Kindbergia praelonga (Common Feather-moss)

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Kindbergia spp.

Brachytheciaceae

Northern Hemisphere temperate regions including the Pacific Northwest

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Native to North America

SunFull Shade – Part Shade

WaterHigh

Overview

Kindbergia spp. is a genus of about four species of pleurocarpous mosses in the family Brachytheciaceae, found across temperate and humid regions of the Northern Hemisphere and parts of the Southern Hemisphere. Plants form spreading, feathery mats of creeping main stems from which regularly spaced, tapering branches arise, giving a fern-like or plume-like pattern. Shoots are 0.04-0.12 inch (1-3 mm) wide and creep over the ground, decaying logs, tree bases, and shaded rock, with mats extending several inches to over a foot (a few centimetres to 30+ cm) across. The small leaves are triangular to heart-shaped, drawn into a narrow point, and run down the stem at the base; under a hand lens a single midrib reaches partway up each leaf. Spore capsules are borne on reddish stalks roughly 0.4-0.8 inch (10-20 mm) tall and are curved and cylindrical. Kindbergia spp. needs consistent humidity and shade and dries to a dull, shrunken state in prolonged sun or drought, reviving when moisture returns. It anchors by rhizoids rather than true roots and takes no nutrients from the surfaces it grows on.

Native Range

Kindbergia spp. occurs in temperate and oceanic climates of the Northern Hemisphere, including western and eastern North America and Europe, with species also recorded in parts of Australasia and South America. It is common in moist forests, where K. praelonga and K. oregana carpet soil, logs, and tree bases in the Pacific Northwest.

Suggested Uses

Kindbergia spp. is used in shade and moss gardens, on logs and stonework, and in terraria and bonsai plantings as a groundcover layer. It stabilises the surface of moist, shaded soil. It depends on steady moisture and shade, so it is unsuited to sunny, dry, or heavily trafficked sites.

How to Identify

Look for flat, feathery mats of regularly branched shoots with a soft, plume-like outline creeping over shaded soil, wood, and stone. The small leaves taper to a narrow point, have a single partial midrib, and extend slightly down the stem. Curved cylindrical spore capsules on short reddish stalks confirm the genus when present, though plants are most often seen in their non-fruiting mat form.

Appearance

Size & Dimensions

Height1" - 3"

Width/Spread1' - 2'

Colors

Foliage Colors

green

yellow green

Fall Foliage Colors

no change

Detailed Descriptions

Foliage Description

green to yellow-green

Growing Conditions

Sun Requirements

SunFull Shade SunPartial Shade

Tolerates up to 3 hours of direct sunlight daily

• Full Sun: 6+ hours of direct sunlight

• Partial Shade: 3-6 hours of direct sunlight

• Full Shade: Less than 3 hours of direct sunlight

Soil Requirements

pH Range4.5 - 6.5(Acidic)

357912

Soil Types

peat loam

Drainagemoist

Water & Climate

Water Needs

High

Care & Maintenance

Care Guide

Plants grow in deep to dappled shade on continuously moist, acidic substrates such as forest soil, rotting wood, and the bases of trees. Steady atmospheric humidity matters more than rich soil, and mats establish from fragments or wind-borne spores without planting. Direct sun, drying winds, and reflected heat cause the mats to brown and shrink. In moss gardens or terraria, regular misting and protection from disturbance keep the mats green. The shoots take no nutrients from their host surfaces, so fertiliser is unnecessary and can encourage competing algae. Foot traffic and raking break the mats apart.

Pruning

No pruning is needed. Mats can be trimmed at the edges or lifted in sections to control their spread or to transplant fragments elsewhere. Clearing fallen leaves and debris from the surface keeps light reaching the shoots.