Vegetable selection: Fruitless vegetables that can be grown without soil: tomatoes, cucumbers, bitter gourds, strawberries, and cherry radishes. Leaf vegetables include lettuce, celery, coriander, cabbage, canola, spinach, and Artemisia. The maturity of these dishes varies. Fruit vegetables generally 3-5 months, leafy vegetables generally 2-3 months. The temperature of fruits and vegetables is required to be around 10-25 degrees, and all day long, the demand for leafy vegetables is relatively small, and the average family is suitable for planting. All agricultural institutes and seed companies have sales of vegetable seeds.
Appliance preparation: Discarded plastic cups with holes at the bottom of the cup for nursery use. Plastic pots or foam boxes (bottom with holes) with trays at the bottom. Do not use pots. 0.5 kilograms of terra cotta and 1-2 kilograms of perlite (available at the building materials store), vermiculite, peat, and rock wool are available. The concentrated nutrient solution is divided into two types, No. 1 and No. 2, which must be diluted and used together. Empty plastic can bottle 2 (diluted nutrient solution).
Nursery: Invasion. Seeds must be soaked in 32-degree warm water for 6 hours. Soak the substrate. The boulder and perlite are soaked in water for use. sowing. Seedlings filled with plastic soaked in a good matrix, finger digging, fruit and vegetable seeds per hole 2 seeds, leaf vegetables dig ditch, Shun small ditch sow. After being covered with a substrate, lightly press and cover with a plastic bag or film to wait for emergence.
Management: Casting. After emergence, dilute the nutrient solution 1-2 times a day, and it is advisable to extrude the liquid in the tray. Vegetable seedlings. When the young seedlings grow two leaves, the seedlings begin to sparse. Only one seedling is left per hole, and the excess seedlings are unplugged. Change basin. When the seedlings grow to have 3-5 true leaves, they will have to change big pots. A layer of immersed terra cotta was laid on the bottom of the pot to facilitate drainage, and then the perlite was spread. The small seedlings were transplanted into the pot with the substrate, and finally a layer of terra cotta was placed on the perlite. For a good pot after the pouring, the first time to drench, with the tray to seep out. Casting. The leafy vegetable was poured 2 times a day. The water was poured 2 times a day. The fruit and vegetables were not watered but only poured 2 times a day.
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