What can vermiculite be used instead of?
The principle of preparing nutritious soil is to suit measures to local conditions. Not all nutritious soil for growing flowers has vermiculite. As long as the soil does not harden, but also to maintain water and fertilizer is the best.
Generally speaking, rotten leaves are the best. They are better than vermiculite. But the decaying soil will decay over time, and the volume of culture soil will decrease gradually.
Now the city most burning liquefied gas and natural gas, coal is difficult to find, the main floor, no trouble with red clay brick (red brick building with a large crack) instead of particle surface instead of ceramsite, small particles of mixed soil instead of vermiculite, clay brick has some water and the air permeability, the effect is also good.
