Ferns For Zone 3 Gardens Types Of Ferns For Cold Climates

Which ferns are winter hardy?

Hardy Fern Varieties for Shade

Northern or Common Maidenhair Fern (Adiantum pedatum) ...
Southern Maidenhair Fern (Adiantum capillus-veneris) ...
Hayscented Fern (Dennstaedtia punctilobula) ...
Broad Beech Fern (Phegopteris hexagonoptera) ...
Cinnamon Fern (Osmunda cinnamomea) ...
Japanese Tassel Fern (Polystichum polyblepharum)

Can ferns withstand cold weather?

Many can survive cold and hot temperatures. ... On the coldest end of the scale, hardy ferns can survive temperatures down to minus 50 degrees Fahrenheit. However, hardy ferns in USDA zones 2 through 6, tend to be semi-evergreen. In most cases, it is safe to leave many hardy ferns outdoors all winter long.

Can ferns survive outside in winter?

Ferns grown in containers outdoors may survive the winter in very cold climates if you bring them indoors. ... Indoors, give your fern a medium level of indirect light, no additional fertilizer and a bit less water than you gave it during the growing season outdoors.

What Ferns stay green all year?

Evergreen Ferns

Autumn Fern (Dryopertis erythrosora 'Brilliance') ...
Japanese Tassel Fern (Polystichum polyblepharum) ...
Holly Fern (Cyrtomium fortunei) ...
Christmas Fern (Polystichum acrostichoides) Photo Courtesy of Missouri Botanical Garden. ...
Alpine Water Fern (Blechnum penna-marina) Photo Courtesy of Plant Systemics.

Can ferns live in 40 degree weather?

Considered perennial in U.S. Department of Agriculture plant hardiness zones 9 to 11, they may stay out all year where temperatures seldom drop below 45 degrees F, but must be brought indoors if threatened by frost.

What temp is too cold for ferns?

Boston ferns thrive in temperatures in the 60s and 70s but can tolerate an occasional blast of cold air of 40 to 50 degrees for a few hours. Once a month in spring and summer, feed them a water-soluble houseplant fertilizer. In spring, large plants can easily be divided and repotted.

Will ferns come back after freeze?

When only the fronds freeze, the fern will recover easily, but if the roots freeze it has less chance of recovery. Check for frost-damaged roots after a hard long freeze. ... Cut off the frost-damaged roots and repot in fresh potting soil. If the roots are black all the way through, the fern won't recover.

How do you winterize a fern plant?

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.

How do you take care of outdoor ferns?

How to Care for Ferns

Light: Ferns prefer a dappled shade canopy. ...
Watering: If nature doesn't furnish an inch of rain weekly, watering will be necessary, especially during the first growing season after transplanting.
Soil: Ferns sink their thirsty roots into deep, friable soil rich in organic matter.

Should ferns be cut back for winter?

Some of the lowest maintenance perennial plants are the hardy ferns. That said, they and the looks of your garden will benefit from a little simple pruning at the right time. ... At the end of winter, before new fronds begin to emerge and unfurl, I usually remove all damaged, brown or faded fronds from my evergreen ferns.

How do you take care of outdoor ferns in the winter?

If you purchase a fern like this, realize that it will not survive outside during a harsh winter. Your best bet is to bring a fern like this inside, place it near a bright window but away from heaters, and keep it moist. With care, you'll be able to place your fern back outdoors come summer.

Do ferns need sunlight?

Ferns Need Plenty of Indirect Light

Most ferns prefer indirect light, which means you should avoid placing them where sunlight will hit them—their leaves can get scorched if you do, resulting in a dry, crispy plant.

Can ferns survive in full sun?

The key to growing ferns in sun is maintaining adequate soil moisture. Many ferns grow in shade simply because the soil stays moister there than in full sun. ... While many ferns can handle considerable sun if the soil remains evenly moist, some are better than others. Here are some of the most sun-tolerant species.

What ferns can be planted outside?

Types of wood ferns ideal for outdoor growing include the autumn fern (Dryopteris erythrosora), crested buckler-fern (Dryopteris cristata), leatherleaf fern (Rumohra adiantiformis), and marginal wood fern (Dryopteris marginalis).

Can ferns be in the shade?

All prefer organically-rich, well-drained soil, and most require a moist shady area – though some, like cinnamon, royal and Southern shield ferns, will grow in full shade if given constant moisture. ... Some grow up to 30 inches tall with leaves equally as long, and they prefer light to full shade.

What temperature can ferns live in?

Most ferns like an average room temperature of 65 to 75 degrees F during the day, up to 10 degrees cooler at night. If temperatures exceed 75 degrees F, you may need to water more frequently. Below 60 degrees, add water only when the soil is dry to the touch.

What temp will kill ferns?

Extreme Heat is Unhealthy

They grow best when temperatures reach no higher than 75 degrees during the day and 65 degrees at night. A temperature of 95 degrees or higher may kill a Boston fern.

Do ferns come back each year?

Ferns are perennial plants, those that live for many years. Annual plants are the ones you have to replant every year.

Is 40 degrees too cold for plants?

Plants native to the subtropics are in danger below 40 degrees F and pretty certainly going to be killed at 32 degrees F. Plants native to the tropics are often damaged below 50 degrees F and perish at about 40 degrees F.

When should I bring my ferns in?

By September, before frost, it's time to bring potted ferns indoors for the winter.

How often should you water ferns outside?

Outdoor Ferns

As a rule, they prefer 1 to 2 inches of water a week, but this also depends on the soil and the growth rate. Ferns grown in light, sandy soil require more frequent watering than those grown in dense clay soil.