Sunflower cultivation methods and precautions can also easily burst pots

Speaking of sunflowers, I believe that friends who grow flowers are no stranger. Sunflowers are also known as golden rhododendrons, pine peonies, hairy horse teeth, foreign horse teeth and so on. Usually a sunflower can produce many different colors of flowers, the flowering period is colorful, bright colors are pleasing to the eye, with high ornamental value. The growth adaptability of sunflowers is strong, and it is very good for beginners who have just started to cultivate plants. let's take a look at how to cultivate sunflowers.

Sunflower

Soil selection

Sunflowers do not have high requirements for soil, not fastidious feeding, as a family pot breeding plants, choose ordinary flowerpot soil, prepare bean dregs fermentation as the basic fertilizer of the soil.

Growth habit

Sunflowers, native to South America and Brazil, like warm and sunny light. They choose spring and autumn when the temperature is between 18 degrees Celsius and 24 degrees Celsius. When the temperature is controlled at 21-24 degrees Celsius, they can germinate. About a week later, seedlings will grow on the small buds, and as the temperature gradually increases, the seedlings will gradually grow and grow strong.

Sunflower

Sunflower

Watering method

Sunflowers like warmth and the sun, but in hot summer, we should often check the bottom cover of the flowerpot to check the air permeability of the flowerpot. Those with good air permeability should be watered every day, and those with poor air permeability should be watered every other day.

Fertilizer supply

Sunflower is a kind of economical and environment-friendly plant, which does not need too much fertilizer and is guaranteed to apply fertilizer every two weeks. When fertilizing, take about 2 grams of phosphate fertilizer in the spray can, add a lot of water to let it melt into the water, dilute the concentration, so that its concentration is less than 5/1000, so as not to burn seedlings caused by excessive fertilizer damage and seriously lead to plant death.

Sunflowers caused by excessive fertilizer

Finally, the flower saying: sunflower vitality is very strong, in general, there is no occurrence of diseases and insect pests, as long as preventive spraying before germination can ensure that aphids, scale insects and other pests will not grow.

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