It’s a good idea to put a few sunflowers at home or on your desk. The flower like round face dish, open wantonly, warm yellow tonal, give the brushstroke of heavy color on the life picture. The most beautiful sunflower, always smile, how to always keep the most beautiful smile, let’s have a look ~
Introduction to Sunflowers
Sunflowers get their name because their flowers often face the sun. Sunflowers were originally used for ornamental purposes. Sunflower seeds are often fried after eating as a snack, delicious, can also be squeezed sunflower seed oil for food, oil residue can be used as feed.
Morphological characteristics of Sunflowers
Herbs 1 year old, 1.0 ~ 3.5 m tall, capitate, extremely large, 10~30 cm in diam, solitary at stem apex or branch tip, often decumbent. Involucral bracts multilayered, leaflike, imbricate, bristly, summer flowering, inflorescences with yellow liguate flowers, not sturdy.
Growing environment of sunflowers
Sunflower planting can be four seasons, mainly summer, winter two seasons. Flowering can last more than two weeks. The flowering period can be longer than two weeks, sunflower growth and temperature, water, light, soil and other factors are closely related.
Temperature
Sunflower is originally tropical, but the adaptability to temperature is strong, is warm and cold resistant crops. Its seeds have strong low temperature resistance.
Moisture
Sunflower plants are tall, leaves are dense, are water – consuming crops. The water requirement of sunflowers at different growth stage is very different. From sowing to budding, they need less water. From bud to blossom, it is the peak of water demand. Flowering to maturity also requires more water.
Light
Sunflowers are short – day crops. But it’s not very sensitive to sunlight. Sunflowers like plenty of sunshine.
Soil
Sunflowers have a low requirement for soil and can grow on all kinds of soils, from fertile soil to dry, barren, saline-alkali land.
How to grow sunflowers
You can plant it in spring, summer or autumn, you do not have to go to store to buy seeds, go to supermarket to buy the kind of ripe sunflower directly, take down the full melon seeds from sunflowers, you need to accelerate the bud before sowing seeds. It is very simple to accelerate bud, you need to use tissue to soak water only, cover on choosing good melon seed, general 2 days or so melon seed will appear bud. If you think it’s too slow, you can also directly put the seeds into the water bubble on a night, but also can make it grow small buds.
When sowing sunflower seeds, of the seed point down, into the soil, sowing seeds cannot insert too deep, because it is not easy to break through the ground, after sowing the seeds, cover 1 to 2 cm of soil to it , and then watering the seeds, keep the soil has certain humidity, probably, about 6 days to grow under the sunflower seedlings. After the sunflower seedlings, be sure to keep the soil in the pot moist, put the seedlings in the sunny place, because the sunflower seedlings prefer the light, even if the strong sunlight also do not worry about it will be sunburnt dead, on the contrary, if you do not get the sun will affect its growth.
