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False Indigo

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III-31 False Indigo Environmental Requirements ( fruticosa) Soil Soil Texture - Adapted to a variety of soils. Soil pH - 5.0 to 8.0. General Description Windbreak Suitability Group - 1, 1K, 2, 3, 4, 4C, 5. Native legume to North Dakota and throughout the Great Plains east to New England and south to the Gulf States. Cold Hardiness This has been cultivated since 1724 and grows well USDA Zone 3. in moist soils. Subject to periodic dieback and regrowth which may be accentuated by drought. Similar to a sub- Water . Prefers above average moisture conditions.

Leaves and Buds Light Bud Arrangement - Alternate. Full sun or light shade. Bud Color - Brownish-gray. Uses Bud Size - 1/8 inch long. Leaf Type and Shape - Pinnately-compound, 13 to 33 Conservation/Windbreaks narrow leaflets, rounded on the ends, mucronate. Conservation plantings along stream banks for erosion Leaf Margins - Entire, no serrations. control. Often short-lived, especially if droughty. Leaf Surface - Finely-pubescent to smooth. Wildlife Leaf Length - 6 to 12 inches; leaflet 1 to 1½ inches. Dense shrub form provides cover to many wildlife species Leaf Width - 2 to 3 inches; leaflet 1/3 to 3/4 inch. near wetland and riparian areas. Leaf Color - Dark green; yellow fall color. Agroforestry Products Flowers and Fruits No known products. Flower Type - Clustered spikes, 3 to 6 inches long. Urban/Recreational Flower Color - Bluish-purple. Limited uses in landscape, parks and other public areas. Fruit Type - Curved pods, 1/4 to 3/8 inch long, ripen in August. Cultivated Varieties Fruit Color - Light green, becoming dark brown. None. Form Growth Habit - Upright shrub with most foliage on upper Related Species 1/3 of the plant. can spread by layering. Dwarf False Indigo () Texture - Medium-fine, summer; medium-coarse, winter. Lead Plant (A. canescens) Crown Height - 8 to 12 feet. Pests Crown Width - 6 to 10 feet. Diseases include rust, leaf spot, powdery mildew and twig Bark Color - Brownish-gray. canker. There are a few gall insect pests. Extracts of Root System - Fibrous, spreading, holds soil from erosion, Amorpha species are toxic to various insect pests. especially on sandy sites.

III-32 Plant Guide

Description DESERT FALSE General: Bean family (). Desert false indigo is a native, deciduous shrub growing between INDIGO three to ten feet high. The leaves are four to eight inches long, with eleven to twenty-five leaflets, ovate L. to oblong. This species is highly variable as regards Plant Symbol = AMFR to shape of the leaf and pubescence (The Great Plains Flora Association 1986). The scented flowers are Contributed By: USDA NRCS National Plant Data purplish blue with orange anthers and occur in three Center to six inch long upright spikes in June (Dirr 1997). The fruits are short, smooth or hairy, glandular legumes containing a single smooth brownish seed (Freeman & Schofield 1991).

Distribution: Desert false indigo occurs in the foothills of the San Bernardino and San Jacinto mountains southward in the lower mountain valleys of San Diego county in the upper Sonoran Life Zone (McMinn 1939). It extends southward to Lower California and eastward to Texas and the Atlantic Coast. This species is also found from Connecticut to Minnesota, south to Florida and Louisiana (Dirr 1997). For current distribution, please consult the © William S. Justice Plant profile page for this species on the PLANTS Botany Department, Smithsonian Institution @ PLANTS Web site.

Alternate Names Adaptation River-locust, false indigo, indigobush amorpha, Amorpha fruticosa is commonly found on wet ground indigobush along rivers, streams, ponds, and ditches and occasionally in open wet woods (Freeman & Uses Schofield 1991). It requires well-drained soil and can Ethnobotanic: Resinous pustules on the plant contain grow in nutritionally rich soil. This plant prefers amorpha, a contact and stomachic insecticide that acid, neutral or basic soils. It is adaptable to infertile, also acts as an insect repellant (Huxley 1992). Desert dry and sandy soils. Once planted, it remains for life false indigo also contains some indigo pigment that (Dirr 1997). Utilize in dry soil and full sun where can be used to make blue dye. precious few plants will prosper.

Landscape: Amorpha fruticosa is an exotic species Establishment that is often planted as an ornamental. This shrub has Propagation by Seed: Amorpha fruticosa seeds an extensive root system and is also fairly wind should be presoaked for twelve hours in warm water tolerant; it can be planted as a windbreak and also to and sown in the early spring in a greenhouse. The prevent soil erosion (Huxley 1992). According to seeds normally germinate at 20ºC in one to two Dayton, the early settlers used this shrub as a months. When the seedlings are large enough to substitute for true indigo (McMinn 1939). handle place them into individual pots and grow them in the greenhouse for their first winter. Plant them in Status their permanent position in the late spring or early Please consult the Plants Web site and your State summer. Department of Natural Resources for this plant’s current status, such as, state noxious status, and Management wetland indicator values. Desert false indigo has a symbiotic relationship with certain soil bacteria. These bacteria form nodules on the roots and fix atmospheric nitrogen. The growing

Plant Materials Plant Fact Sheet/Guide Coordination Page National Plant Data Center

plant utilizes some of this nitrogen but other plants growing nearby can also use some (Huxley 1992). For more information about this and other plants, please contact your local NRCS field office or Conservation District, and visit the PLANTS Web site or the Plant Materials Cultivars, Improved and Selected Materials (and Program Web site area of origin) Materials are available through native plant seed sources within its range. The U.S. Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of References race, color, national origin, sex, religion, age, disability, political beliefs, sexual orientation, and marital or family status. (Not all Abrams, L. 1944. Illustrated flora of the Pacific prohibited bases apply to all programs.) Persons with disabilities States. Vol II. Stanford University Press, Stanford, who require alternative means for communication of program California. information (Braille, large print, audiotape, etc.) should contact USDA's TARGET Center at 202-720-2600 (voice and TDD). Dirr, M.A. 1997. Dirr’s hardy trees and : an illustrated encyclopedia. Timber Press, Portland, To file a complaint of discrimination write USDA, Director, Office of Civil Rights, Room 326-W, Whitten Building, 14th and Oregon. Independence Avenue, SW, Washington, DC 20250-9410 or call 202-720-5964 (voice or TDD). USDA is an equal opportunity Freeman, C.C. & E.K. Schofield 1991. Roadside provider and employer. wildflowers of the Southern Great Plains. University Press of Kansas, Lawrence, Kansas. Read about Civil Rights at the Natural Resources Convervation Service. Genders, R. 1994. Scented flora of the world. Robert Hale, London.

Hylander, C.J. 1954. The MacMillan wildlower book. The MacMillan Company, New York, New York.

Huxley, A.1992. The new RHS dictionary of gardening. MacMillian Press, New York, New York.

McMinn, H.E. 1939. An illustarted manual of California shrubs. University of California Press, Berkeley, California.

Sheat, W.G. 1948. Propagation of trees, shrubs and conifers. MacMillan & Company.

Steyermark, J.A. 1963. Flora of Missouri. The Iowa State University Press, Ames, Iowa.

The Great Plains Flora Association 1986. Flora of the Great Plains. University Press of Kansas, Lawrence, Kansas.

Prepared By Lincoln M. Moore USDA, NRCS, National Plant Data Center Baton Rouge, Louisiana

Species Coordinator Lincoln M. Moore USDA, NRCS, National Plant Data Center Baton Rouge, Louisiana

Edited: 05apr02 ahv; 25feb03 ahv 30may06jsp

Ironwood or American Hop-hornbeam

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III-81 Ironwood or American Environmental Requirements Hop-hornbeam Soils Soil Texture - Prefers moist, fertile, well-drained rocky or (Ostrya virginiana) sandy soils along ridges and edges of forested areas. Soil pH - 5.0 to 7.5. Intolerant of salt. General Description Windbreak Suitability Group - 1, 3, 4, 4C. Also known as American Hop-hornbeam. A small, slow- Cold Hardiness growing tree, found in pockets along rivers in eastern USDA Zone 3. North Dakota. Leaves resemble elm but this tree is a member of the Birch family. The largest tree in North Water Dakota is 33 feet tall with a canopy spread of 34 feet. Prefers moist area.

Leaves and Buds Light Bud Arrangement - No terminal buds. Lateral buds are Full sun to partial shade. alternate. Bud Color - Glabrous, or finely downy, slightly gummy, Uses with scales longitudinally striate. Bud Size - Small, 1/8 to 1/4 inch long, narrowly-ovate and Conservation/Windbreaks pointed. Small to medium tree used for farmstead windbreaks and riparian plantings. Leaf Type and Shape - Simple, oval-lanceolate, acuminate-tipped. Wildlife Leaf Margins - Sharply and doubly-serrate, veins forked at Winter food for pheasants, grouse, rabbits, deer and ends. squirrels. Leaf Surface - Leaves are thin, but tough in texture. Hairy along midrib and veins, pubescent below. Agroforestry Products Leaf Length - 2 to 4 inches. Wood - Used for posts, tool handles, and mallets.

Leaf Width - 1 to 2 inches. Urban/Recreational Leaf Color - Green above, and light yellow-green beneath; Landscaping and along boulevards. Shapely tree which yellow to orange fall color. often retains coppery-tan leaves well into or through winter. Flowers and Fruits Flower Type - Monoecious, male catkins usually grouped Cultivated Varieties in threes. None. Flower Color - Greenish. Fruit Type - Nutlet, enclosed in a hop-like sack. Related Species Fruit Color - Brownish-tan. None, but in same family as Birch (Betula spp.) and American Hazelnut (Corylus americana). Form Growth Habit - Pyramidal when young. Broader crown Pests with horizontal to drooping smaller branches when Occasionally leafspots, mildew or scorch may be of minor mature. importance. Texture - Medium-fine, summer; medium-fine, winter. Crown Height - 15 to 30 feet. Crown Width - 12 to 25 feet. Bark Color - Grayish-brown, with narrow rectangular strips which are free on each end. Bark has a shreddy appearance reminiscent of shagbark hickory. Root System - Root spread is less than height, good for planting on boulevards with narrow berms.

III-82 Juneberry or Saskatoon Serviceberry

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III-33 Juneberry Environmental Requirements or Saskatoon Soils Soil Texture - Prefers loam to sandy loam soil high in Serviceberry organic matter. (Amelanchier alnifolia) Soil pH - 5.5 to 7.5. Windbreak Suitability Group - 1, 3, 4, 4C.

General Description Cold Hardiness USDA Zone 2. A hardy, medium to tall, suckering shrub, native to hillsides and woody draws. Also called Saskatoon and Water Serviceberry. Fruits are highly prized for food. Selected Needs adequate moisture to bear fruit. Limited drought cultivars are used in commercial production. tolerance, does not withstand ponding. Leaves and Buds Light Bud Arrangement - Alternate. Full sun to partial shade. Bud Color - Chestnut-brown to purplish. Bud Size - Medium, 1/4 to 3/8 inch. Uses Leaf Type and Shape - Simple, broad-oval. Conservation/Windbreaks Leaf Margins - Sometimes serrate-dentate, mostly above Large shrub for farmstead windbreaks, and riparian the middle, with rounded tips and bases. plantings. Leaf Surface - Pubescent, becoming smooth. Leaf Length - 1 to 2 inches. Wildlife Leaf Width - 3/4 to 1½ inches. High quality plant for wildlife cover and food. Stems, twigs, and leaves are browsed by deer and fruits are eaten Leaf Color - Young leaves at first grayish-pubescent, soon by a variety of birds. becoming smooth and dark green; yellow fall color. Agroforestry Products Flowers/Fruits Wood - Used as arrow shafts by Native Americans. Flower Type - Erect , at the tips of branches. Food - Nutritious fruit used fresh, frozen or processed. Flower Color - White. Medicinal - Crude extract used in cancer research. Fruit Type - Berry-like pomes, with 4 to 10 small seeds. Fruit Color - Purplish to black, with a leathery coat. Urban/Recreational Good for naturalizing, screen plantings and landscape Form borders. Growth Habit - Upright. Texture - Medium-fine, summer; medium-fine, winter. Cultivated Varieties Crown Height - 6 to 15 feet. Superior quality, larger fruiting cultivars include: Crown Width - 5 to 12 feet. Honeywood Juneberry (Amelanchier alnifolia Bark Color - Light brown to gray on older stems. ‘Honeywood’) Root System - Shallow. Northline Juneberry (A. alnifolia ‘Northline’) Pembina Juneberry (A. alnifolia ‘Pembina’) Smokey Juneberry (A. alnifolia ‘Smokey’) Success Juneberry (A. alnifolia ‘Success’) Related Species Alleghany Serviceberry (Amelanchier laevis) - Taller growing species with potential windbreak and landscape value for the Northern Plains. Pests Intermittent flower or fruit loss may be caused by insects or late frosts.

III-34 Plant Guide

stomach problems. Bark and twigs provided a SASKATOON medicine for recovery after childbirth. In

Amelanchier alnifolia (Nutt.) combination with other plants, it was used to make a Nutt. ex Roemer contraceptive. The strong and straight-grained wood Plant Symbol = AMAL2 was used to make arrows, digging sticks, spear shafts, tool handles, and seed beaters. Young branches were Contributed By: USDA NRCS National Plant Data twisted into a type of rope. Center & the Biota of Program Saskatoon is attractive as an ornamental shrub or may be trimmed as a hedge. It is an important species for reclamation, wildlife, watershed, and shelterbelt plantings. It can be started from seed or vegetative cuttings.

Status Please consult the PLANTS Web site and your State Department of Natural Resources for this plant’s current status, such as, state noxious status and wetland indicator values.

Description General: Rose Family (Rosaceae). Native shrubs or small trees growing to 7 meters high, variable in growth form, forming thickets, mats, or clumps, the

William R. Hewlitt underground portions including a massive root California Academy of Sciences crown, horizontal and vertical rhizomes, and an @ CalPhotos extensive root system; bark: thin, light brown and tinged with red, smooth or shallowly fissured. Alternate common names Leaves are deciduous, simple, alternate, ovate to Saskatoon service-berry, service-berry, juneberry, nearly round, 2.5-3 cm long, with lateral, parallel shadbush veins in 8-13 pairs, the margins coarsely serrate or dentate to below middle or sometimes entire or with Uses only a few small teeth at the top. Flowers are in Saskatoon is planted as an ornamental and to produce short, dense, 5-15-flowered, upright racemes, the commercial fruit crops. Many cultivars are white, 1-2 cm long and strap-like, sepals more commercially available, selected for desirable plant or less long-hairy on the inside, reflexing in age, and/or fruit characteristics. Much research and about 20, styles 5, ovary persistently literature details the development of cultivars and tomentose at the top. Fruit are 6-11 mm long, cultivation techniques. smooth, purple-black, slightly gray-blue waxy, the pulp fleshy and sweet; seeds 4-10. The common The fruits are used in pies, jams, and fruit rolls and name refers to the city in Saskatchewan, , in for making jelly and syrup. Saskatoon wine is a the heart of the species’ range. regional specialty. Native Americans ate the berries fresh and dried, often mixed with other foods for Variation within the species: Considerable variation sweetening and flavor. Dried and rehydrated berries is recognized. Var. alnifolia occurs over the whole were added to dried vegetables and cooked into soups range of the species, except for California, where and puddings. only var. semiintegrifolia is found. Other varieties include the following: var. cusickii (Fern.) C.L. Native Americans boiled branches to make a tea for Hitchc. and var. humptulipensis (G.N. Jones) C.L. treating colds. A drink was made from the bark for Hitchc.

Plant Materials Plant Fact Sheet/Guide Coordination Page National Plant Data Center

Distribution Saskatoon is distributed along the Pacific coast from Cultivars, Improved and Selected Materials (and Alaska to California, eastward to Utah, Colorado, area of origin) Iowa, and Minnesota, and Ontario and Quebec, north Saskatoon has been artificially crossed with other through the plains and into the Northwest species of serviceberry, and similar hybridization and Territories (Keewatin and Mackenzie) of Canada. intergradation also occurs in the field, particularly For current distribution, please consult the Plant between saskatoon and low serviceberry Profile page for this species on the PLANTS Web (Amelanchier humilis Wieg.). Cultivars sold as site. Amelanchier alnifolia may actually be hybrids between A. alnifolia and other species of Adaptation Amelanchier. Amelasorbus jackii is a hybrid of Saskatoon is common in lower-elevation coniferous saskatoon and Cascade Mountain-ash (Sorbus forests but grows sporadically up to timberline. It scopulina. also occurs in montane chaparral, mountain shrub, and the upper limits of pinyon-juniper communities. References In grasslands, it mostly occurs in wooded draws, Bishop, B.H. & S.H. Nelson 1980. Propagation and woodland interfaces, and riparian zones. It occurs in transplanting of saskatoon (Amelanchier alnifolia open to lightly shaded disturbed sites such as Nutt.) softwood cuttings. Canad. J. Pl. Sci. 60:883- thickets, fencerows, clearings, and edges of woods, 890. and it is conspicuous after disturbances such as fire, logging, or insect outbreak. Found at elevations of Davidson, J.G.N. & R.G. St.-Pierre 1994. 50-3000 meters; flowering April-June; and fruiting Saskatoons. HortScience 29(9):959-960. (June-)July-August. Howard, J.L. 1997. Amelanchier alnifolia. IN: D.G. Establishment Simmerman (compiler). The fire effects information Saskatoon reproduces from seed but more commonly system [Database]. USDA, Forest Service, Rocky by sprouting from the root crown and rhizomes and Mountain Research Station, Intermountain Fire by layering. Seedlings can take up to 5 years before Sciences Laboratory, Missoula, Montana. they start to produce fruit, but other starts may begin at 2-4 years old and with proper management can yield 8-10 tons of fruit per hectare. Flowers are Jones, G.N. 1946. American species of Amelanchier. produced almost every year, but good seed crops may Illinois Biol. Monogr. 20(2):1-128. be produced only every 3-5 years because of drought, spring frost, and/or juniper rust. Seeds require cold Laughlin, K.M., R.C. Smith, & .G. Askew 1996. stratification to break dormancy and may remain Juneberry for commercial and home use on the viable for 10 or more years. Natural dispersal is by northern Great Plains. Publ. H-938, North Dakota birds and mammals. One individual of saskatoon is State University Extension Service, Fargo, North known to have reached 85 years but the average age Dakota. apparently may be closer to 20 years. Management Saskatoon in forests is fire-dependent, occurring in Mazza, G. & .G. Davidson 1993. Saskatoon berry: A forests with fire regimes varying from frequent, low- fruit crop for the prairies. Pp. 516-519, IN: J. Janick severity fire (low-elevation forests) to infrequent, and J.E. Simon (eds.), New crops. Wiley, New York, severe fire. It may persist in the understory for New York. decades but eventually dies out with fire exclusion moderate-severity fire, saskatoon sprouts usually arise from the root crown or from shallowly buried St-Pierre, R.G. 1992. The development of native fruit rhizomes; sprouts arise from deeply buried rhizomes species as horticultural crops in Saskatchewan. after even the most intense fire. Sasktoon cover and HortScience 27(8):866, 947. biomass production in western Montana may generally increase after fires in Douglas-fir/ninebark St.-Pierre, R.G. 1997. Growing Saskatoons - A habitats, but browsing pressure from big game may manual for orchardists. Completely rewritten Fifth slow the recovery. Seed production may resume Edition. Dept. of Horticulture Science, University of soon after fire. Saskatchewan, Saskatoon, Saskatchewan, Canada.

202-720-5964 (voice or TDD). USDA is an equal opportunity St.-Pierre, R.G. 1997. Saskatoon. Pp. 666-668 IN: provider and employer. The Brooks and Olmo register of fruit & nut varieties. Third Edition. ASHS Press, Alexandria, Read about Civil Rights at the Natural Resources Convervation Service. Virginia.

The Native Fruit Development Program 2000. Registry of the Amelanchier: History & botany, cultivar overview, publications, plant & seed suppliers. Dept. of Plant Sciences, University of Saskatchewan, Canada.

Weir, B.J., R.N. Chibbar, & .G. St.-Pierre 1994. RAPD fingerprinting cultivars of a native fruit species (Amelanchier alnifolia Nutt., Rosaceae), a new Canadian horticultural crop. IN: P. Adams, J.S. Miller, E.M. Golenberg and J.E. Adams (eds.). Conservation of plant genes II: Utilization of ancient and modern DNA. Monogr. Syst. Bot. 48:141-148.

Weir, B.J., R.G. St.-Pierre, & R.N. Chibbar. 1997. RAPD marker polymorphism among saskatoon cultivars, clones, and seedlings. HortScience 32(6):1109-1113.

Prepared By Guy Nesom Formerly BONAP, North Carolina Botanical Garden, University of North Carolina, Chapel Hill, North Carolina

Species Coordinator Lincoln Moore USDA, NRCS, National Plant Data Center, Baton Rouge, Louisiana

Edited: 17jan01 jsp;07feb03ahv; 30may06jsp

For more information about this and other plants, please contact your local NRCS field office or Conservation District, and visit the PLANTS Web site or the Plant Materials Program Web site

The U.S. Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of race, color, national origin, sex, religion, age, disability, political beliefs, sexual orientation, and marital or family status. (Not all prohibited bases apply to all programs.) Persons with disabilities who require alternative means for communication of program information (Braille, large print, audiotape, etc.) should contact USDA's TARGET Center at 202-720-2600 (voice and TDD).

To file a complaint of discrimination write USDA, Director, Office of Civil Rights, Room 326-W, Whitten Building, 14th and Independence Avenue, SW, Washington, DC 20250-9410 or call