When will western vegetables be sown?
Watercress generally refers to watercress, which is a perennial aquatic herb. It is cultivated as vegetables in Guangdong and Guangxi. So when will it sow? How do you plant it?
When will western vegetables be sown?
Watercress is mostly sown and raised seedlings from the beginning of September to the end of September when the temperature drops to 20-25 ℃. It is possible to raise seedlings in both dry land and semi-paddy fields.
How do you grow western dishes?
1. Reproduction
From the beginning of September to the end of September, the plots with fertile soil and proper shade can be selected as seedling fields for sowing and raising seedlings in dry land, or sowing and raising seedlings in low-lying and fertile paddy fields at the same time. In addition, the tender stems can be cut for cutting propagation in the middle of September.
two。 Colonization
The planting time is different in different places, and the Yangtze River area can be planted in mid-October. According to the specification of 15 cm row spacing, 10 cm hole spacing and 2-3 plants per hole.
3. Water and fertilizer
Watercress has a great demand for water and fertilizer. if you plant it in water, you can't have too much water in the early stage, usually two centimeters, and add the right amount of water according to its growth, but the maximum cannot exceed five centimeters. If you plant in the soil, you must make sure that there is always moisture in the soil, so that the soil does not become dry. It is usually watered every three or four days, but it should also be changed according to the specific situation. Fertilizing is not too fastidious. Quick-acting fertilizer is generally used, and then after the leaves grow, you can sprinkle some organic fertilizer on the leaves.
4. Pest control
The main pests of watercress are aphids, Plutella xylostella and yellow striped beetles. It can be controlled by dimethoate, Bt, quick killing and so on. The diseases are leaf blight and rust. Leaf blight can be sprayed with mancozeb or chlorothalonil, and rust with triadimefon.
When the plant height of watercress is about 25 cm, it can be harvested, and it should be put on the market in time after harvest.
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