Plant Care king fern

king fern

Also known as

king fern, para, tawhiti-para and horseshoe fern

Taxonomy

Ptisana salicina
Ptisana
Marattiaceae

How to care for king fern

Water

How often to water your king fern

Water needs for king fern
0.5 cups
every 9

king fern needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
Light

Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for king fern in your home

Light needs and placement for plant king fern: 3ft from a window
3ft or less from
a window

king fern may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to maximize the potential for growth.

Select your region to see how the current weather in your area affects the placement of king fern in your home 🏡.

Nutrients

How to fertilize king fern

Nutrient, fertilizer, and repotting needs for king fern: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your king fern after it doubles in size or once a year—whichever comes first.

Care Summary for king fern

king fern


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 3ft from a window

Nutrients

Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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