Gynura bicolor is a perennial herb. Its scientific name is Phalaenopsis, and its aliases include begonia, begonia, geranium and so on. Its rhizome is short, the thick stem is 20-50 cm high, with 65,438+0-3 stems, upright, hairless and unbranched. Leaves alternate, narrowly lanceolate, elliptic-lanceolate to oval-oblanceolate, 3.5-8 cm long and 0.5-3 cm wide, with tapered apex, wedge-shaped base and irregular serrations at the edge; Leaves are solid, almost like leather.
Heart-saving vegetables are produced in Sichuan, Hubei, Jiangxi, Zhejiang, Jiangsu, Qinghai, Inner Mongolia, Henan, Shanxi, Hebei, Shandong, Liaoning and other regions, and are generally suitable for planting in summer.
Worry-free vegetables like to grow in sunny and dry places. They generally grow on the forest edge of hillsides, under forests in valleys, in shrubs and in the shade of river banks, and generally grow on the ridge edge and roadside in rural areas.
Planting method of heart-saving vegetable
1, planting time
Generally speaking, the planting time of worry-free vegetables is in spring and autumn, and the climate in the north and south is different, so the planting time is somewhat different. The planting time in the south is mostly from mid-late March to early April, mid-late May and mid-late September, and the climate in the north is slowly warming up, generally from April to early May or from mid-late September to 10.
2. Land selection and preparation
Worry-free vegetables can be planted in dry land suitable for crop planting, but it is best to have sandy neutral soil. On the selected land, apply 4000 kilograms of decomposed hot fertilizer and 50 kilograms of compound fertilizer per mu, plough deeply, level the soil as much as possible, then make a border with a width of two meters, and make ridges in the middle.
3. Seedling raising and field planting
First, completely soak the seedbed, then sow when the soil humidity is high, evenly sow Sedum seeds, then cover with 0.5cm fine soil, build a plastic greenhouse, and keep the temperature and humidity. When the seedlings grow to 5 cm, transplant the robust seedlings into the ground.