Slender Arrowgrass
Triglochin maritima
- Native to:
- Afghanistan, Algeria, Argentina, Austria, Baltic States, Belarus, Belgium, Bolivia, Bulgaria, Canada, Chile, China, Czechia-Slovakia, Denmark, Finland, Føroyar, France, Germany, Hungary, Iceland, India, Iran, Ireland, Italy, Japan, Kazakhstan, Kirgizstan, Korea, Krym, Kuril Is., Labrador, Mexico, Nepal, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Pakistan, Poland, Portugal, Prince Edward I., Romania, Russia, Spain, Sweden, Tadzhikistan, Transcaucasus, Tunisia, Türkiye, Ukraine, United States
Krzysztof Ziarnek, Kenraiz,Carl Axel Magnus Lindman (en.wikipedia.org),Elke Freese,Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz,Gabe Schp (www.inaturalist.org),Krzysztof Ziarnek, Kenraiz,Robert Flogaus-Faust,Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz,Gabe Schp (www.inaturalist.org),Jon Mortin (www.inaturalist.org),Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz,Krzysztof Ziarnek, Kenraiz
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juncaginaceae
- Genus:
- Triglochin
- Species:
- Triglochin maritima
- USDA Symbol:
- TRCO19
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- green
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, shorebirds
- Salt Tolerant:
- Yes
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds germinate best in wet, saline conditions. Light may enhance germination.
The above propagation data sourced from Claude AI
Pre-treatment: Stratify seeds in a refrigerator for 17 days
Establishment: Seeds are collected between July 3rd and October 28th. Mature inflorescences are brown. Seed is less than 5 mm long and thread like. T. concinna is found in coastal salt marsh from British Columbia to Lower California.
Source: npn.rngr.net
ORGHPS Germination Guide: 5° night and 25° day