Different kinds of flowers require different temperature for germination(2.5inch square nursery pots), so the sowing time of flowers is mainly determined by the growth habits of flowers and the flowering time required by people. For example, seeds of lotus seed, Chimonanthus chinensis, Nerium palmatum and Pinus quinquefasciatus are often used to cut the seed coat or part of the seed coat with a file before sowing(nursery plant pots wholesale). No diseases and insect pests.
Black Plastic Nursery Pots Manufacturers Australia MOQ:1000pcs! 19 Years Experience Black Plastic Nursery Pots Manufacturer, 35,000m² Workshop Area, Serving 3,000+ Customers!
Annual flowers are weak in cold resistance and die in frost(black plastic plant pots). They are usually sown after the late frost in spring. In southern China, the period is from late February to early March; in Central China, from late March to early April; and in the north, from late April to early May. The common dosage is 20-30g carbendazim or tobramycin per kilogram of seeds(4.72inch plastic plant pots). Flower sowing can be divided into open field sowing and greenhouse sowing.(black plastic nursery pots manufacturers australia)
The seeds were soaked in 1% mercuric chloride solution for 3-5 minutes, then washed with water, and then seeded again after taking out a little dry(cheap plastic plant pots bulk). Evergreen perennial flowers that are not resistant to cold should be sown in spring or immediately after the seeds mature. East China can overwinter in the open without cold protection, Canna, peony, and most species only winter in cold bed in North China(4.5inch square nursery pots). There are three methods.
(black plastic nursery pots manufacturers australia)Most species are sown in spring, i.e. from January to April(large plastic terracotta pots); a few species, such as cineraria, Typhonium, cyclamen and primrose, are usually sown between July and September. Magnolia and other seeds can also be treated with plant ash. Therefore, it is suitable for sowing in different parts of China. must be sown in autumn(40 cell plug tray wholesale). After soaking in warm water for about 24 hours, the seeds can absorb water and expand and accelerate their germination.
The suitable time for autumn sowing of biennial flowers also varies according to the climate in the north and the south(seed starting trays). In the south, it is from late September to early October, and in the north, from the end of August to the first ten days of September. The sowing date of perennial flowers varies with cold tolerance(4.5inch deep square pots). Spring sowing, summer sowing or autumn sowing are suitable for cold tolerance, especially when the seeds are mature.(black plastic nursery pots manufacturers australia)
Acid and alkali treatment is often used for seeds with oil and wax shell(plastic plant pots bulk). Generally, some seeds that require low temperature and humidity and complete dormancy, such as peony, delphinium, iris, etc. Greenhouse flower sowing is usually carried out in the greenhouse, so it is less affected by seasonal climate conditions, so the sowing date is not strictly seasonal limited(128 cell plug trays supplier), which is often determined by the required flowering period.
(black plastic nursery pots manufacturers australia)The germination rate of Zoysia japonica seeds treated with 0.5% NaOH solution increased significantly(104 cell propagation trays wholesale). Sowing method is often used for smaller seeds, such as Callicarpa, goldfish grass, cockscomb, guaye chrysanthemum, Catharanthus roseus, etc. For example, the seeds of daidou were treated with concentrated sulfuric acid for 1 minute and washed with water(3.5inch square nursery pots). The germination rate was 100%, while that of the control was only 76%.