White flowers, usually fruitless; dense foliage; yellow bark. Low branched smooth gray bark, “muscled” branches, yellow-orange fall color. Leaves: Evergreen scalelike needles are small, gray-green or silvery. Green in development; tan when ripe. Leaves: Evergreen needles are stout and light green; 1 to 1-1/2 inches long; 2 in a bundle. Fragrant, double, white flowers, age to pink; red fruit, short thorns. Relation to Fire: Fires virtually nonexistent in these areas due to low temperatures and a short growing season. Fruit: Light red-brown cones; 3 to 4 inches long; egg-shaped with scales that are tipped by a sharp point; small, long-winged seeds. Bark: Light brown, thin with many small scales. Bark: Gray and smooth with resin blisters on young trees; red-brown, very thick and deeply furrowed with broad, often corky ridges at maturity. Habitat: Grows on rocky soils in the foothills and on the plains; often associated with piñon pines. Pink to red fruit capsules open to expose orange seeds. Creamy panicles of fragrant flowers in late spring, red-brown shredding bark. Large Deciduous Trees. Habitat: Mostly well-drained soils in high elevations, often in pure stands. *Seeds released from cones by exposure to extreme heat. Habitat: Moist soils along streams; can often be found with willows and alders in coniferous forests. The Tree Farm deciduous trees listing. Disclaimer | Red-winged seeds in summer, very ornamental. Deeply divided by flat, connected ridges. *J.E. CSU Horticulture Agents and Specialists Blog, Capric Acid: A Promising Next-Generation Herbicide for Organic Specialty Crop Production, Columnar and Fastigiate Trees for CO Landscapes, Management-intensive Grazing (MiG) on Irrigated Pasture, Pulse Crops and their Key Role as Staple Foods in Healthful Eating Patterns, Integrated Hive Management for Colorado Beekeepers, Management-intensive Grazing (MiG) and Soil Health. Young trees are able to sprout from roots and/or branches after a fire. Our physical location is 1311 College Ave, Fort Collins, CO. Having website issues? Double pink flowers, large green fruit. Forest types in Colorado include: Spruce-fir Ponderosa pine Lodgepole pine Douglas-fir Aspen Piñon-juniper Southwestern white pine Bristlecone pine Limber pine Colorado blue spruce and the cottonwood-willow combination found in many riparian areas M = moderate water needs; normal lawn watering. Fruit: Inch long with capsules containing 3 to 4 valves; many tiny, cotton-like seeds inside valves. Dark green leaves, yellow fall color, tolerant of alkaline soils. The key to symbols used in the table is given below. Leaves: Evergreen needles are blue or light green with white lines; 1 to 1-1/4 inches long. Sharp, stiff needles give rise to its botanical name of pungens(sharp-pointed). Straight trunk, dark green leaves turn russet-red in fall, red fruit, best in well drained soils. Leaves: 2 to 5 inches long and wide. The Columnar Colorado Blue Spruce (25’ × 7’) is a spire of steely blue foliage that can slip into any sunny spot in your landscape. Rose-red flowers, red fruits. Purple folliage turns bronze-red. Match the plant with the moisture conditions of the site. Relation to Fire: Ground fires kill many trees due to thin bark. Relation to Fire: Generally killed by fire due to thin bark, shallow roots, low growing branches, tendency to grow in dense stands and support heavy lichen growth. Alternate leaves do not sit directly across from each other on the stem but rather … Relation to Fire: Typically subject to top-kill by fire; may resprout depending on the severity of the burn. Consider the length of the growing season, soil characteristics and exposure before selecting trees and shrubs for specific sites. Relation to Fire: Severe fires can easily kill both young and mature trees. Learn more about us or about our partners. M-LLarge white flowers, exfolaiting brown bark, can be tree or shrub from. The Colorado State tree. Privacy Statement | At Heidrich’s Colorado Tree Farm Nursery our selection includes the healthiest, drought tolerant/xeric evergreen trees, deciduous trees, fruit trees, deciduous shrubs, evergreen shrubs, perennials, groundcover, and ornamental grasses that are available. 2 to 4 inches long; pinnately compound with 3 to 5 grouped leaflets. Fruit: Light brown, short-stalked cones that hang down from the branches; 1-1/3 to 3 inches long; many thin, rounded cone scales on top of long, 3-pointed, winged seeds that stick out beyond scales. All of our inventory is for sale only at our nursery located in Longmont, Colorado. Leaves: Evergreen needles are dark with white lines, they have white pitch dots on both surfaces; to 1-inch long; crowded in a long, dense mass along the twig; generally 5 in a bundle. Bark: Light gray and smooth with resin blisters on young trees; deeply furrowed into corky ridges and orange cracks when mature. Leaves: Slender evergreen needles are blue-green with white lines on all surfaces; 2 to 3 inches long, typically 5 in a bundle. Native, small tree or large shrub, gray bark, yellow fall color, bright red winter buds. And don’t worry—it won’t overwhelm any space! Bark: Dark on young trees; nearly 3 inches thick, red-orange and furrowed into large, flat scaly plates on mature trees. Habitat: Moist soils of high mountain valleys; in pure stands and with other firs. Habitat: Occurs in wetlands, stream banks, canyons and upland mountain slopes. Apr 4, 2016 - A visual reference to the list from The Pacific Northwest Gardeners's BOOK OF LISTS - deciduous trees with columnar character. Dark red persistent fruit. Pink buds open to white flowers, yellow-red fruit matures to red. More resistant to fireblight than ‘Bechtel.’. Double white flowers before leaves, orange-red fall color, dark brown-black bark. Apply to CSU | How to Select a Tree. New green growth turns purple-red, white flowers, purple fruit, suckers like aspen. To remember what "deciduous" means, try relating it to the word "decadent." Resistant to fireblight. Leaves: Evergreen needles are to 1-inch long with bracts at the base. Height: 10 to 15 feet, usually occurring as a shrub. Single or multi-stemmed tree, pink to red winged seeds in summer, yellow fall color, tolerant of alkaline soils, more adaptable than Amur maple. Habitat: Open woodlands; alone or with junipers on dry rocky foothills, mesas and plateaus. Protection. L = low-water needs; can withstand drought. Kentucky Coffee Tree. Habitat: Moist sites near water; a riparian species growing near rivers, streams, lakes, swamps, marshes and wetlands. Native multi-stemmed tree, persistent wafer-like fruit, golden-yellow fall color. Leaves: Evergreen needles are dark, blue-green with silvery lines on both surfaces; 1 to 1-1/2 inches long; flat and blunt tipped; crowded and curved upward on twigs at nearly right angles. Yellowish-brown bark, many white flowers, thick glossy green leaves, golden-yellow fall color. Alternate Leaves. Leaves: Lance-shaped, 2 to 4 inches; light green turning bright yellow in autumn. For information on larger trees, see fact sheet 7.419, Large Deciduous Trees. Margins may be slightly lobed, resembling a classic maple leaf. Fruit: Light chestnut-colored, oblong cones; 1 to 2 inches long; in upper part of crown with scales that are paper-thin and ragged along the outer edge. Young branches are very flexible, hence the name. In mountain environments, the brief and dry growing season often prevents aspen seeds from germinating or seedling from surviving. Horizontal branching, creamy-white flowers followed by blue-black fruit, red to purple fall color. Buy direct from the grower and save money. Resistant to fireblight. Available as single-stemmed tree or multi-stemmed shrub; scarlet fall color; avoid alkaline soils. Pinkish-white flowers followed by maroon-red foliage; avoid wet sites. This upright grower maintains its tight and formal shape without pruning. Fruit: Fruit are catkins; up to 4 inches long; many light green capsules contain 6 to 8 tiny, cotton-like seeds. Bark: Light grayish-brown; thick. stiff and the points extremely sharp, light green with a white stripe. Forests and woodlands cover approximately 24 million acres in Colorado. Examine the proposed site before planting trees. Colorado blue spruce (Picea pungens) State tree, sharp stiff needles, color of needles range from bright green to silver blue Austrian pine * (Pinus nigra) Long needle pine, works well in a windbreak Concolor (white) fir* (Abies concolor) Long soft blue-green needles, plant in a protected site, shade and drought tolerant Best in moist well drained soil; pest prone and shorter lived at lower Front Range elevations and in heavy soils; root suckkers form clumps. Trees also reduce harsh winds, v moderate temperature extremes, and offset poor air quality. May survive low severity fire; Top-killed by more severe fires, but may resprout. SPRUCE, COLORADO (Picea pungens) Ht 50-80 ft, Spd 25-35 ft. Full sun to part shade, moderate water needs. Showy, white flowers in spring; red fruit in late summer; bronze fall color, stout thorns. H = heavy water needs; more than normal lawn watering. Habitat: Occurs naturally in a wide range of soil types and textures, although generally regarded as a riparian plant. Relation to Fire: Thin, resinous bark of young trees makes them highly susceptible to fire; after 40 years, trees have developed a very thick layer of bark to protect them during hot ground and surface fires. Table 1 includes small trees that are useful for privacy screening as … Relation to Fire: A fire-adapted species. These are true lilacs, but their globe shape is much taller than the ... Russian Hawthorn. Coordinate with other plants and elements of your overall landscape design. Relation to Fire: Easily killed by fire due to thin bark, relatively flammable foliage and accumulation of dead lower branches. Tricolor Beech (Fagus sylvatica) This tree thrives at elevations up to 7,000 feet, as its broad leaves provide shelter from the sun and wind. Fruit: Cones are yellow-brown, unique, short and squatty; 1 to 2 inches long. These are trees belonging to the class Coniferales. Red buds open to semi- double pink flowers, few bronze fruit. CSU A-Z Search Relation to Fire: Typically top-killed by fire but able to sprout from the root crown following a burn. Burr Oak. Available space. Serrated margins with very small teeth. Fruit: Acorns, about 1 inch long with a scaled cup covering almost half. Pink flowers. Look for new varieties of small trees that are continually introduced. factors. Bark: Green-white, smooth and thin with raised dark patches; on very large trees, trunk base is often gray, thick and furrowed. Fragrant chains of white flowers in spring; purple-black fruit. Relation to Fire: Easily killed by fire, however, wind-dispersed seeds and ease of establishment on disturbed sites allow for greater post fire recovery. Tree identification by examining images of seeds and fruits. Klett, Colorado State University Extension landscape horticulturist and professor, horticulture  and landscape architecture; and E. Hammond, Extension horticulture agent, Adams County. Bark: Light gray, thin and smooth on young trees; at maturity, dark brown, thick and furrowed into scaly ridges. Leaves: Light green on top, paler on the bottom. Wherever you live, Extension’s job is to determine what issues, concerns and needs are unique to each community, and offer sound and effective solutions.

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