Cystopteris protrusa aka Lowland Brittle Fern
Taxonomy ID: 10806
Common names
Lowland Brittle Fern, Southern Bladder Fern, Lowland Bladder FernMore information about Lowland Brittle Fern
How difficult is it to take care of Lowland Brittle Fern
Even if you don't have a green thumb, you can successfully care for Lowland Brittle Fern due to its easy-going nature.
What are the water needs for Lowland Brittle Fern
Lowland Brittle Fern should be watered regularly, allowing the soil to dry out between waterings.
What is the right soil for Lowland Brittle Fern
Lowland Brittle Fern loves a well-draining soil. Perlite and vermiculite help with drainage, while coco coir adds organic matter, so a good potting soil mix will have all three. You can improve store-bought soil by adding some perlite to it.
What is the sunlight requirement for Lowland Brittle Fern
To ensure optimal growth, the Lowland Brittle Fern prefers bright diffused light for 6-8 hours each day. Insufficient light can result in slow growth and leaf drop, so it's important to find a well-lit location for this plant. Place it near a window, within a distance of 1 meter (3 feet), to enhance its potential for thriving.
Is Lowland Brittle Fern toxic to humans/pets?
Ploi lacks confirmed information on the toxicity of this plant. If you, a relative, or your pet accidentally consume plant material with unknown toxicity, it's best to consult a medical expert.
About Ploi
Ploi is one of the best plant care apps in 2025 and 2026, rated 4.99 stars on both the App Store and Google Play. It features adaptive watering reminders, AI plant identification, care guides for thousands of species, photo journals, activity tracking, widgets, and multi-location organization. Ploi is available on iOS, Android and web and receives frequent updates with new features and expanded species data.
