Growing orchids in pure bark actually has these effects

Bark is rich in nutrients and can promote orchid growth to a certain extent, but using pure bark to grow orchids is not suitable, because the nutrition it provides is not complete, which causes poor orchid growth, and over time it easily breeds bacteria and leads to root rot. It is best to mix the decomposed bark with leaf mold and sand, which can promote the growth of the orchid's root system.

Pure bark is not good for growing orchids

Bark is rich in plant nutrients, and using it to grow orchids is also fairly suitable, but growing orchids in pure bark is not good, because the nutrients contained in bark are limited and cannot provide complete nutrition for the growth of the orchid's root system. Over time, this easily causes poor root growth in orchids, resulting in slow growth and even withering and death.

At the same time, the period of growing orchids in pure bark is very short. During the growth period, the bark is affected by moisture, and over time it breeds some bacterial substances, which easily causes the orchid's roots to rot and is rather unfavorable to orchid growth. It is best to mix some sand that is highly loose and rich in nutrients into the bark, so as to ensure the normal growth of the orchid.

When using bark to grow orchids, the amount used must not be too much, and bark that has been fully decomposed and fermented should also be selected, so that the nutrients inside will be somewhat greater. Do not directly place the bark in the potting soil, and do not place the bark around the roots, otherwise it will produce a lot of heat during natural fermentation, which is unfavorable to root growth.

The bark can be cleaned, placed under high temperature for disinfection and sterilization, then degreased, placed in a container to ferment naturally, and then an appropriate amount of bark can be mixed with a mixed soil of leaf mold, fine sand and coal cinder as the orchid's nutrient soil. At the same time, the soil should be changed every 1 to 2 years to ensure normal root growth.