Cyperus haspan

Cyperus haspan

Cyperus haspan or haspan flat sedge is native to Mexico. It is the miniature replica of Cyperus papyrus with a height of 60 cm.

It is an aquatic plant that can be placed in a pool at 5-10 cm depth, but it must be harvested in winter in areas where it freezes.

Grown in pots, it must be kept very moist.

Description:

Cyperus haspan is an herb of about 40-60 cm. The roots are fibrous, reddish. The rhizome is short, horizontal, with short internodes.

Stems are 1-2 mm in diameter, triangular in shape, hollow and smooth. The leaves appear at about half the length of the stem. Leaf sheath about 10 cm high and is generally reddish.

The leaves are straight, 15 cm long and 2-3 mm thick.

The inflorescence is a composite anthelodium up to 90 mm long. The seeds are very fine and numerous.

Usage:

Ornamental

Nomenclature:

Common names:

Haspan flat sedge, Indian sedge, sheated flat sedge

Synonyms:

Cyperus aphyllus, Cyperus cayennensis, Cyperus efoliatus, Cyperus haspan subsp. junciformis, Cyperus haspan subsp. juncoides, Cyperus haspan var. americanus, Cyperus haspan var. flaccidissimus, Cyperus haspan var. juncoides, Cyperus juncoides

Étymologie:

Cyperus: Latin for sedge
Haspan: local name in Sri Lanka for sedge

Origin:

Tropical and sub-tropical regions around the world



Hardiness:

USDA zone 9-11

Care:

Soil:

Fertile

Exposure:

Light, partial shade

Water:

May be planted under water or kept moist at all times in pot

Feed:

Heavy feeder. Fertilizer weekly during growing season with universal fertilizer.

Propagation:

Seed, division

Sowing instructions:

  • surface sow in a light and moist mixture
  • keep at 20-25 °C
  • germination: 1 week

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