Triglochin palustris

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Triglochin palustris
Light:Full Sun
Moisture:Hydric
Hardiness:5
Soil pH:5.6-8.4
Height:2'
Blooms:Early Summer-Late Summer
Native to:
Edible Rating:PFAF Edibility RatingPFAF Edibility Rating
Tea:Yes
Poisonous

Triglochin palustris (common name: marsh arrow grass)

Propagation: Seed - we have no information for this species but suggest sowing the seed in a cold frame as soon as it is ripe if this is possible. Stand the pots in about 2cm of water. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer.

Division in spring[1]. Larger divisions can be planted out direct into their permanent positions. We have found that it is best to pot up smaller divisions and grow them on in light shade in a greenhouse or cold frame until they are growing away well. Plant them out in the summer or the following spring.

Cultivation: Succeeds in shallow water or a bog garden[1]. This plant does not seem to require high salt levels for its survival[1].

Range: Europe, including Britain, from the Arctic south and east to N. Africa, northern Asia. N. America.

Habitat: Marshes, usually amongst tall grass[2].

Edibility: The white base of the leaf stem can be eaten raw or cooked[3]. An unpleasant odour is produced in the cooking process but the flavour of the stems is sweet[3]. The green parts of the plant should not be eaten since they can contain a toxin. See notes at top of the page.

Seed - parched and ground into a powder[3].

The roasted seed is a coffee substitute[3].

Pollinators: Wind

Soil: Can grow in light, medium, and heavy soils.

Flower Type: Hermaphrodite

Known Hazards: The green leaves of plants can contain a toxic cyanogenic glycoside, it is especially present during and just after a drought and is particularly toxic to ruminants[3]. Plants growing in Britain are usually perfectly safe, this is probably due to the cl

Links

References

  1. 1.0 1.1 1.2 Huxley, Anthony. The New Royal Horticultural Society Dictionary of Gardening. MacMillan Press, 1992.
  2. Clapham, Arthur and Tom Tootin, Edmund Warburg. Flora of the British Isles. Cambridge University Press, 1962.
  3. 3.0 3.1 3.2 3.3 3.4 Schofield, Janice. Discovering Wild Plants.