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Arrowgrass
Triglochin maritima
  
4 Nurseries Carry This Plant

About Arrowgrass (Triglochin maritima) 4 Nurseries Carry This Plant Triglochin maritima is a variety of arrowgrass found in brackish marshes, freshwater marshes, wet sandy beaches, fens, damp grassland and bogs. It has a circumboreal distribution, occurring throughout the northern Northern Hemisphere. In the British Isles it is common on the coast, but very rare inland. It is like marsh arrowgrass (Triglochin palustris) but has the following differences: it has stolons, is stouter. The leaves are fleshy and not furrowed above. It is not very aromatic. The raceme are more dense and like sea plantain. The flowers are fleshier. The fruits are oval, 4 mm long, 2 mm wide. It is like marsh arrowgrass (Triglochin palustris) but has the following differences: it has stolons, is stouter. The leaves are fleshy and not furrowed above. It is not very aromatic. The raceme are more dense and like sea plantain. The flowers are fleshier. The fruits are oval, 4 mm long, 2 mm wide. It varies in height from 8-30 inches (to 45 cm). It flowers in May to August; flowers are greenish, 3 petalled, edged with purple, 1/8 inch (2mm) across, in a long spike. Common names include seaside arrowgrass, common arrowgrass, sea arrowgrass and shore arrowgrass. It can be an annual or perennial. Triglochin concinna is often included in this species.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
0.7 - 2.5 ft tall

Flower Color
Flower Color
White, Green, Purple

Flowering Season
Flowering Season
Spring, Summer

Landscaping Information
Sun
Sun
Full Sun

Moisture
Moisture
Moderate - High

Nurseries
Nurseries
Carried by 4

Soil Drainage
Soil Drainage
Standing

Sunset Zones
Sunset Zones?
1*, 2*, 3*, 4*, 5*, 6*, 7*, 8*, 9*, 14*, 15*, 16*, 17*, 18*, 19*, 20*, 21*, 22*, 23*, 24*

Natural Setting
Site Type
Site Type
Salt marshes, alkaline meadows, seeps, mudflats, stream and lake Edges

Climate
Climate
Annual Precipitation: 4.2" - 74.8", Summer Precipitation: 0.17" - 2.59", Coldest Month: 20.3" - 56.6", Hottest Month: 50.3" - 84.2", Humidity: 0.03" - 37.80", Elevation: -325" - 9227"

Alternative Names
Common Names: Seaside Arrow-grass, Seaside Arrowgrass, Shore Arrowgrass


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Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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