Boston fern frost damage are popular houseplants known for their delicate fronds and lush green foliage. However, despite their reputation as hardy plants, they are susceptible to damage from frost. Frost damage can occur when temperatures drop below freezing, causing the fern’s leaves to turn brown or black and become wilted or mushy.

This damage is not only unsightly but can also affect the plant’s health and growth. In severe cases, frost damage can even lead to the death of the fern. It’s essential to understand the signs of frost damage in Boston Ferns and take steps to prevent it from happening, especially during the colder months.

The Way To Identify That Boston Fern Frost Damage

Boston Fern Frost Damage

During the winter, it is important to identify frost damage on plants so that you can take steps to protect them. One way to tell if a Boston Fern has been frost damaged is by looking at the leaves. If they are wilted or have brown patches, the plant has been affected by the cold weather. In addition, you can also check the soil to see if it is wet. If it is, that could signify that the plant has frozen and is not receiving enough water.

The Best Ways To Protect Your Boston Fern From Frost Damage

Boston Fern From Frost Damage

Boston ferns are a popular houseplant that many people enjoy. They can be kept in a variety of settings, including indoors and outdoors. However, if you live in a cold climate or your Boston fern is frost damaged, you may need to take action to protect it.

Warm Location

If you notice frost damage on the leaves of your Boston Fern, remove them and store them somewhere warm. The plant will be able to recover as a result. Water your plants frequently and fertilize them when necessary.


If your Boston Fern is frost-damaged, water it thoroughly and then fertilize it with a high-nitrogen fertilizer. Fertilizing may help to ward off further frost damage.

Shape And Size

Pruning it to restore it to its original size and shape is an additional crucial step. Faster recovery is expected as a result of this.

Humid And Cooler

If you have a garden and live in an area that experienced frost damage, don’t despair. You can still save your plants. Replanting them in moister and colder soil than where they were damaged by frost is the key. In doing so, they can get back on their feet and grow again.

Repot The Plant

After frost damage, you may need to repot your Boston Fern yearly. Please keep it in good shape by doing this.

Mulch The Plant

Mulching your Boston Fern with leaves or straw in the winter is an option if you live in a cold climate. Please protect it from frost and keep it moist by covering it with this.

Damaged Leaves

Dead or damaged leaves can lead to frost damage. Remove them as soon as you notice them so that the plant can continue to survive in a healthy condition.

Faq About Reviving Boston Fern Frost Damage

How Cold Is It Too Cold For Ferns To Be Outside?

Ferns are tropical plants and prefer warm weather. They can tolerate light frosts, but sustained cold temperatures below 32 degrees Fahrenheit will kill them.

Can Boston Ferns Recover From Frost?

Boston ferns can recover from frost if the cold damage is not too severe. If the leaves are frozen solid, they will likely die, but if the plants are only partially frozen, they may be able to regrow their leaves.

When Should I Bring My Boston Fern Inside?

Boston ferns should be brought inside when the temperature falls below 50 degrees Fahrenheit. They prefer cool, moist environments and can be kept in a pot of water or in a humid room.

Should You Cut Off Dead Fern Leaves?

Fern leaves are not living, so there is no need to be concerned with “cutting them off.” Fern leaves will naturally dry up and fall off the plant over time.

How Long Does It Take For Ferns To Grow Back?

It depends on the species of fern, but generally, it takes a few weeks for ferns to grow back. Some species can take up to several months.


Boston Ferns are beautiful, lush plants that make a fantastic addition to any indoor or outdoor space. However, they are sensitive to cold temperatures and can easily experience frost damage if exposed to freezing conditions. To maintain the health and vitality of your Boston Fern, it is crucial to take necessary precautions to protect it from frost damage. This includes moving the plant indoors during cold months, insulating it with a frost blanket, or providing supplemental heat sources.