How to adjust the color of hydrangeas

The coloring method of hydrangea is as follows:

1. Coloring time

It is recommended to start from before the hydrangea grows buds, from before the hydrangeas grow buds, until the flower buds appear. During this period of time, you can adjust the color. The earlier you adjust the color, the purer the blue color will be. The color of the hydrangea is adjusted after the buds of the hydrangeas have emerged. Often they can only be adjusted to light blue, or a blue-pink gradient color, and the effect of color adjustment cannot be guaranteed.

2. Adjust blue-purple

Blue-purple is a color that many people like. If you want to adjust it to blue-purple, you can add some white vinegar and aluminum sulfate to the soil before the flower buds are formed. , potassium fertilizer, these three mixtures.

You can water the hydrangeas with aluminum sulfate fertilizer once every half a month, and then add white vinegar and water to make the soil acidic and increase soil aluminum ions. After the aluminum ions in the soil are absorbed by the hydrangeas, they will Combined with anthocyanins in flowers, they mutate and the flowers turn blue-purple. But note that the concentration of white vinegar should not be too high and should be diluted with water. The ratio is basically about 1:500.

3. Adjust pink

If you want the hydrangeas to bloom and remain pink, you can apply an appropriate amount of plant ash when the flower buds are forming. This is to keep the soil alkaline. But don’t overdo it, otherwise it will hinder the growth of the hydrangea and cause root burn.

4. Adjust blue-purple-pink

After the hydrangeas turn pink, then apply acidic fertilizers such as aluminum sulfate, then they can appear blue-purple-pink, half blue-purple and half pink, which is very beautiful. dream. Please note that when using, apply it on the roots, not on the leaves and flowers, and the concentration should not be too high. You can water it with clean water before use.

Hydrangea:

Hydrangea, also known as hydrangea, hydrangea, and hydrangea, is a plant of the genus Hydrangea in the family Saxifrageceae. It has clusters of flowers and rich colors, making it an excellent garden, mirror and potted flower.

Hydrangeas have rich and varied colors. By adjusting the pH of the soil, you can change the color of the flowers to form blue, purple, pink and other colors, which are simply beautiful!

Blooms in summer, with flowers forming cymes on the tops of branches, with white neutral flowers on the edges. The flowers bloom initially green, then turn white, with a delicate fragrance. It is named because its shape resembles a hydrangea. It is native to central and southwest my country. Nature likes dampness and is afraid of drought and waterlogging. Hydrangea is a common garden flower. Its umbels are like snowballs, clustered among oval green leaves, which is really beautiful.

As an important flower and tree in summer, hydrangeas are composed of hundreds of flowers and stand like balls. The lush ones are covered with snowflakes on the trees and the fragrance fills the courtyard. In gardens, they are often planted under trees in sparse forests, at the edges of paths, at the entrances of buildings, or in clusters in a corner of the lawn, or scattered in front of evergreen trees. They are very beautiful.