Necessity of picking the heart of Zinnia

Why do we have to pick the heart of Zinnia? It is because of the fast growth rate of Zinnia itself. If it is allowed to grow wantonly, it will destroy the overall plant type, uneven growth, and is not conducive to the uniform opening of flowers. Therefore, it is necessary to pick the heart when necessary

Heart picking method of Venetian blindgrass

When will you pick your heart

first of all, when does the shutter need to pick the heart? When the shutter grass grows to more than four to six leaves, it needs to pick the heart

First heart pick

when the seedlings of Zingiber grow to 4 leaves and seeds , colonize and pick the heart < about a week after colonization and then begin to pick the heart, when the seedling height of Zinnia is 10cm , leave two pairs of leaves and pick the other leaves

Second heart pick

It's not that you don't pick the heart after one time. When 2-3 pairs of leaves grow from the lateral branches, you can pick the heart for the second time. It can be treated with chlormequat solution. Spray the chlormequat solution evenly on the upper leaves of the plant, once every one to two weeks, for a total of 2-3 times. The number of times of coring should not be carried out at will. It is necessary to decide whether to carry out the next coring according to the growth and branching of the plant< span>