Maidenhair Fern
Adiantum — The Delicate High-Humidity Fern
Light
Low to medium — bright indirect light is ideal, but tolerates lower light. Direct sun scorches the thin leaflets within hours. Bathroom or washroom placement works well if natural light is available.
Water
Drying out once can kill the entire top growth; it may re-sprout from the roots but takes weeks. Use room-temperature water; cold water shocks the delicate root system. Mist daily or maintain humidity above 50%.
Humidity
Needs high humidity. Struggles in dry, heated offices without help.
Temperature
16–24°C (60–75°F). Dislikes heat from vents and direct sun.
Difficulty
Advanced
Sizes
Tabletop · Mid-floor · Floor specimen
Adiantum, the maidenhair fern, forms a delicate, airy mound of small, fan-shaped leaflets on thin, wiry black stems. It's one of the most humidity-demanding ferns commonly kept indoors, and the most delicate-looking plant in most office plant programmes.
In the Office
It tolerates low to medium light, but needs humidity above 50% to thrive — standard office air isn't enough, and it's not suited to open-plan spaces with strong HVAC. Drying out even once can kill the entire top growth; it may resprout from the roots, but that takes weeks. It's genuinely Advanced-care, best placed in an enclosed or naturally humid space, such as a washroom with natural light, rather than open floor areas.
Why Choose This Plant
Benefits for Your Office
- Pet-friendly, with no toxicity concerns
- Delicate, airy texture that no other common office fern offers
- Tolerates low to medium light better than most ferns, if humidity is kept up
- Can resprout from the roots even after the top growth dries out completely, given time
Where to Place It
Office Placement Ideas
- 1
Washrooms with natural light — the humidity there suits this fern better than an open office
- 2
Enclosed rooms rather than open-plan spaces with strong HVAC, which dries out the air too much
- 3
Away from direct sun, which scorches the thin leaflets within hours
How to Care for It
Care Tips for Office Environments
- Cut brown or dead fronds at the base — new growth comes from the crown
- If the whole plant browns out from drying, cut all fronds to the base and keep it moist; it may regrow
- Use room-temperature water — cold water shocks the delicate root system
- Mist to raise humidity, but don't overdo it — water sitting on the leaflets encourages fungal issues
Want Maidenhair Fern in your office?
Our team will recommend the right variety and size for your space, deliver and install it, and keep it thriving with ongoing care.