Alias: Heliotrope
Genus: comfrey heliopsis subshrubs
Morphological characteristics:
The whole is covered in white hair. Plant height 50-70cm, branches upright, stem base lignification. Leaves alternate, ovate to ovate-elliptic, veins subsiding, leaf surface wrinkled, dark green. Iris inflorescences terminal; primitive flowers purple or white. Aroma. Short funnel-shaped, 5-lobed, unrolled. There are light blue, blue, indigo, dark blue and deep blue and other color varieties, as well as large flower varieties.
Perfume grass leaves rich green fat, thick wrinkled. The flowers are small, gathered into a puffy ball, and are in ochre or purple, with a special tempting aroma that makes people feel relaxed and happy.
place of origin:
Native Peru, Ecuador. There are many cultivations throughout China.
Growth habits:
Sex enjoys warmth, plenty of light, and is not hot in summer. The optimal growth temperature is 10-15°C, and the wintering temperature is 5-7°C. The greenhouse can bloom in all seasons. The flowering period is in spring.
Requires loose fertile, well-drained soil. Seed life of 1 year.
Breeding:
Breeding mainly by cuttings, carried out in the spring and autumn. With young shoots as the cuttings, they grow 6-8cm long and take root more than 10 days. It can also be sown and reproduced at a temperature of 22°C and germinate for about 20-30 days.
Perfume grass is a sub-shrub, but because of its soft branches, old plants are scattered, the posture is not beautiful, and it is often used for short-term cultivation. Cuttage seedlings can bloom within 2-3 months. When the seedling height is 7-8cm, it begins to pick up the heart and promotes branching. After many times, the heart is picked up to form a round and beautiful plant shape.
Perfume grass is cultivated under shade in the summer, otherwise the leaves will be scorched due to exposure.
use:
Perfume grass inflorescence, aroma, flower color for the elegant blue and purple tone, very suitable for indoor flower arrangements in summer. Can be used for potted viewing and cutting flowers.
The temperature is suitable for flowering throughout the year, but flowering is the best from April to June. Flowers containing aromatic oils can be extracted for the production of floral cosmetics.
There are more than 250 species in the same genus, distributed in tropical and temperate regions.
The main ornamental species are: Big flower perfume grass and European perfume grass.
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