Giant Maidenhair (Adiantum Formosum) is a perennial fern in the Pteridaceae family with moderate care difficulty. It requires high watering and partial shade or full shade or dappled_shade light in USDA hardiness zones 9-11. This plant is safe for cats and dogs.

A tall, widely creeping perennial fern known for its delicate, feathery fronds and distinctive black stems.

Giant Maidenhair

Giant Maidenhair

Adiantum Formosum

A tall, widely creeping perennial fern known for its delicate, feathery fronds and distinctive black stems.

Quick Facts

Type
fern
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
High
Light
Partial Shade, Full Shade, dappled_shade
Hardiness Zones
9-11

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:loamy, peaty, well-drained
Indoor:No
Outdoor:Yes
Garden Use:groundcover, ornamental foliage

Care Calendar

Monthly care tasks for Giant Maidenhair

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Giant Maidenhair
Giant Maidenhair detail

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Taxonomy

Family:Pteridaceae
Genus:Adiantum