Scientific name - Liriodendron tulipifera
Popular names - yellow-poplar, tulip poplar, tuliptree
Distribution and Habitat - originating in North America.
Description - monoecious tree, 21-24 m tall, bark gray, smooth in youth, later fisureaza lengthwise. The wood is light, easily worked, and adaptable. Stalk sheet are brown. Leaves alternate, tri-lobate, lobe treminal is emarginat-truncated. 3 SEPA, obsolete, green and yellow autumn. 6 petals, campanulata, pale green to yellow-orange stain. Nested rags, indehiscente, decidue. Blooms in April-June. Fruit Samara wing, in aggregate, decide indehiscenta.
Growth rate - moderate. First blooms after 15-20 years to 200 years.
Tolerances - not tolerate arsita, drought and marine aerosols.
Requirements - moderately fertile soils, preferably slightly acidic, moist but well drained, in full sun or semiumbra.
Propagation - the seeds fall in containers in greenhouses, cold stratify seeds is 90 days. The seeds germinate well in soils rich in well-decomposed organic matter. After germination should be protected from wind and frost. It looks at 1 cm depth at 20 ˚ C, should germinate in 30-60 days.
Diseases and pests - Botryosphaeria dothidea, Cephalosporium sp., Cylindrosporium cercosporioides, Fusarium solani, Gloeosporium liriodendri, Mycosphaerella liriodendri, Nectria magnoliae, Phyllactinia corylea, ALBO-atrum Verticillium.
Natural partners and garden - Acer rubrum, Betula alleghaninesis, Cornus florida, Fraxinus americana, Juniperus virginiana, Liquidambar styraciflua, Nyssa sylvatica, Oxydendrum arboreum, Pinus strobus, Prunus serotina, Quercus velutina, Taxodium distichum, Tsuga canadensis.
Cultivars and varieties - 'Aureomarginatum' leaves and yellow-gold edges; 'Fastigiatum' narrow conical crown, 'Mediopictum' green leaves with a green-yellow stain in the middle, 'Purgatory' Variegata iregulat leaves with yellow.
Properties and Uses --
Myth, Legend and Folklore --
Herit Ms. Jacqueline - Complete Trees, Shrubs & Hedges - Creative Homeowner, 2005
John R. Hartman, Thomas P. Piron, Mary Ann Sall - Piron's Tree Maintenance - Oxford University Press, 2000
Mary E. Wharton, Pleaseer W. Barbour - Trees and Shrubs of Kentucky - University Press of Kentucky, 1994
Michael A. Dirr - Dirr's Hardy Trees and Shrubs - Timber Press, 1997
Ronald Houtman, Royal Boskoop Horticultural Society Staff - Variegated Trees and Shrubs - Timber Press, 2004
Trees and shrubs
Hebe x franciscana
Hebe x franciscana - evergreen shrub, up to 1.5 m tall.
Hebe x franciscana is a hybrid of Hebe speciosa Hebe from New Zealand and Elliptic.
Deciduu or semi-evergreen shrub, prostrat, 50-150 cm tall and 1.2-1.8 m wide, often branched, with horizontal branches. Buds are pink opening spring. Suborbiculare or elliptical leaves, glossy dark green. The flowers are pink, small, almost Sesi, 1-2, anther white blooms in May-June, attracting bees.
Leycesteria formosa Wall.
Leycesteria formosa, originating from the Himalayas and southwestern China. The species cultivated as ornamental gardens.
Clerodendrum bungei - ornamental species grown in parks and gardens and in pots but terraces. Leaves crushed leaves an unpleasant odor. In hot and humid climates become invasive.
Dianthus carthusianorum - carnation field
Herbaceous perennial. Stem erect, simple or branched, 25-65 cm, glabra. Leaves opposite, lamina linear-spatulate, 3-13 cm, green edges glabrata. Blossom dense, 4-15 flowers; bractei lanceolata, equal to or greater than the calyx, herbaceous, 4-6 bracteole, brown, oblong-obovata. Pedicel 0.1-2 mm.
Digitalis purpurea - ornamental species, the size and elegant in almost any soil type and situation.
Digitalis purpurea digitalina contains a powerful drug used for heart disease. London was introduced in the 1650s in the pharmacopoeias.
Leaves in basal rosette, 5.12 x 1.5-3 mm, limb oblong-lanceolata, 1.3 mm peak cuspidata, dilated to the wing edges pinnate-lobate, 5 cm long stalks. Blossom wing, 20-40 cm, hispida, bracts 5-10 mm.