Cyperus alternifolius (Umbrella papyrus)

Cultivation

In frost-free areas, plant in moist soil or in pool margins up to a depth of 30cm. When growing in a pool, plant in a basket as it may be invasive. Under glass, grow in loam-based compost in bright, filtered light. In growth, water freely, maintain high humidity, & feed monthly.

Suggested uses

Waterside, Bog garden, Aquatic

UK hardiness

H1c

USDA zones

Zone 9, Zone 10, Zone 11

Sunset zone

8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2

WUCOLS

North-Central Coastal = High
Central Valley = High
South Coastal = High
South Inland = High
High and Intermediate Desert = High
Low Desert = High

Foliage

Evergreen

Habit

Erect, Clump-forming, Dense

Drought tolerant

No

Flood tolerant

Yes

Toxicity

Not toxic