What is the best fertilizer for Huangguoshu?

Fertilization time of Huangguoshu

Huangguoshu trees are usually fertilized in autumn to help root healing, and young trees are fertilized once a season. Topdressing should be done before fruit trees bloom to preserve flowers and fruits, and topdressing after flowering should be mainly quick-acting nitrogen fertilizer to increase photosynthesis and reduce fruit drop.

What fertilizer should be applied to Huangguoshu

It is best to apply fertilizers such as urea, diammonium phosphate, superphosphate, and potassium sulfate to Huangguoshu. Since chemical fertilizers can only supplement nutrients, they should be used in conjunction with organic fertilizers to achieve immediate results.

Huangguoshu Fertilization Method

The basal fertilizer of Huangguoshu is mostly organic fertilizer with slow fertilizer effect, which can be applied by broadcasting, layering, radial application, etc. Seed fertilizer generally uses highly decomposed organic fertilizer and bacterial fertilizer, which can be applied by seed mixing, seed soaking, hole application, and seed covering. Topdressing generally requires the application of quick-acting chemical fertilizer, which can be applied by broadcasting, hole application, irrigation with water, and root application.

Precautions for fertilizing Huangguoshu

Huangguoshu absorbs nutrients from relatively fixed soil, so it is necessary to supplement nutrients in a quantitative manner according to the local conditions and the tree. Do not apply too much fertilizer, otherwise root burn will easily occur.