Torrey's rush
Juncus torreyi · Aquatic plants
Flowers or seeds · Photo: Nic Tippery / CC BY
Also called Torrey rush
How to identify Torrey's rush
- Stout round leaves with joints (cross walls)
- Large spiky balls of flowers 1/2 to 3/4 inch wide
- Stems 1 to 3 feet
- Rhizomes with tuber like swellings
Similar plants
Knotted rush is smaller with smaller heads.
Growth profile
| Growing season | Grows from late spring, flowers July to September and dies back in fall. |
|---|---|
| Starts growing | About 50 to 55 F soil |
| Light | Needs full sun |
| Depth | Moist shoreline to about 6 inches of water |
| How it spreads | Rhizomes and seeds |
| Habitat | Pond edges, ditches, sandy shores and wet alkaline ground. |
Why it matters in a lake
Pioneer of disturbed wet ground and new pond shores.
Where it is found
- Idaho: Occasional
- Oregon: Occasional
- Wyoming: Occasional
Classification
| Kingdom | Plantae |
|---|---|
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Poales |
| Family | Juncaceae |
| Scientific name | Juncus torreyi |
Broadleaf cattail
Hardstem bulrush
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Purple loosestrife
Soft rush
Yellow flag iris
Broadleaf arrowhead
Western water hemlock
Beaked sedge
Baltic rushNeed a hand?
Is it taking over your lake?
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Idaho / Wyoming (208) 501-4531Oregon (541) 280-0596