When will a string of red seeds be sown? How many months will it blossom after planting? What is its fancy language? How to plant it?
A string of red, also known as firecracker red, ivory red, is a plant of the genus Salvia of Labiatae. Because of its bright red color, long flowering period and strong adaptability, it is the most commonly cultivated herbaceous flower in Chinese cities and gardens. So, when will a string of red seeds be sown? How many months will it blossom after planting? What is its fancy language? How to plant it?
1. When will a string of red seeds be sown? How many months will it blossom after planting?
There is no limit to the sowing season in North China, and spring is suitable for the rest of the region. A bunch of saffron blossoms late, and spring sowers bloom from September to October. If you want to advance flowering or harvest seeds, you should sow seeds in greenhouse or hotbed at the beginning of March. A small amount of base fertilizer was applied in the sowing bed, the bed surface was leveled and watered through, sown after water infiltration, covered with a thin layer of soil, and the seeds germinated 8-10 days after sowing. It blossoms in about 100 days and blossoms in about two months. Stem insertion is multi-purpose twig, and it is more suitable for March-May or September-October, combined with topping bud.
What is a string of red flowers?
A string of red flowers: a string of red represents the heart of love, a string of white represents energy, and a string of purple represents wisdom. A string of red commonly used safflower varieties, when the autumn is crisp, the flowers are dense and colorful. It is often used as the main material of flower beds. It can also be planted in banded flower beds or naturally planted on the edge of the forest. it is often arranged with light yellow canna, dwarf marigold, light blue or water pink water peony, emerald chrysanthemum, short thistle and so on. A series of red dwarf varieties are more suitable for flower beds, and white flower varieties have better ornamental effect except for matching with safflower varieties. In general, the ornamental value of white flower and purple flower variety is lower than that of safflower variety.
Third, how to plant it?
1. Sunshine: a string of red is a light-loving flower, and the cultivation site must have sufficient light, which is very beneficial to the growth and development of a string of red. If the light is not enough, the plant is easy to grow, the stem and leaf is slender, the leaf color is light green, if the light is poor for a long time, the leaf becomes yellow and falls off. If flowering plants are placed in places with poor light, the flowers are often not bright and easy to fall off. Sensitive to photoperiod, short-day light promotes the blooming of a bunch of safflower.
2. Temperature: a bunch of saffron is sensitive to temperature. Seeds germinate at 21-23 degrees, it is difficult to germinate below 15 ℃, and irregular below 20 ℃. 7: 13 ℃ is suitable for seedling stage in winter, and 13: 18 is the best in March-June growth period. When the temperature exceeds 30 ℃, the growth and development of the plant is hindered, and the flowers and leaves become smaller. Therefore, the summer high temperature period needs cooling or proper shading to control the normal growth of a string of red. It is easy to suffer frost injury under low temperature of 5 ℃ for a long time.
3. Pruning: the heart should be picked immediately after a string of red is planted, and at least twice during the growing period, so that the plant is short and strong, the flower branches are many and the flowers are dense.
4. Insect pests: if a string of red plants are prone to rot if they are planted with high temperature, high humidity or insufficient light, attention must be paid to adjusting the temperature to make the air circulate. In addition, a string of red is prone to red spiders, aphids and other insect pests, which can be controlled by spraying dimethoate emulsion 1500 times.
5. Fertilization: a string of red is relatively simple on fertilizer, generally speaking, as long as the basic fertilization is carried out on the planted soil.
Time: 2019-04-10 Click:
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