Popular names: English - Red-edged Dracaena, Madagascar Dragon-Tree, Hawaii - money tree.
Dracaena marginata Lemarck is an evergreen species native to Madagascar, was imported into Europe in the XVII century. Bush by 6 m high, formed more vertical stems. Leaves arranged spiral, simple, Sesia, entire, linear, evergreen, green with reddish margins, 15-45 x 0,7-3 cm; nervatiuni parallel. Flowers arranged in panicule with bractei lanceolata on the basis of each branch; Corola gamopetala, tubular, 1,3-1,8 cm long, white. Fruit Baca, yellow-orange, globe.
Growth rate - slowly.
Exhibitions prefer sunny, but not direct sun or in semi-shade. During spring-summer be watered profusely, taking care that the leaves be sprayed every day. Winter watering is reduced. Indicated it was wet in the saucer under the pot, because notwithstand waterlogged soil. The most appropriate is to get wet only when the soil is dry surface.
Minimum temperature should not fall below 10-12 ° C. The ideal temperature is between 18 and 24 ° C.
Adapters is 2-3 years, sfarzitul spring or summer. Ideal substrate consists of peat and pumice stone to greater drainage. The vessel must be only a larger number than the last.
Fertilizeaza with liquid fertilizer is based on iron. During spring-summer fertilizeaza twice a month. Newly transplanted plants not fertilizeaza.
The plant is positioned near the radiator or other heat source, and close air currents.
Deficiency or excess light or water can cause the fall leaves and mold.
Dracaena marginata is not clipped, to remove only the dried leaves, cut with a knife disinfected tissue to prevent infection.
Propagation by cuttings or seeds. Cuttings are taken from plan mother of lateral branches, to be 10 cm long, clean the leaves. The base is treated with hormones rizogeni seedlings and planting in the substrate based on peat and sand. The vessel is covered with a transparent plastic bag. The vessel is placed in full light, at a temperature of 20-25 ° C. Substrate to keep moist. After leaf emergence means that the new plant has roots and can remove the plastic bag.
Dracena suffering from mold to the parcel, which attacks the trunk of weakening it.
Is sensitive to red Tropilaelaps attack, which produces yellowing leaves.
Cultivation and Varieties: 'Colorama', 'Tricolor'.
Neil G. Odenwald. James R. Turner - Identification, Selection, and Use of Sothrn Plants - Claitor's Law Books and Publishing, 2006
Nico Vermuelen - Encyclopedia of House Plants - Routledge, 1999
W. Arthur Whistler - Tropical Ornamentals - Timber Press, 2000
Composition of Iris reticulata
Encyclia Hanbury (Lindley) Schlechter, 1914.
Herbaceous perennial, evergreen. Pseudobulb 8 x 4 cm. 1.2 leaves, elliptic-lanceolata, or elliptic-oblong, obtuse, 23 x 3 cm. Raceme blossom or panic, 100 cm long, 15-35 flowers, flower 5 cm diameter.
Petiole long, brown at the base. Language leaves to ovat ovat-elliptic, top short acuminata, the round or obtuse, dark green on top with green central rib, except nervurii glabra. Blossom terminal, spike side flat, narrow oblong, 15-40 cm long, peduncle 25 cm long, 4,5-6 cm wide, green-yellow bractei
Agapanthus species. Cultivation and maintenance
Trees and shrubs
Lotus maculatus Breitf.
Herbaceous, with the stem wood, under-shrub pendulum. Strain up to 1.5 m high, glabra, gray-green silky, internoduri 35-45 mm stipele children. Leaves imparipenat, 5 folio; foliole 10-25 x 1 mm, subulate or linear, convex upper and concave lower edges entire, top obtuse-rounded, surface moderately pubescent.
Evergreen shrub, 1.2 m high. Strain with 4 edges. Leaves opposite, membranous, soft, dark green upper side and reddish on the underside, nervatiune obvious, limb oblong-lanceolata, margin entire, top acute, base cuneata, 8-12 x 20-30 cm. Cime axillary inflorescences. Calyx with 4 SEPA.
Dasiphora fruticosa - deciduu shrub, native of Asia, grows on wet soils and wet rocks.
Bush, 60-150 cm tall. Branches green, thin, pubescent, with 4.12 edges. Leaves pubescent, with some softwood apuncte, leaves from the branches are placed 3.6 in each verticil, language ovat-elliptic, 8.5-16 x 6-9 mm, top acute, sparsely toothed, leaves are opposite dinsre top Lujerul, linear, whole.
Bletilla are easy to grow, to shady borders, where they make a handsome textural combination with ferns.
Herbaceous perennial. Rhizome long, soft, or short and nodosa. Stem 1 m tall, sterile stems short. Leaves alternate, short stalks, lamina linear - ovata, margins entire, nervatiune parallel. Blossom terminal umbela-loose.
Pontederia cordata L.
Species aquatic perennial, 45-60 cm tall, thin rhizome. Leaves basal, erect, ovat-lanceolata, with the cord; long petiole. Flowers violet-blue, rarely white, with an upper lobe yellow blossom disposed in ear type. Perianth campanulata, Revol tube after blooming, 6 stamens, 3 more unequal, May 3 children; anther elliptic, blue. Blooms in June-September. The fruit contains a single seed, indehiscent.
Allium brussalisii (Aliaceae), new species from Greece
Genus name comes from Prince Raimondo di Sangro (1710-1771) of San Severo, born in Naples, Italy. In 1753 Carl Linnaeus in Species Plantarum, including the genus Sansevieria in Aloe. Sansevieria genus was stabilized by Thunberg in 1794 described the second species, S. thyrsiflora and S. aethiopica.