A more electronegative atom... Compounds are pure substances that are combinations of two or more elements. The most basic unit of a compound is the molecule, which is a combination of two or more atoms of different elements. Different elements have different properties, and hence, form different kinds of compounds.
Charcoal is added to orchid mix with the intention of keeping the mix sweet and to filter impurities. The particle size of this charcoal is perfect for the majority of orchid mixes and a little goes a long way. This medium charcoal is an ingredient in many orchid mixes.The particle size of this charcoal can very from 1/2 to 1 inch. Charcoal is not finely graded and some smaller and larger pieces may be mixed in.his medium charcoal is an ingredient in many orchid mixes. The particle size of this charcoal can very from 1/2 to 1 inch. Charcoal is not finely graded and some smaller and larger pieces may be mixed in.
1 An orchid potted in a porous pot such as clay (good for orchids) will need more frequent watering than an orchid in a plastic container. 2  Always use a pot with a drainage hole. 3  Sitting in water will rot the roots and the orchid will become mulch.o not overfeed orchidsââthis can damage them. 1  If you're growing your orchid on bark, use a fertilizer that's significantly higher in nitrogen (in a ratio of 30(N)-10(P)-10(K)). 2  Water your orchid thoroughly before feeding.