08
Nov
2008
Cultivation and maintenance of species Begonia rex
House Plant
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Scientific name - Begonia rex

Synonyms --

Popular names --

Distribution and Habitat - originally from Assam, north-eastern state INID.

Description - Species with rhizomes. Leaves ovata, 20 cm long, the edges present pear, green metallic dark green stripe in the center and on the languages, separated by a concentric zone silver. Flowers pink, 3 cm in diameter. Blooms in winter.

Tolerances - not tolerate temperatures below 17° C.

Requirements - optimum temperature 17° 5-20° C. Soil moist, well-drained, fertile and semi-shady.

Management - the leaves are not sprayed with water. The fertilizeaza with liquid fertilizers, 1:1:1 NPK, twice a month.

Propagation - by leaf cuttings or division rizOmilos. Leaf must be vigorous and healthy and is divided into squares of 2-3 cm side. Place a single piece with the bottom down, into a pot with equal parts peat and sand, soaked beforehand. Be affixed to every piece of leaf with a toothpick or splinter so thin leaves to join as well subtrat. The vessel must covered with transparent plastic or a glass. Put in the light but not very intense light and temperature of 21 ° C. After sunrise, the plants are put to light but not direct sun.

Cultivars and varieties - 'Comtesse Louise Erdody' spiral ribbed dark green leaves, pink, silver, and covered with hairs.

'Fireworks' large leaves brown, marked with red-purple between ribs.

'Lalomie' large leaves and dark green ribbed silver pink edges.

'Merlin' leaves children with spiralBasal several colors.

'Purple Petticoats' leaves spiral, silver with purple around the edges and the ribs.

'Venetian Red' large leaves dark red in contrast to begre ribs.

Many hybrids have been obtained by Begonia rex, including Begonia annulata, palmate Begonia, Begonia Begonia hatacoa and xanthine. Hybrids obtained from crosses with a higher high evansiana Begonia, Begonia hybrid with deep leaf tiara result areas; hybrids of Begonia mend their lower leaves, hybrids of Begonia decora result with reddish foliage and hybrids of Begonia cathayana result compact and bristled that give soft plant matter.

Alternative Species Begonia officials, Begonia fuchsioides, masiniana Begonia, Begonia sutherlandii,

Properties and Uses - as ornamental plants for borders and hand colored.

References

Allan M. Armitage - Armitage's Manual ofAnnuals, Biennials and Half-Hardy Perennials - Timber Press, 2001

David Squire, Alan Bridgewater, Gill Bridgewater - The Propagation Specialist - New Holland, 2007

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