A picture of a Northern oak fern

Northern oak fern

Gymnocarpium dryopteris

Full Shade
Moderate watering
Half-hardy

H3

RHS hardiness

-5°C

Minimum temperature

Expected size

Height
Spread

30cm

Max

Min

Northern oak fern Overview

A deciduous fern to 30cm with bright green, triangular fronds produced continuously through the summer months. Will extend to carpet undergrowth of woodlands and northern slopes.

Other uses of Northern oak fern

Cree Indians crushed oak fern leaves to repel mosquitos and treat bites.