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Luxe Prestige Chronicle

how to take care of a fern

Author

Andrew Walker

Updated on May 31, 2026

Ferns need to be watered once a week. The amount of water can be from 1-2 gallons (for ferns grown outdoors) to 0.5 gallons. or less for ferns grown indoors in pots. Water a fern that grows indoors once every 10 days, up to 1 gallon of water. In clay soil, fern needs watering no more often than once every 10-14 days.

How much sun does a fern need?

Use this quick and easy fern primer to help you choose ferns for sunny or shady spots in your garden and ferns that work well inside the home. SUN LOVING FERNS can take direct sun for about 4 hours per day (morning, mid or afternoon) and filtered the rest of the day.

Do fern plants need a lot of sun?

Give ferns plenty of indirect light.

Most ferns prefer indirect light, which means you should avoid placing them where sunlight will hit them. In direct sun, fern fronds can get burned, resulting in a dry, crispy plant. Usually, a north- or east-facing window provides the right amount of light for ferns.

Should you mist ferns?

Misting is good for broad-leaf ferns and those of simple-leaf forms. Use less spray on crinkled varieties, which tend to collect moisture and hold it, contributing to development of fungus. Humidity can be increased in the vicinity of the plants when pots are set on trays of moist pebles or on damp sand.

What does an overwatered fern look like?

The first sign that a fern is overwatered is usually yellowing or wilted leaves. One surefire way to determine if it’s time to water a Boston fern is to touch the soil with your fingertip. If the surface of the soil feels slightly dry, it’s time to give the plant a drink.

Can ferns be indoor plants?

Wondering if you can grow your favorite ferns indoors? In most cases, the answer is yes! Add a green feeling of abundance to your interior spaces with a few lush, green plants like ferns. Many ferns make wonderful, low-maintenance houseplants, as long as you provide the right amounts of light and moisture.

How do I keep my ferns happy indoors?

All ferns love moisture and should be given humid conditions. In living rooms and family rooms, stand their pots on trays of damp pebbles or clay granules. Ferns also love being misted at regular intervals with tepid, soft water unless the humidity of the whole room is kept high through the use of a humidifier.

Can ferns survive in sun?

Sunlight. A limited number of ferns tolerate full sunlight; however, frequent watering and consistently moist soil is critical. Sun-tolerant ferns include cinnamon fern (Osmunda cinnamomea) which reaches heights of 24 to 36 inches and grows in USDA zones 2 through 10.

How do you keep ferns alive outside?

How to Grow and Care for Outdoor Ferns
Water ferns regularly to avoid dry soil. You never want sopping wet soil, but consistently keeping the top five inches of your soil moist is the key to a healthy fern. Fertilize as needed. Monitor for pests.

When should I put ferns outside?

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. Outdoors they should be placed in a sheltered spot where the temperature does not get this hot.

How do you make a fern greener?

*If you’re growing ferns in cold climate, avoid applying Epsom salt in winters. You can also mix a pinch of Epsom salt in balanced fertilizer before applying. Or, if you like, administer the dose of 1 tablespoon of Epsom salt around the base of your fern plants once in a month until you see the favorable results.

Why is my fern dying?

A dying fern is usually because of underwatering or the humidity is too low which saps moisture from the leaves causing them to turn brown and crispy. Indoor ferns prefer a humidity of 50% and require the soil to be consistently moist to prevent the leaves turning brown and dying.

Do ferns do well in low-light?

Many ferns, including button, Autumn, rabbit’s foot, maidenhair and more, are good options for low-light situations. Give them consistently moist soil and low to medium light.

Can I put my fern in the bathroom?

Ferns (Various genera)

Many ferns make great houseplants and can handle the temperature fluctuations and humidity in a bathroom environment. Some can even be grown right in a shower stall where they are regularly soaked.

Where should ferns be placed indoors?

The best place for ferns is in a south-facing or north-facing window; if you want to place them near an east-facing or west-facing window, keep them a few feet away from the window to avoid burning the leaves. You don’t need a bright light in your house to grow ferns.