One medium that has had a unique place in the greenhouse for more than 150 years is sphagnum moss. Small seedlings, back-bulbs and weak or sickly plants all need tender loving care.

Orchids don’t grow in soil Most orchid plants grow on trees in the wild, so orchids will not grow in typical potting soil. There are two types of orchid growing medium, sphagnum moss & orchid bark.

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“Cattleya and Oncidium orchids require higher-intensity light and do well in east, west, or south-facing windows,” says Porteous. Orchids can be grown in sphagnum moss or a bark mix.

Orchid roots need air circulation, but they also need some moisture. The bark or sphagnum moss allows for thorough drainage but holds just enough water to keep the roots happy.

Orchids planted in sphagnum moss need water less often than those planted in bark. Q:A friend told me that three ice cubes two times a week is good for watering my orchid. Correct?

For those plants in sphagnum moss, if the moss is still moist to the touch, there is no need to water. Orchids in larger containers do not need to be watered as often as those in small pots.

Orchids don’t grow in soil Most orchid plants grow on trees in the wild, so orchids will not grow in typical potting soil. There are two types of orchid growing medium, sphagnum moss & orchid bark.

One medium that has had a unique place in the greenhouse for over 150 years is sphagnum moss. Small seedlings, back-bulbs, and weak or sickly plants all need tender loving care.

Orchids don’t grow in soil Most orchid plants grow on trees in the wild, so orchids will not grow in typical potting soil. There are two types of orchid growing medium, sphagnum moss & orchid bark.