Blechnum medium

Common Rasp-Fern

The Common Rasp-Fern, Doodia media, or Blechnum medium, is an evergreen fern forming low tufts of leathery green fronds. Bronze tones often tint the new growth, giving year-round interest. Small in scale and reliable in partial shade, it is suited to sheltered corners, containers, or shaded beds in Irish gardens.

Flowering Months

Jan J

Feb F

Mar M

Apr A

May M

Jun J

Jul J

Aug A

Sep S

Oct O

Nov N

Dec D

Size

Max Height

0.1 m — 0.5 m

Max Spread

0.5 m — 1.0 m

Growth Habit

Forms dense upright tufts or clusters of leaves and stems.

Planting Position

Sunlight i Indicates how much direct sunlight the plant needs each day. Full sun means 6+ hours, part shade is filtered or morning sun, and full shade is little to no direct sun.

Part Shade

Aspect i Aspect refers to the direction the planting spot faces (north, south, east or west). It affects light levels, warmth and exposure.

North East West

Exposure i Exposure describes how sheltered or exposed a plant’s position is, particularly to wind and weather.

Sheltered

Hardiness i Hardiness indicates how well a plant tolerates cold conditions outdoors. Higher ratings generally mean greater frost tolerance.

(−5 to +1 °C) Half-hardy

Ideal Soil Conditions

Soil Type i Soil type describes the texture of the soil (clay, sand, loam, chalk). This affects drainage, nutrients and how roots grow.

Loam

Soil Moisture i Soil moisture tells you how wet or dry the soil should be for best growth. Match this to your garden conditions for healthier plants.

Moist but permeable / Free draining

Soil pH i Soil pH measures how acidic or alkaline the soil is. It affects nutrient availability and can impact plant growth.

Acid

Plant Uses & Merits

Uses

Patios / Courtyards
Containers

Merits

Generally disease-free
Generally pest-free

Blechnum medium Description

Planting Guide for Blechnum medium

Standard shipping normally takes 3-5 days. Next day shipping is available on all domestic orders (for an additional charge). International shipping times depend on the products and destination (estimated at checkout).

Care guide for Blechnum medium

Items must be returned within 30 days after receiving your order. Items must be returned in the same condition in which they were received, be unworn/unused, have any tags still attached, and include all the original packaging.

Uses for Blechnum medium & Garden Styles it suits

Refunds are processed within 7 days from when we receive the item(s).

Why Are My Hosta Leaves Turning Yellow or Brown?
Yellowing or browning hosta leaves can mean several different things, from normal autumn die-back to sun scorch, drought, or virus. This guide helps you identify the cause and respond correctly.
Can Hostas Grow in Sun? Which Varieties Tolerate More Light
Hostas are shade-tolerant, not shade-dependent. Discover which varieties handle sun well, what conditions they need, and how Irish gardens are ideal for growing hostas in more light.
How to Grow Hostas in Pots and Containers: The Complete Guide
Hostas are outstanding container plants. Learn how to choose the right pot, compost and position for spectacular results in any Irish garden.
How to Protect Hostas from Slugs and Snails: 10 Methods That Work
10 practical ways to protect hostas from slugs and snails, including better siting, tougher varieties, pots, barriers and early prevention.
How to Grow Hostas in Ireland: The Complete Guide
Hostas are one of the easiest and most rewarding foliage plants for Irish gardens. Here is how to plant, grow and care for them successfully.