Hydrangea flowers bloom more beautifully with short days

Hydrangea is an ideal potted flower for easy management and cultivation because of its extensive management and few diseases and insect pests. At the beginning, it turns from bluish white to pink, and then to purplish red, with beautiful colors. If you want it to blossom again and again, you should make good use of this "short-day photo".

So, how to use "short-day photos" to destroy hydrangeas? The method is simple: Hydrangea is a short-day plant that is dark for more than 10 hours every day and takes about 6 weeks to form flower buds. After 6-8 weeks of cold cooling (5 ℃ ~ 7 ℃), the plant was placed under the condition of 20 ℃ to promote flowering, and when the flower bud was seen, the temperature was reduced to 16 ℃, and then it could blossom after 2 weeks.

After flowering hydrangea, flower friends need to pay attention to a few points when maintaining:

1. Change the basin once a year in early spring and add new culture soil (rotten leaf soil, garden soil and a small amount of sandy soil). When changing the basin, remove some of the old soil and rotten roots, and trim them properly.

2. Hydrangea likes fertilizer. During the growth period, the thin general organic nutrient solution for flowers is generally applied every 15 days, and the general organic nutrient solution for flowers is applied once or twice during the bud period, diluting 500 times to irrigate the roots, which can make the flowers big and colorful. If you apply cake fertilizer, you should avoid summer days, so as not to cause diseases and insect pests and injuries.

3. Hydrangea has hypertrophic leaves, luxuriant branches and leaves, and needs more water. In the growing season of spring, summer and autumn, it is necessary to irrigate enough water to keep the basin soil moist. The summer weather is hot, evaporation is large, in addition to watering enough water, but also need to spray water to the leaves every day. Hydrangea root is fleshy root, watering can not be excessive, avoid stagnant water in the basin, otherwise the root will rot.

After September, the weather is getting cooler, so the amount of water should be reduced gradually. Frosts Descent moved to the room, the room temperature should be kept at about 5 ℃. Remove the leaves before entering the room to avoid rotten leaves. It is appropriate to put the plant in the sunny place indoors in winter, and it is appropriate to leave the room after Grain Rain in the second year.

4. Hydrangea should be tied with a bracket in time because the flower head is too large, which can not only keep the flower plant erect, but also make the plant appear plump.

The picture is from the flower friend: purple Sakura