Temperature and light
Marigold is warm and moist and sufficient environment, suitable growth temperatures at 20 ~ 30 ° C, summer temperature cannot be higher than 30 ° C, winter Winter temperature should be above 5 ° C. To ensure that marigold growth has sufficient sunshine, it can make the blossoms, lack of light, and the plants are easy, which is not conducive to flowering.
Marigold is not strict, with breathable, drainous sandy soil in breathable, good drainage.
Marigold is watering in the growth period, but each water is not too large, see dryness. When watering is watering, according to the seasonal change, water is watering, watering in the summer, watering in the winter and spring.
Marigold When fertilization, marigold should be moderate. When planting, it is necessary to apply a quantitative base fertilizer. The growth period will apply a liquid fertilizer every month, and it is not allowed to avoid the long and not bloom.
Marigold multi-use seed reproduction, can be planted in spring, seedling is transplanted. It can also be propagated in the summer with cutting.
You can pick your heart after marigold transplant, promote multi-branch, can flow more.
After the marigold flowers, you should cut the residual flowers in time, cut it out of the secret branches, and you can gerve new branches to promote more flowers. It can also promote marigold a large amount of gas root. When the root is greater than the root, you can cut the marigold from the stem and re-plant. It is also possible to cut down, but the heavy shear is easy to affect the growth of the plant, causing the long branch of the leaf, and the flowering is poor.
The pests of marigold pests is less, more common is spot blight, strain, white powder, aphid, and duar moth. It can be prevented by drugs.