28
Jan
2009
Dracaena marginata Lemarck
House Plant | Trees and shrubs | Liliopsida

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'.

References

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

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