Blue Arrows Rush
Overview: A rush grown for its stiffly upright, blue-gray stems.
Mature size: Approximately 1.5–2.5 ft. tall and wide, spreading in clumps.
Sun exposure: Full sun to partial shade
Flowering season: Late summer, with inconspicuous yellow-green to brown flower clusters
Hardiness: USDA Zones 4–9
Water needs: High; a wetland native that tolerates standing water up to a few inches deep, but also adapts to average garden soil
Special features: Leafless, upright, cylindrical green stems rather than blades give this rush its distinctive look; excellent at a pond edge, in a rain garden, or in a container water feature; provides food and habitat for birds and amphibians
Wildlife value: Cover and habitat for birds and amphibians
Botanical name: Juncus inflexus 'Blue Arrows'
Category: Grasses