How to grow hydrangeas? How to grow hydrangeas and what to pay attention to

Hydrangea is a beautiful ornamental plant named after its flower shape which is similar to hydrangea. This plant can be cultivated on a large scale or made into pots for people to enjoy. It is the most popular ornamental flower in life. Many people want to grow hydrangea, but they don’t know much about its cultivation method. Today I will make a special introduction to it, so that everyone can learn more about its cultivation method and precautions.

How to grow hydrangea

If you want to grow a hydrangea, you must understand its growth habits. This plant likes a warm and humid semi-shady environment, is afraid of drought and waterlogging, and has poor cold resistance. It should be grown in fertile, loose, well-drained soil. The pH value of the soil has a direct impact on the color of the hydrangea. The flowers grown in acidic soil are mostly blue, and the flowers grown in alkaline soil are mostly red.

How to grow hydrangea

1. When growing hydrangeas, you must pay attention to temperature regulation. This plant grows fastest when the outside temperature is between 18 and 28 degrees. When the temperature drops below five degrees in winter, it cannot survive the winter safely. After the hydrangea enters the flowering period, it should be placed in a warm environment of about 20 degrees, so that it can bloom early, but after it blooms, the temperature should be lowered to 15 or 16 degrees. A moderate reduction in temperature is very beneficial to prolonging the flowering period.

2. Hydrangea is a short-day plant. It should not be exposed to sunlight for a long time during cultivation. It only needs to be exposed to sunlight for 4 to 5 hours a day. June to July is the flowering period of hydrangea. During this period, you must pay attention to the supply of fertilizer and water to ensure that hydrangea can absorb sufficient water and fertilizer. In addition, after the hydrangea enters the flowering period, the light time should be reduced appropriately. You can give it necessary shade treatment, which can promote the growth of flower buds as soon as possible.

Things to note when growing hydrangeas

When growing hydrangeas, you must pay attention to pest control. This plant is prone to powdery mildew and leaf spot during the cultivation period. At this time, you must spray 65% ​​mancozeb powder in time and repeat the application every seven days. Hydrangeas are also prone to pests such as aphids and blind bugs during their growth period. At this time, you can spray dimethoate EC to eliminate pests.