Small Orchid Bark 6-ceramic-orchid-pot_related Not a chemical

Not a chemical

The bark of a cork tree is carefully removed every 9 to 10 years by experienced professional harvesters and the tree then grows a new thick coat of bark

and the color comparison chart is right on the container for easy comparisons

and they can be reused

Many times if you get a Dendrobium from Hawaii you will notice that it has been potted in either black or red volcanic rock

Small Orchid Bark 6-ceramic-orchid-pot_related Not a chemicalFor years fir bark has been a staple in orchid mixes. Small fir bark is especially suited to seedling mixes or in mixes for orchids with very fine roots. Fir bark breaks down more quickly in wet humid environments and as it breaks down it uses nitrogen. Fertilizer with a higher nitrogen component is required for fir bark mixes. Fir bark comes from the bark of Douglas Fir.