About
Semi-evergreen to evergreen, rhizomatous perennial about 45cm tall, with upright stems and flat, curved, mid-green basal leaves to 25cm long. Produces globular flowerheads of small green or reddish-brown flowers in summer followed by dark brown or chestnut brown seedheads to 4mm across.
About the genus
Juncus can be annuals, deciduous or evergreen perennials, forming clumps of narrow, often cylindrical leaves, with clusters of small brown flowers borne on leaf-like stems in summer
Growing conditions
SunlightFull sun, Partial shade
Soil typeClay, Loam
Soil pHAcid
Soil moistureMoist but well-drained, Poorly-drained
AspectSouth-facing, West-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeGrass Like
HabitClump forming
FoliageEvergreen, Semi evergreen
Height0.1-0.5 metres
Spread0.5-1 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, Patio and container plants
Native toNorth America, Mexico, Japan
Care notes
CultivationGrow in permanently moist acid soil in sun or part shade
PruningNo pruning required, tidy after flowering if necessary
PropagationPropagate by seed in spring or by division from mid-spring to early summer
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free