An interesting fern from Japan, Taiwan, China and nearby areas, Polypodium formosanum is easy to grow yet rather rare.
The fronds are a light green and this is a semi deciduous fern in cooler climates.
This rhizomatous fern has an interesting blue green rhizome, which gives it another common name of ‘Blue Feet’.
In hanging baskets us a potting mix that is rich with organic material.
Fertilise from spring through summer with a liquid seaweed fertiliser.
A position in shade to good filtered light is best, and keep the plant away from heating and air-conditioning outlets.
Repot every 2- 3 years as the growing medium begins to break down. The best time to repot is in spring.
Prune back old growth in winter as it dies back.
- Botanical Name – Polypodium formosanum
- Common Name – Grub Fern, Green caterpillar fern, or Blue feet
- Family – Pteridaceae
- Origins – Japan, Taiwan, China.
- Height – To around .5m
- Spread To around Clumping to around .5 metres.
- Growth rate – Medium to fast
- Position – Part shade to dappled light.
- Soil – Humus rich with some moisture
- Flowering Time – N/A
- Foliage – Light green.
- Frost tolerant – No.
- Drought tolerant – No.
Polypodium formosanum is available for sale from the following participating nurseries
1052 Whittlesea-Kinglake Road Kinglake West 3757
Offering a specialist variety of Australian native Ferns plus Dendrobium/Dockrillia & Sarcochilus species & hybrids in pots, loose, or mounted. Species Cymbidium sauve and maddidum.