinger Potentilla fruticosa ‘Goldfinger’ Size: 5 gal. $16.00 An improved variety with an erect habit and consistent bloom cycle. The 1 1/2” golden - yellow flowers bloom all summer. Medium green foliage. The best tall-growing, bright yellow potentilla to date. Bloom Period: June-Aug. Full sun. Height: 3-4 ft. Spread: 3-4 ft. Spruce, Colorado Picea pungens Size: 4 gal. $146.00 The Colorado State Tree. Very symmetrical, conical evergreen native to stream sides in the Rocky Mountains. Sharp, stiff needles give rise to its botanical name of Thanks to a generous grant from Rocky Mountain Power, there will be two 15 gallon size trees to be planted by the University Lab School at LaBonte Park and the 4th-6th grade SACC Stu- dents at the Laramie Community Recreation Center. All 78 trees & shrubs are provided at cost, on a first come, first serve basis, limit one per household please. The tree sale will take place at the Parks Maintenance Shop located at 1052 N. 5th St. on the west end of LaBonte Park Sat. June 2, 2012 8am-12 noon Alder, Thinleaf Alnus tenufolia Size: 15 gal. $70.00 Native tree that can be grown as a single stem or as a clump. It has an upright oval growing habit, medium green foliage and pale red-brown bark. Maroon and gold catkins emerge in early spring. Yellow fall foliage gives way to interesting cone-like fruits in winter. Does well in wet areas. Hardy to 10,000’ elevation. Can be grouped in groves like Aspen for an interesting landscape planting. Full sun to part shade. Height: 15-30 ft. Spread: 12-20 ft. Bloom period: March Aspen, Quaking (Clump or Single) Populus tremuloides Size: 10 gal. Single: $84.00 Clump: $94.00 Native tree to the Rocky Mountains. Characteristic white bark and golden-yellow to occasion- ally orange-red leaves in fall. Pyramidal habit when young maturing to a rounded crown. Does best in well-drained soil. May sprout to form groves. Suffers from many diseases when planted at lower altitudes and in heaver soils. Full sun to part shade. Height: 20-30 ft. Spread: 15-20 ft. Aspen, Swedish Columnar Populus tremula ‘Erecta’ Size: 5 gal. $30.00 An upright form of European Aspen found in Sweden. Bark is a smooth light gray on older wood and dark gray to black on smaller stems. Leaves are dark green with flattened petioles allowing the leaves to ‘tremble’ in light breezes which is typical of Aspen trees. Fall color is orange to red and very striking. Full sun. Height: 30-40 ft. Spread: 10-15 ft. Birch, Western River Betula occidentalis Size: 15 gal. $71.00 Beautiful, small native tree with glossy, cherry-brown bark dotted with white lenticels. Usually grown as a multi-stemmed tree with light green foliage turning yellow in fall. Tolerates moist soil conditions. Full sun to part shade. Height: 15-20 ft. Spread: 15-20 ft. Boxelder, Sensation Maple Acer negundo ‘Sensation’ Size: 15 gal $86.00 Fast-growing shade tree for extremely harsh sites. Seedless male clone that does not attract boxelder bugs. Slower, more controlled growth with improved branching structure. One of the few trees that is tolerant of alkaline soils and has red-orange fall color which fades to yellow. A good substitute for Cottonwood or Ash. Full sun. Height 40-50 ft. Spread: 30-40 ft. Chokecherry, Canada Red (Tree or Shrub) Prunus virginiana ‘Canada Red’ Size: 5 gal $31.00 Size: 15 gal $85.00 New growth appears bright green, turning burgundy-red as the leaves mature in early summer. White flowers borne in 3” to 6” long drooping racemes appear in late April to early May fol- lowed by small 1/4” dark purple fruit. Fast growing plant that can be used as tree or large shrub, and will provide a quick screen. If used as a tree, suckers must be regularly removed. Very hardy. Full sun. Shrub height: 20-25 ft. Shrub spread: 18-25 ft. Tree height: 20-30 ft. ---PAGE BREAK--- Cottonwood, Narrowleaf Populus angustifolia Size: 5 gal $27.00 Fast growing native cottonwood with ascending branches that form a pyramidal crown. The narrow, willow-like leaves are light green in summer, turning golden yellow in fall. Susceptible to leaf spot and bacterial wet wood. If trees purchased in containers, score the roots deeply because incidents of girdling have been reported. Suckers to form groves. Hardiest cottonwood surviving at elevations over 8000’. Full sun. Height: 50-60 ft. Spread: 35-40 ft. Cottonwood, Lanceleaf Populus x acuminata Size: 15 gal $81.00 Native tree with an upright rounded crown. Glossy medium green leaves are interme- diate in size between Plains Cottonwood and Narrowleaf Cottonwood. Fast growing, cottonless and hardy to over 7500’. Some years, leaf rust can be a problem, defoliat- ing the tree prematurely. A naturally occurring cross between P. sargenti and P. an- gustifolia. Full sun. Height: 40-60 ft. Spread: 35-50 ft. Crabapple (Pink), Radiant Malus ’Radiant’ Size: 15 gal $81.00 Classic crabapple with a rounded shape, deep pink flowers followed by 1/2” bright red fruit in midsummer that is not persistent. The bark color is an attractive reddish-orange and shows itself to advantage on the well-developed strong branches. While this tree rates poorly in national crab ratings, it continues to be one of the better trees for the Front Range community due to its fire blight resistance. Full sun. Bloom period: May. Height: 20-30 ft. Spread: 20-30 ft. Crabapple (White), David Malus ‘David’ Size: 15 gal $82.00 This compact rounded tree is valued for its smaller size. The foliage is medium green and has pink buds that open to single white flowers. The young fruit is bi-colored yellow and red, maturing to red. A high resistance to fire blight has been observed with this tree at CSU’s crabapple trials. Full sun. Bloom Period: May. Height: 12-15 ft. Spread: 12-15 ft. Crabapple (Red) Indian Summer Malus 'Radiant’ Size: 15 gal $81.00 Attractive rose-red flowers. The bright red fruits are persistent. Attractive yellow to orange fall color. CSU’s crabapple trials indicate this plant has good fire blight resis- tance. Full Sun. Height 20-30 ft. Spread 20-30 ft. Crabapple (White), Spring Snow Malus ‘Spring Snow’ Size: 5 gal $35.00 ‘Spring Snow’ is characterized by a perfect teardrop-shaped head that stands full and erect without pruning while young, maturing to a rounded form. This sport from ’Dolgo’ has white flowers, medium green foliage and yellow bark color. ‘Spring Snow’ is fruit- less and shows fair to good fire blight resistance along the Front Range. Yellow fall color. Bloom Period: May. Full sun. Height 20-25 ft. Spread: 15-20 ft. Crabapple (Pink), Thunderchild Malus ‘Thunderchild’ Size: 5 gal $35.00 Size: 15 gal $81.00 Upright, spreading tree with deep purple leaves throughout summer that turn red in fall. Large pale pink, single blooms appear before the foliage emerges. In our experience, we have seen no fire blight in ‘Thunderchild’. This is a special tree for those who desire pur- ple-leafed accent plants. Full sun. Bloom Period: May. Height: 15-20 ft. Spread: 15-20 ft. Currant, Alpine Ribes alpinum Size 5 gal. $16.00 Compact rounded bush excellent for small hedges or as a backdrop for flowers. Requires very little shearing to maintain a neat, tidy appearance. Glossy dark green summer foli- age has an insignificant fall color. Full sun to part shade. Height 3-5 ft. Spread 3-5-ft. Hawthorn, Thornless Cockspur Crataegus crusgalli inermis Size: 15 gal $85.00 Small, graceful tree with dark green, glossy foliage. Clusters of white flowers bloom in late May followed by 1/2” bright red fruit ripening in late September. Fruit is not persistent. Fall color usually is a very fine orange-red. Good resistance to leaf blight. An attractive small specimen tree. Full sun. Height: 20-30 ft. Spread: 20-35 ft. Hawthorn, Toba Crataegus x mordenensis ‘Toba’ Size: 15 gal $85.00 Toba Hawthorn is a hybrid developed at Morden Research Station in Manitoba, Canada. Medium green leaves turn yellow to orange in the fall. Clusters of double white flowers appear in May-June aging to a showy pale pink. Medium-sized red fruit ripens in late summer. The branches and trunk have a distinctive yellow-orange hue and become “muscled” with age, adding character to older specimens. Full sun. Height: 15-20 ft. Spread: 15-18 ft. Linden, Greenspire® Tilia cordata ‘Greenspire’ Size: 10 gal $126.00 The uniform pyramidal shape, showy cinnamon-colored bark and spicy fragrant flowers in June make this a desirable tree. ‘Greenspire’ has a moderate growth rate forming a dense crown making it an excellent lawn or street tree. Younger trees are susceptible to sun scald so wrap in winter. Full sun. Bloom Period: June-July. Height: 40-50 ft. Spread: 20-30 ft. Maple, HOTWINGS® Tatarian Acer tataricum ‘GarAnn’ (PP 15,023) Size: 15 gal $91.00 A chance seedli9ng selected from Fort Collins Nursery growing fields. A superior selec- tion of A. tataricum. Consistent, breath-taking scarlet red samaras appear in the summer giving the tree the appearance of being in bloom. Fall leaf color migrates from orange-red on the outside of the plant to yellow in the middle. Strong branch unions make it lessprone to storm breakage than the species. Tolerates a wide range of soils. Plant Select® Introduction 2007. Full sun. Height: 20-25 ft. Spread: 18-20 ft.