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Feb 21, 2022 · You can put your Boston ferns outside when the temperature reaches 50 degrees Fahrenheit (15 degrees Celsius). This will be in late spring or early summer. Be sure to water your plants regularly and keep them in a shady area, as they do not like direct sunlight.
You have to take more care of your Boston fern during wintertime and keep it from experiencing extremely cold temperatures. Can I put my Boston fern outside? Although Boston fern is commonly grown as a houseplant, it thrives outside USDA zones 9 to 11. The fern may get killed by frost, but it will recover in the spring.
Sep 9, 2023 · Boston Ferns are particularly sensitive to cold and can suffer greatly when exposed to temperatures that are too low. One of the most obvious signs of cold damage in a Boston Fern is brown fronds. This happens when the cells in the fern’s leaves freeze, which can cause them to die off quickly.
Jun 12, 2023 · The ideal temperature range for Boston ferns is between 60-75°F (15.5-24°C) during the day and between 50-55°F (10-12.7°C) at night. If the temperature drops below 50°F (10°C) at night, the ferns may become stunted and may not flourish as expected.
Oct 24, 2024 · How to Overwinter a Boston Fern. While Boston ferns don’t need swelteringly hot temperatures, they will not tolerate too much cold and certainly not a frost or freeze. If you are growing a Boston fern outdoors, you need to bring your ferns inside before the first frost is due.
The best USDA zones for Boston ferns are 9-11; these are the only zones where you can plant them outside as a perennial in the ground. Anyone can grow Boston ferns outside in containers.
Jan 4, 2022 · Although Boston fern is often grown as a houseplant, it thrives outdoors in warm, humid climates in USDA zones 9 to 11. With adequate moisture, the plant may tolerate drier climates. Frost may kill the fern to the ground, but it will rebound in spring.
