Scientific name - Robinia pseudoacacia
Popular names - Black Locust, Robinia,
Distribution and Habitat - originating from New York to Minnesota, south Virginier, South Dakota, and Oklahoma.
Description - tree, 25 m high, crown iregulata, oval, open. Maroni stalk, thin, tomato-brown of thorns present 1.5-2.5 cm long. Small buds superimposed. Leaves alternate, imparipenat-compound, 7-19 folio elliptical, obovata, opposite, entire edge, nervatiune pinnate, 4-5 cm long, green or green glauca, are yellow in autumn. Raceme blossom, 12-30 flowers papilionate, fragrant, flower 1.8-2 cm long; rachides green, 8-20 cm long. Peduncle 7.9 x 0.5-1 mm, reddish green. Calyx green, 5 sepa united at the base, lobes 2 mm, acute. Corola white; vexilum (stindard or upper petal) 1.6 cm, with a yellow-green stain on the middle, wings (lateral petals) 1.6-1.8 x 0.5-0.6 cm; hull is made of 2 petals joined to the top, top, yellow-green, protects the stamens and ovary , 10 stamens, 1.5-2 cm long, pale yellow pollen, ovary superior, 1.5 cm, style 0.7-0.8 cm, pubescent. Fruit pods
Growth rate - fast.
Tolerances - alkaline soils, drought, wind and cold.
Requirements - grow on soils rich in humus, well drained, neutral to acidic, in full sun or semiumbra.
Management - skims needs to form a strong structure.
Propagation - by seed from March to May.
Diseases and pests - Aglaospora anomala, Diaporthe oncostoma, Nectria galligena. Controlling these diseases is by trimming the parties concerned.
Phytophthora parasitica can attack plants 1-3 weeksgrown in greenhouses.
Cladosporium epiphyllum, Cylindrosporium solitarium, Gloeosporium revolutum, Phleospora robiniae and Phyllosticta robiniae are fungi that cause black spots on leaves.
Megacyllene robiniae, adults feed on pollen.
Odontota dorsalis attack leaves in May.
Natural partners and Garden - Sambucus nigra.
Cultivars and varieties - 'Decaisneana' and 'Idaho' - pink flowers growing, 'Crispi' and 'Inermis' - growing without thorns, 'Aurea', 'dissect', 'Frisia', 'macrophylla' and 'Unifolia' - growing with foliage variegata.
Properties and Uses - all parts of the plant in non-toxic flower. Bark is poisonous to horses, cattle, sheep and paDomestic jump.
Fruits attract birds and squirrels.
Aqueous extracts of flowers, were slightly alkaline reaction, tamponeaza excess stomach acid. Use only dry flowers without flower rahisyl the form of infusion, a spoon into a cup with water, can drink 2.3 cups per day.
Of acacia flowers can make pancakes. Flowers without flower axis, rinse well and put the drained on a towel. It makes the dough for pancakes and add acacia flowers. Bon appetite!
Myth, Legend and Folklore - bark in traditional medicine, was used to hiperaciditatea stomach in gastric and duodenal ulcers, and purgative.
Harmount Arthur Graves - Illustrated Guide to Trees and Shrubs - Dover Publications in 1992
Bojor Ovidiu - Guide to Medicinal and Aromatic Plants A to Z - Fiat Lux, 2003
C. Colston Burrell - Native Alternativesives are Invasive Plants - Brooklyn Botanic Garden, 2006
Guy Sternberg, James W. Wilson, Jim Wilson - Native Trees for North American Landscapes - Timber Press, 2004
John R. Hartman, Thomas P. Piron, Mary Ann Sall - Piron's Tree Maintenance - Oxford University Press, 2000
John W. Everest, Thomas A. Powe, John D. Freeman - Poisonous Plants of the Southwest United States
Trees and shrubs
Ginkgo biloba - maidenhair tree
Ginkgo biloba is deciduous tree native to China. Is a hardy tree tolerating a variety of climate and soil types, but not tolerate extreme frost.
Ailanthus altissima - cenuser, false castor
Ailanthus altissima - tree quickly ascending, with large pinnate leaves and terminal flower bouquets green-white.
Evergreen shrub. Branches erect. Leaves green, alternate or subverticilate, 6-21 x 2.5 cm, limb oblong, coriaceu, top acuminata, edge entire, nervatiune pinnate. Flowers arranged in terminal panicule, small flowers, hermaphrodite
Abies concolor Lindl.
Silver tree - evergreen tree, used for ornamental purposes, because the pyramid shape of the crown, the colorii leaves and frost resistance. The name 'concolor' refers to the fact that leaves have the same color on both sides.
Hydrangea - Hortensia
Genus includes 80 species, the most popular are H. macrophylla, H. arborescens, H. paniculata and H. quercifolia. Shrub or voluble species with opposite leaves. Flowers solitary or grouped in inflorescences type corymb, Raceme. Ovary compound, 2-10 rags, below. Capsule truncata. Seeds numerous, ribbed.
Coreopsis tinctoria - North American native grass, cultivated as ornamental species for mixed borders, in pots and cut flowers.
Perennial species, 30 cm height, 60-90 cm diameter, forming a dense bush covering the ground well. Leaves linear-lanceolata, margin entire, shiny dark green, 2,5-4 cm long x 3.6 mm wide. Flowers white, 4 petals, blossom type corymb, 9 cm diameter, January-June period of prosperity. Fruit silicula, 7 mm long.
Succulent perennial. Short stem with a rosette of leaves at the base. The leaves are 5-7.5 cm long, obovata-spatulate, concave, tomentoase. Blossom side, 20-30 cm long, flowers campanulata, yellow-orange, 5 SEPA, 5 petals, 10 stamens.
Aesculus hippocastanum - common horsechestnut
Aesculus hippocastanum - is used in parks and gardens, the tree line, solitary or in groups. The flowers are bees, and seeds contain starch, protein, tannin, saponin and edible oil, which can be manufactured soap, technical oil, glue, medicines. Species not produce forest wood is of poor quality.