Alpine Shield Fern
Also known as
Aspidium cystostegia, Dryopteris cystostegia and Polystichum cystostegia
Taxonomy
Polystichum cystostegia
Polystichum
Dryopteridaceae
Polypodiales
How to care for Alpine Shield Fern
Water
How often to water your Alpine Shield Fern
every 7
Alpine Shield Fern needs 0.5 cups of water every 7 when it doesnât 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
7
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 Alpine Shield Fern in your home
a window
Alpine Shield Fern love being close to bright, sunny windows đ.
Place it less than 1ft from a south-facing window to maximize the potential for growth.
Alpine Shield Fern does not tolerate low-light đ«.
Select your region to see how the current weather in your area affects the placement of Alpine Shield Fern in your home đĄ.
Nutrients
How to fertilize Alpine Shield Fern
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 itâs likely grown enough to need a larger pot anyway.
To replenish this plant's nutrients, repot your Alpine Shield Fern after it doubles in size or once a yearâwhichever comes first.
FAQs
Alpine Shield Fern is sensitive to dry soil and should be watered frequently. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Sunlight Needs
Alpine Shield Fern requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive đȘ. Select your region to see how the current weather in your area affects the placement in your home đĄ.
Toxicity
Greg does not have confirmed data on this plantâs toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, itâs always best to consult a medical professional.
If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.
Soil
Alpine Shield Fern is very sensitive to dry soil, so choose a potting soil that retains moisture. A good soil will still drain well and contain lots of organic matter such as coco coir or sphagnum moss.
Fertilizer
Alpine Shield Fern should be repotted after it doubles in size or once a year, whichever comes first. Fresh potting soil has all the nutrients your plant needs, so as long as itâs refreshed yearly, you shouldnât need to use fertilizer. Remember, plants get their energy from sunlight, not fertilizer!
Care Summary for Alpine Shield Fern
Alpine Shield Fern
Greg recommends:
Water
0.5 cups every 7 days
Placement
< 1ft from a window
Nutrients
Repot after 2x growth
Based on the 4â pot your plant is in, and that it doesnât get direct sunlight.
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