Scientific name - Hydrangea spp.
Popular names - hydrangea, hydrangea, Ortensia.
Distribution and Habitat - originally from the Himalayas, to Japan, Philippines and Java, Chile.
Description - genus includes 80 species, the most popular are H. macrophylla, H. arborescens, H. paniculata and H. quercifolia. Shrub or voluble species with opposite leaves. Flowers solitary or grouped in inflorescences type corymb, Raceme. Ovary compound, 2-10 rags, below. Capsule truncata. Seeds numerous, ribbed.
Growth rate - fast.
Tolerances - temperatures up to -5 ° C.
Requirements - semiumbra prefer, but grow well in direct sunlight, if not lack water. They prefer sunny places in climele with high humidity and shady places in places where humidity is low.
Management - to have a lot of peat land and acid is added once a year aluminum sulphate and alkaline land to add lime. Too much lime will not damage plants, and if too little will not influence the color of flowers. Changing soil pH is four-six months before the season of prosperity.
Hortensia has modest needs generally requires regular cutting the crown. For hydrangeas planted in pots to shorten all branches after blooming, leaving only a few leaves on each stem, and transplanting plants in two to three years.
Cuttings should be made immediately after the flowers have withered. Do not cut old wood that ensure flowering in successive years.
If plants are exposed to winter winds, it must be protected floriferi buds. It connects all the branches with a thick cloth bag and will get out when buds begin to swell (it is open).
PropagationE - seedlings shoots by one or two internoduri, from May to July. The new plants are planted at 0.9 - 1.2 m between plants and 1.5-2.4 m between rows.
Hortensia is grown on fertile ground in autumn or spring, enriched with peat in pots of 40-60 cm wide and at least 30 inches deep.
Diseases and pests - trips, aphids, mites, snails, Botrytis cinerea. Mites attack is recognizable by the appearance of yellow spots p leaves. Leaves with small dots of orange and yellow face inside is caused by rust.
Rhopalosiphum aphids attacking dianthi are lujerii November.
Persicae attack Eulecanium shady parts of the crown.
Phillosticta hydrangeae cause stains brown-gray branches and leaves.
Partners garden - Eryngium giganteum, Polystichum setiferum, Spiraea japonica, Spiraea x bumalda.
Cultivars - H. macrophylla 'Nikko Blue'presents small blue flowers. H. arborescens 'Annabella' 25-30 cm wide, creamy white flowers appear from June to September. H. paniculata 'Grandiflora' sterile white flowers arranged in panicule 15-20 cm long. H. quercifolia 'Snowflake' Double flowers.
Properties and Uses - ideal for shrub borders or as groups on lawns.
Curiosity - hydrangeas produce blue or purple flowers and pink flowers on land acidic alkaline land.
In Europe it was introduced by the naturalist Philibert Commerson, XVII century.
Trees and shrubs
Pimenta racemosa (Mill.) JWMoore
Shrub or small tree, 7.5-15 m high; ritidom thin, scaly, producing a scaly trunk. Leaves pungent rum, obovata to elliptic, 3-15 x 1.2-7.5 cm, acute to round at the narrow top, coriacee.
Lantana camara - aromatic shrub originating from Central and South America, cultivated as an ornamental tree in parks and gardens or as potted plant.
Angophora hispida Blaxell
Shrub or small tree, 4-5 m high. Gray-red bark at first smooth, exfoliating in due course. Leaves opposite, Sesia or short stalks, cordiform, 5-10 x 2.5-4.5 cm, pale green, pubescent. 3.7 flowers in a corymb, 10-15 cm diameter. Sepa free (dialisepal), green, petals free (dialipetal), white cream. Blooming in January. Fruit capsule.
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.
Palm mono, with one strain. Trunk erect, gray, 20 m high and 50 cm in diameter. Paripenat-leaves are compound, folio 200-250 pairs of linear-lanceolata. 4,5-5,5 m long Frondele and stalks are covered quarter length. Foliolele have 1,5-5 cm wide. Ribbed rachides may be green or bronze.
Rosmarinus officinalis L.
Evergreen shrub, 50 - 300 cm, stem erect, latita to the very ramified, in the lower trunk bark is exfoliating in longitudinal strips, dark brown. The leaves are coriacee, persistent, Sesia, linear
Melia azedarach L.
Name the genre, Melia, derived from Greek and 'azedarach', the Persian word and means 'noble trees'.
Popular name: English: bread tree, Persian lilac, China berry; Nepal: bakaino, Tibet: smag sing.
Distrubuire - in Nepal at around 700-1700 m altitude village in Iran Afghanistan, Pakistan, India, Bhutan and China.
Buphthalmum salicifolium - herbaceous plant, perennial. Originally from the Balkans and Eastern Alps, growing limestone land in arid forests, wet meadows and sunny, from 200 to 2100 m altitude.
Deciduous tree, native (Romania), 15 m high. The stem is often crooked, irregular. Crown rare, bright, large and irregular. Bark is thick, deeply wrinkled, forming a cracked ritidom in rectangular plates, dark brown.