Scientific Name – Aeonium arboreum
Synonim – Sempervivum arboretum L.
Common name(s) – tree aeonium, tree houseleek, ensaiao, saiao, garchosilla, siemperviva mayor, kalluwa.
Distribution and Habitat – it is native to Morocco in northern Africa and the southern Mediterranean islands.
Description – subshrub, stem woody at base, are often branching. Leaves borne at the ends of the branches in rather flat rosettes, 10-25 cm diameter; leaves 5-15 x 1-4 cm, glossy, light green to yellow-green, long-spatulate, margined with fine white hairs, acuminate, bases cuneate. Inflorescences pyramidal panicles, 10-25 x 10-15 cm; peduncul 5-20 cm; pedicel 2-12 mm; flowers 9-11, bright yellow, sepals pubescent, petals 5-7 x 1.5-2 mm. Flowering in December-April. n = 18.
Growth rate – grow 2 m in its native habitat, though more like 30-90 cm in cool-temperates climates.
Tolerances – tolerate summer water, but prefer to be on the dry side.
Requirements – prefer porous, well-drained soil.
Propagation – by seeds, and cultivars by cuttings. Trim each cutting to 9 cm long and insert in a pot of gritty compost to root.
Pest and Diseases –
Garden Partners – Agave celsii, Aloe striata, Kalanchoe sp., Senecio serpens.
Cultivars – ‘ Atropurpureum’ – cultivar with vegetative parts colored deep copper to dark purple in the summer. It needs full sun to attain the most color.
‘Luteovariegatum’ has green leaves with wide margins of light yellow.
‘Zwartkop’ has glossy leaves, dark purple, new growth is greener. Do fine in full sun, prefer partial shade, especially in areas that have harsh summers.
Properties and Uses
Daniel Guillot Ortiz, Emilio Laguna Lumbreras, Josep Antoni Rossellò Picornell – La familia Crassulaceae en la flora aloctona valenciana – CEDro, 2009
Umberto Quattrocchi – CRC World Dictionary of Plants Names – CRC Press, 1999
Cactus and succulent plants
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.
Manure for such plants must be done with fertilizer rich in phosphorus and potassium.
Nitrogen should be given in limited quantities, that stimulates plant growth, weakens tissues and increases perspiration. Manure must be made during late winter to spring to stimulate growth and flowering.
Lampranthus aurantiacus. perennial species, succulent native to South Africa. Cultivated as ornamental species for rocarii.
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.
Environmental problems of herbal apartment
Plants suffering physiological changes to adapt to climate change.
This is the time when plants suffer transported inside a time of stress. This exchange of environmental condition than growth, flowering, fruit production and in worst cases, can cause plant wilting.
Juicy species, perennial, native to Madagascar, was introduced in Europe in 1920. The species is named after Robert Blossfeld. Undergrowth of 40 cm height. Leaves simple, opposite, succulent, elliptic to ovata, the strains are from the top of Blong-lanceolata, 2-10 cm long, red margin, crenate, glabra.
Culture and maintenance of species of Tillandsia
Of all the plants discovered by Elias Tillandsia, Tillandsia is the most fascinating kind for the variety of forms, the beauty of flowers and original way to hranii without using root.
Evergreen shrub, 3-4 m high. Leaves alternate, long-petiolate, palmately-compound, with 7.9 Folio, coriacee, folio obovata, glabra, margin entire, nervatiune pinnate, petiole thin, 12-15 cm long. Blossom terminal, glabra, 20 cm long, flowers arranged in umbele raceme, 0.7-1 cm in diameter, pedicel 5.8 mm long. Fruit drupe, ovoid, orange, 5 x 4 mm.
Flourensia cernua - tarbush
Flourensia cernua is deciduous shrub, from Chihuahuan Desert. In northern Mexico, the leaves and flower heads were used historically to make a decoction for treating indigestion.
Nicotiana alata - perennial species, native to Brazil, Argentina and Paraguay. The genus name 'Nicotiana' was given in honor of Jean Nicot of Villemain, French consul in Lisbon, which in 1560 sent seeds to France.
Brassica nigra Koek. - Black mustard
Brassica nigra is herbaceous annual native to Asia Minor, but is cultivated on all continents for the seeds. The seeds are used for preparation of mustard.
Chimonanthus praecox (L.) Link
Chimonanthus praecox - native species of China. Linnaeus described this species as the variety, as the Calycanthus praecox. In 1819 Lindley introduced a new kind Chimonanthus.
Deciduu shrub, 2-5 m high. Leaves opposite, entire, ovat-lanceolata, 7-20 cm long, thin, green, rough upper part, becoming yellow in autumn.