What fertilizer is best for orchids?

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1. What fertilizer to use for orchids?

2. Things to note when fertilizing orchids

1. Inorganic fertilizer: Appropriately apply inorganic fertilizer during the growth stage of orchids, mainly nitrogen fertilizer and potassium fertilizer. Urea and potassium dihydrogen phosphate can be applied. 2. Organic fertilizer: Organic fertilizer can be applied to orchids for a long time. It is mainly used as base fertilizer and can also be used as top dressing. 3. Water-soluble fertilizer: Water-soluble fertilizer can also be applied to orchids, which can promote the roots to fully absorb nutrients. 4. Special fertilizer: You can use special slow-release fertilizer for orchids to effectively promote the growth of orchid roots.

1. What kind of fertilizer should be used for orchids

Inorganic fertilizer: During the growth stage of orchid, inorganic fertilizer, that is, chemical fertilizer, can be applied appropriately. Chemical fertilizers are mainly nitrogen fertilizers and potassium fertilizers. You can apply urea and potassium dihydrogen phosphate. You can dilute the urea solution 150-200 times with water to water the roots of orchids. Dilute potassium dihydrogen phosphate 200 times with water and spray it. leaf.

Organic fertilizer: In the long term, orchids are mainly fed with organic fertilizers, such as cake fertilizer, fish bones, orange stalks, fallen leaves, grass, human and animal excrement, etc., which can also supplement orchids with sufficient nutrients, and the fertilizer effect is relatively mild. Organic fertilizer is mainly used as base fertilizer. When used, it must be sterilized and insecticided, fully fermented, and mixed into the soil when potting to ensure a good supply of nutrients. It can also be used as top dressing. You can dig a hole in the soil around the roots of the orchid, apply fertilizer into it, and cover it with soil.

Water-soluble fertilizer: Orchids can also be applied Water-soluble fertilizer, mix water-soluble fertilizer with water, and then pour it into the roots of orchids. Water-soluble fertilizer can promote the roots to fully absorb nutrients.

Special fertilizer: When growing orchids, you can use orchid-specific slow-release fertilizer, which is specially developed for orchids and can effectively promote the growth of orchid roots.

2. Things to note when fertilizing orchids< /h2>

Sterilization and disinfection: When using organic fertilizer, orchids can be sterilized and disinfected in advance. They need to be fermented first, and then steamed at high temperature to kill bacteria and insect eggs.

Apply thin fertilizer frequently: When fertilizing orchids, you must insist on applying thin fertilizer frequently.

2. Things to note when fertilizing orchids

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