| Picture | Plant Name | Botanical Name | Plant Description |
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| American Mountain Mint | Pycnanthemum muticum | Native to North America. A fragrant relative of the common mint. Has many uses including medicinal. As with many mints, it is used in teas and herbal treatments. Pinkish flowers with whitish bracts are pleasant rather than showy. |
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| Amur Cork Tree | Phellodendron amurense | Medium growing, spreading deciduous tree that grows significantly wider than tall. Grows on a short trunk with thick, brownish-grey bark. Dark green leaves are compound and have a leathery feel. Insignificant yellowish-green flowers bloom in the spring and produce clumps of many dark fruits loved by birds. Has been shown to be invasive in certain parts of the United States. Plant fruitless varieties when possible. |
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| Apricot | Prunus armeniaca | Small, deciduous, fruit bearing tree. Flowers bloom white in spring becoming small peach-like fruits that ripen in late-July. Apricots tend to be very adaptable to dry conditions. Fruit is best when adequate water is provided and when they are properly maintained. |
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| Austrian Pine | Pinus nigra | Evergreen domed tree with dense, spreading branches. Has thick, irregular dark brown or black bark and dense, straight, dark green leaves(needles) 3-6" long, borne in pairs. Bears long, yellow-brown female cones 2-3" that mature in September to November. Requires full sun and well drained soil. |
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| Baby Blue Eyes Blue Spruce | Picea pungens glauca 'Baby Blueeyes' | Very slow grower, only 2-3 inches per year. Nice pyramidal shape with sharp pointed four sided, bluish blue-green needles 1/2" to 1 1/2" long, arranged radially on the shoots. Mature height of 10-15 ft. and diameter of 8-10 ft. Prefers full sun. |
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| Baroness Schröder Peony | Paeonia lactiflora 'Baroness Schröder' | Clump-forming herbaceous perennial. Abundant mid-green deeply-lobed foliage grows on stiff upright stems. Large fragrant double white flowers are loose and irregularly margined. Plant in fertile well-drained soils. Tolerates some drought once established. |
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| Beardlip Penstemon | Penstemon barbatus | Bushy perennial with linear leaves and bright red tubular flowers that bloom in spring. Generally tending to be short lived, especially if planted in heavier soils. |
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| Big Tuna Mugo Pine | Pinus mugo 'Big Tuna' | Large evergreen shrub with densely growing needles. Compact growth is by no means dwarf. Beautiful dark green needles provide great winter interest. Provide room for it to grow. |
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| BioBlue Kentucky Bluegrass Mix | Poa pratensis | Cool-season turf-grass with attractive blue-green foliage. This variety, distributed by BioGrass Sod Farms, is a mixture of the more drought tolerant varieties. This mix consists of Moonlight, Prosperity, and Moonlight II varieties of Kentucky bluegrass as well as Silver Dollar and Road Runner perennial rye grass. |
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| Birds Nest Spruce | Picea abies 'Nidiformis' | A shrubby low-growing variety of Norway Spruce. Forms dense bowl-shaped mounds resembling a bird's nest, hence its name. Needles are dark green and 1-1 1/2" long. Common choice in traditional landscapes due to its adaptability. |
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| Bitterbrush | Purshia tridentata | Native plant to western United States. Small gray-green leaves are woolly underneath. Important forage plant for deer and chipmunks. Abundant cream-yellow flowers appear in spring and summer. Tolerant of many soil types and helps with erosion control. |
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| Black Hills Spruce | Picea glauca 'Densata' | A slower-growing drought tolerant variety of white spruce. Very dense growth makes it good for wind screens. Bright green foliage turns to bluish-green with age. Makes a great accent plant. |
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| Blireana Plum | Prunus x blireana | A cross between Cherry Plum (Prunus cerasifera 'Pissardii') and Japanese Apricot (Prunus mume). This small deciduous tree produces a multitude of double, pink, fragrant flowers in early spring. Long slender branches are covered with dark-purple leaves that turn greenish-purple in the summer. This hybrid is sterile and does not produce fruit. Prefers adequate moisture but tolerates some drought. |
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| Blizzard Mock Orange | Philadelphus lewisii 'Blizzard' | Multi-stemmed deciduous shrub developed in Alberta, Canada. Selected for its exceptional cold-hardiness and profuse, large, white flowers. Flowers are single with 4-6 petals and very fragrant. Blooms begin in spring and last up to 4 weeks. Tolerates some shade but produces more flowers in full sun. Requires low to moderate amounts of water. |
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| Bloodgood London Plane Tree | Platanus x hispanica 'Bloodgood' | Large deciduous tree extensively used in street tree plantings. Its name came because of its wide use in London where it was resistant to the coal pollution. Flaking brown, gray, and cream bark is quite attractive. Large bright green leaves turn yellow in autumn. Inconspicuous flowers turn to green then brown fruit clusters. Can be messy. This variety is resistant to anthracnose. Very tolerant of a wide range of soil types and condtions. Plant in an area with plenty of room to grow. |
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| Blue Mist Penstemon | Penstemon virens 'Blue Mist' | Low-growing evergreen to semi-evergreen perennial. Native to the western United States. Dark green foliage grows from a basal rosette. Misty light blue tubular flowers grow in spikes during the late-spring. Most effective when planted in groups. Tolerant of drought. Requires well drained soils. |
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| Blue Spire Russian Sage | Perovskia 'Blue Spire' | Upright-growing perennial or subshrub. Deeply cut grey-green aromatic leaves grow on tiered branches. Small, tubular, lavender-blue flowers appear in late-summer and are the best feature of this plant. Looks best when cut down to the ground each year. Plant in well-drained soils in a spot with plenty of room to grow. |
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| Blue Spruce | Picea pungens | An evergreen, conical to columnar tree with horizontal, stiff branches having sharp pointed four sided, bluish gray-green needles 1/2" to 1 1/2" long, arranged radially on the shoots. Green, later pale brown female cones are 3-5" long, maturing in autumn. Prefers full sun and well drained soil. |
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| Bradford Ornamental Pear | Pyrus calleryana 'Bradford' | Rounded, medium-sized deciduous tree. Narrowly conical former becomes broader with age. Clusters of white flowers bloom in early spring followed by small brown-red fruit that are prized by the birds. Broadly ovate glossy toothed leaves are dark green turning red to purple in the fall. |
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| Bridge's Penstemon | Penstemon rostriflorus | Evergreen perennial or subshrub. Stems branch from a woody base and large tap-root. Linear foliage is non-descript. Red-orange tubular flowers grow on upright stems. Unlike most penstemons the flowers bloom in summer and last until autumn. Grow in well-drained soil. |
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