When to fertilize Bougainvillea and what to do with overfertilizing?

Bougainvillea is a plant with poor cold tolerance, and it will not be frozen if protective measures are taken when it is maintained in the north. But if you are outdoors and not protected from the cold, it is very easy to freeze. Winter maintenance needs to adjust the temperature above 15 C, in winter when the need to move indoors, should be placed in a place with sufficient light. Don't water too much, the soil is slightly wet.

1. When to apply fertilizer

To fertilize Bougainvillea, you need to do it in spring, early summer and autumn. Don't fertilize too frequently. Usually, it is OK to fertilize it once every half month.Fertilize when the soil is dry, and don't fertilize if the soil is too wet.Summer fertilization needs attention, pay attention to fertilizer control, and the time choice should also be appropriate, should be carried out in the morning or evening, do not fertilize at noon.Winter is generally to stop fertilizer, because it grows very slowly, before winter fertilizer can meet its needs.

2. how to fertilize too much

If the fertilizer is used after being mixed with water, a large amount of watering can be used. Clear water can wash the soil in the basin, which can well dilute the excess fertilizer.If the fertilizer is buried shallowly on the soil surface, it can be dug out and the fertilizer can be removed directly.If the soil and fertilizer are separated a lot, it will be replaced with new soil.

If the root system is damaged due to excessive fertilization, the decayed root system should be pruned, and strict disinfection and drying should be carried out.Finally, the pot should be watered thoroughly to wait for its seedling recovery, and it can not be exposed to the sun during the seedling recovery period.

< H1 > Third, how to grasp the amount of fertilizer

When applying fertilizer to the plant, the principle of applying fertilizer should be thin and frequent, so that the plant will not be damaged.Heavy fertilizer can be applied when budding, and the proportion of dilution should be increased during seedling fertilization.

Bougainvillea