crowded spleenwort Plant Care
Asplenium congestum C.Chr.
Updated · Sources · How we source care data
This fern's fronds are uniquely crowded and overlapping, giving it a dense, lush appearance. Originating from New Zealand, Asplenium congestum is highly sought after by plant collectors for its striking visual appeal and rarity in cultivation. Its glossy, dark green foliage adds a touch of elegance to any indoor garden.
Every 7–10 days
Bright indirect light
60–75°F
50–70%
At a glance
How do you care for crowded spleenwort?
Water crowded spleenwort every 7–10 days, letting the top layer of soil dry out between waterings, and give it bright indirect light. It prefers temperatures of 60–75°F (16–24°C) and 50–70% humidity. Fertilize it every 6 months during the growing season.
Where Is the crowded spleenwort Native To?
What Is the crowded spleenwort?
crowded spleenwort (Asplenium congestum) belongs to the Aspleniaceae family within the Asplenium genus. crowded spleenwort is native to Ecuador. crowded spleenwort is also known as crowded bird's nest fern, congested spleenwort.
crowded spleenwort displays a compact, clumping fern growth habit, reaching up to 1.5 ft tall with a spread of approximately 1.5 ft. crowded spleenwort produces non-flowering plant.
Leaf size: approximately 12 inches.
How Often Should You Water a crowded spleenwort?
Asplenium congestum requires watering every 7–10 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 7–10 days
Let soil partially dry between waterings
What Light Does the crowded spleenwort Need?
crowded spleenwort thrives in bright indirect light. Avoid placing crowded spleenwort in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Bright indirect light
What Temperature and Humidity Does the crowded spleenwort Prefer?
Asplenium congestum grows best at temperatures of 60–75°F. crowded spleenwort prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.
Temperature
60–75°F
Humidity
50–70%
What Soil Mix Works Best for a crowded spleenwort?
Moist, well-draining soil with high organic matter content. Good drainage is essential for crowded spleenwort to prevent waterlogging, which leads to root rot and fungal issues.
How Often Should You Fertilize a crowded spleenwort?
Feed crowded spleenwort every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.
Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.
Fertilizing
Every 6 months
During the growing season
The PlantoScan app can remind you when to water and when to fertilize each plant.
How Do You Repot a crowded spleenwort?
Repot every 1-2 years in spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a crowded spleenwort?
crowded spleenwort can be propagated through spores, division of rhizomes. Similar propagation techniques also apply to birds nest fern plant care, which shares the same genus.
Is the crowded spleenwort Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list crowded spleenwort, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the crowded spleenwort?
crowded spleenwort is susceptible to spider mites, mealybugs, scale insects. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
What USDA Hardiness Zone Does the crowded spleenwort Need?
crowded spleenwort grows outdoors in USDA Zone 13a. It survives winters down to planting zone 13a. crowded spleenwort is native to Ecuador. In cooler regions, grow crowded spleenwort as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 13a
Keep exploring plants
crowded spleenwort is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Asplenium genus — compare its care with other Asplenium species on PlantoScan.
Asplenium is part of the Aspleniaceae plant family — browse all Aspleniaceae genera and species.
crowded spleenwort thrives in bright light and direct sun — see other bright-light plants.
More Asplenium Species
Other Asplenium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
Sources
- Scientific name & taxonomy: Asplenium congestum C.Chr., family Aspleniaceae (first published in Index Filic. : 105 (1905)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list crowded spleenwort, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Hardiness zone: USDA Zone 13a, calculated from the plant's minimum temperature.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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