Crushed Oyster Shell
Important to the health of limestone (calcium carbonate) loving Paphiopedilums.
Add 1 heaping teaspoon to the pot every three months.
This is a small container weighing about 350g. Oyster Shell is a natural organic source of calcium and trace minerals for calcium loving orchids susch as Paphs. It is 96% calcium carbonate , a gentle source of elemental calcium. Use as a topdressing and replace when gone. The variable particle size allows for immediate and long term release. Oyster shell is basic and is used to raise pH in orchid mix.
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