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Ferns grown in containers outdoors may survive the winter in very cold climates if you bring them indoors. Most ferns like moisture, but not when water is sitting in the pot's saucer. Water regularly, and don't let the soil dry out completely.
In this way, can ferns survive cold weather?
Ferns that do not withstand cold are usually the kinds found in pots indoors. Though it is a good idea to let indoor ferns spend some time outdoors on patios and balconies, they must be brought back inside when overnight temperatures dip below 50 degrees Fahrenheit.
Moreover, how do I keep my ferns over winter?
- Trim the fern, removing the shoots at the outside of the pot and keeping only the most upright shoots in the middle.
- Bring the fern inside and place it in a bright, sunny room where the temperature will stay between 50 to 55 degrees Fahrenheit.
- Water the fern once a week.
- Withhold fertilizer during the winter.
The lowest minimum temperatures for USDA zone 10 are 30 to 35 degrees Fahrenheit. Boston ferns die if exposed to lower temperatures. The best indoor temperature range for these voluptuous plants is between 68 and 78 F, notes Colorado State University Extension.