The latest course of planting techniques and methods of Solidago vulgaris
Solidago officinalis is a perennial herb of Compositae, which is a traditional Chinese herbal medicine. It has the effect of soothing wind, clearing heat, detoxification and detumescence, and is widely used. It is rich in flavonoids and has excellent anti-cancer effect. Due to the high medicinal value, people pick wantonly, the number of wild plants is decreasing, it is already a rare plant, and there are domestic species in many areas, so how to plant a yellow flower? Let's take a look.
1. Land selection and preparation
A yellow flower likes a cool and humid climate and is cold-resistant. It is appropriate to grow loose, fertile, well-drained and humus-rich sandy loam, requiring the plot to be planted with garlic or onion for more than two years. After selecting the land, ploughing many times to make the soil naturally weathered, remove weeds, and apply rotten farm manure as base fertilizer according to the fertility of the soil. After mixing it well with the soil, ridge after the bed, dig the drainage ditch and wait for planting.
2. Methods of reproduction
A yellow flower can be propagated by seeds and ramets, but seed propagation is generally used in production. In November-December, the ripe fruit branches are cut off and placed in a cool place to naturally dry and thresh, remove impurities and store them. The following March began to sow seedlings, in the border surface according to the row spacing of 33 cm to open a ditch, sow the seeds evenly into the ditch, cover a thin layer of soil, cover no seeds, gently press with your hands, and then water, cover the grass to moisturize.
3. Transplanting
Generally, seedlings can emerge after sowing for 10-15 days. When the seedlings are unearthed, the cover grass should be removed in time. When the seedlings grow to 3 cm, they should loosen the soil, weed and apply fertilizer in time, mainly human feces and urine. In May, the plant was planted with a row spacing of 24 × 24cm, and two plants were transplanted in each hole, covered with soil and watered with fixed root water to facilitate survival.
4. Field management
After transplanting, it should be ploughed and weeded in time, and then it should be carried out 3-4 times a year to promote plant growth, combined with fertilization, a lot of nutrients should be consumed in several growth periods of the plant. These stages are new leaf stage, heading stage, bud stage and fruiting stage, ammonium sulfate or human and animal manure are applied, soil cultivation should be paid attention to in the rainy season to avoid plant lodging, organic fertilizer should be applied after each harvest.
The above is a yellow flower planting technology introduction, hope to help you, want to know more related knowledge, please follow us.
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