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Brachythecium albicans

whitish feather-moss

Brachytheciaceae

Northern Hemisphere temperate and boreal zones

Deer Resistant Drought Tolerant

Native to North America

SunFull Sun – Part Shade

WaterLow · drought-tolerant

Overview

Brachythecium albicans is a creeping pleurocarpous moss that forms loose, pale green to whitish-green mats, the colour giving rise to the common name whitish feather-moss. Individual shoots are 2-8 cm (0.8-3.1 in) long, irregularly branched, and spread horizontally across the ground. The stem leaves are triangular to lance-shaped, 1.5-2.5 mm (0.06-0.10 in) long, tapering to a long slender point, with a single nerve (costa) reaching about two-thirds of the leaf length and faint lengthwise pleats when dry. It colonises dry, open, sandy and disturbed ground, including coastal dunes, heathland, sandy grassland, roadside banks, and gravel, often where competition from larger plants is sparse. During drought the mats dry to a whitish, brittle state and revive after rain. Sporophytes are produced only occasionally; when present the reddish seta is 1-2 cm (0.4-0.8 in) tall and bears an inclined, cylindrical capsule that sheds spores in spring. The pale colour, sandy habitat, and irregular branching separate it from greener relatives. It spreads slowly and does not persist on compacted, waterlogged, or deeply shaded ground.

Native Range

Brachythecium albicans is native across the temperate and boreal regions of the Northern Hemisphere, including much of Europe, northern and central Asia, and North America. It grows on dry, open, sandy ground and has scattered occurrences in the Southern Hemisphere.

Suggested Uses

Used as a low groundcover on sandy banks, green roofs, and in dune-stabilisation plantings. It binds loose sand and holds open, sunny sites where taller plants struggle.

How to Identify

Look for loose mats of pale whitish-green shoots 2-8 cm (0.8-3.1 in) long on dry, sandy ground. The triangular leaves, 1.5-2.5 mm (0.06-0.10 in) long, taper to a long slender point and show faint lengthwise pleats when dry. A single costa runs about two-thirds of the way up each leaf. The whitish cast, sandy habitat, and irregularly branched creeping stems separate it from greener Brachythecium spp. species such as B. rutabulum.

Appearance

Colors

Foliage Colors

green

whitish green

Fall Foliage Colors

no change

Bloom Information

As a moss, B. albicans does not flower; it reproduces by spores. Sporophytes form irregularly and are absent from many colonies. When produced, the reddish seta is 1-2 cm (0.4-0.8 in) tall and carries an inclined cylindrical capsule that releases spores in spring.

Detailed Descriptions

Foliage Description

pale whitish-green

Growing Conditions

Sun Requirements

SunFull Sun SunPartial Shade

Requires 4-10 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 Range5.5 - 7.5(Neutral)

357912

Soil Types

sand

Drainagewell drained

Water & Climate

Water Needs

Low

Drought Tolerance

Drought tolerant when established

Care & Maintenance

Care Guide

Brachythecium albicans grows on open, free-draining sandy or gravelly substrates in full sun to light shade. It withstands prolonged dry spells, drying to a pale, brittle state during drought and reviving after rain. Established mats need no feeding and spread slowly by stem growth and fragmentation. It does not persist on compacted, consistently wet, or deeply shaded ground. In green-roof and sand-garden settings it establishes from fragments pressed onto bare sandy substrate kept lightly moist until anchored.

Pruning

No pruning is required. Overgrown or torn mats can be lifted and re-pressed onto bare substrate to fill gaps. Loose leaf litter resting on the mat can be cleared by hand to keep the surface exposed to light.

✓ Toxicity

Non-toxic