Papyrus

Aquatic perennial

Cyperus papyrus

Papyrus

Also known as: Egyptian paper reed, Paper plant

A statuesque aquatic sedge with tall triangular stems topped by airy, firework-like umbels.

  • Full sun, Partial shade
  • 2–4 m (7–13 ft)
  • 0.8–1.5 m (3–5 ft)
  • H1c · Zone 9
  • July–September
  • Evergreen

Overview

This tender rhizomatous perennial brings strong vertical structure to pond margins, bog gardens and large water containers. It grows rapidly in warmth when its roots remain continuously wet.

At a Glance

Sun Full sun, Partial shade
Height 2–4 m (7–13 ft)
Spread 0.8–1.5 m (3–5 ft)
Hardiness H1c · Zone 9
Flowers July–September
Soil Clay, Loam
Moisture Wet
Habit Clump forming, Upright
Water High
Maintenance Moderate

Growing Conditions

Min. Temperature 5°C (41°F)
pH Range 5.5–8
Fertility Fertile

Aspect Suitability

  • East-facing
  • South-facing
  • West-facing

Site Tolerance

  • Wet soil

Soil Tolerance

  • Clay
  • Loam
  • Acid
  • Neutral pH
  • Alkaline

Foliage

Persistence Evergreen
Colour Green
Leaf shape / texture Linear|Grass-like
  • Architectural foliage

Foliage interest: 12 months of the year

Seasonal Timeline

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Flowering
Foliage
Fruiting
Propagate
  • Flowering Jul Aug Sep
  • Foliage 12 months of the year
  • Fruiting Aug Sep Oct
  • Propagate Mar Apr May

Maintenance Calendar

  • Mar Divide crowded clumps and repot into rich soil
  • May Move outside after frost and stand in shallow water
  • Jul Keep the root ball continuously wet
  • Sep Bring into a bright frost-free place before temperatures fall

Garden Design

Works well in: Bog, Container, Contemporary, Pondside, Specimen

Use in a watertight container or pond basket; its fine umbels contrast well with broad-leaved plants.

Companion planting: Cannas, Colocasias, Iris, Lobelias

Wildlife Value

  • Birds
  • Shelter