Phragmites australis
common reed
A towering presence in wetlands, Phragmites australis commands attention with its robust stature. Its expansive clumps spread via rhizomes, creating dense thickets of erect stems adorned with drooping linear leaves that transition to a warm brown hue in autumn. From late summer, striking dark purple flowering panicles emerge, adding a touch of drama to the aquatic and bog garden landscape. This species forms vast reedbeds across the UK, providing vital habitats for a variety of bird species, including the elusive bittern, marsh harrier, and bearded tit. Its tall, hollow stems and feathery flower spikes, initially dark purple but later fading to brown, contribute to its distinct appearance and ecological significance in wetland ecosystems.
How to care for Phragmites australis:
Plant this species in deep, fertile soil that remains consistently moist under full sun, ensuring ample space as it can spread quickly if not maintained. To control its growth, consider planting in large containers shallowly submerged in water along lakeshores, or pond margins. These containers not only restrict its expansion but also create ideal habitats for rare and endangered bird species. Trim back the plant in late autumn or winter to manage its growth effectively.
Flowering period:
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Eventual height:
3m
Eventual spread:
4m
Position:
Full sun
Rate of growth:
Fast-growing
Soil:
Reliably damp or boggy
Hardiness:
Fully hardy
-
This grass dies back to below ground level each year in autumn, then fresh new growth appears again in spring.
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