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California Gray Rush

California Gray Rush

JUNCUS patens

Direct from greenhouse
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Ships as 4"
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Common Name(s)
Blue or Gray Rush, California Gray Rush
Sunlight
Full Sun (6+ hrs) or Partial Sun / Shade (3-6 hrs)
Perennial Zones
4, 5, 6, 7, 8, 9
Watering
Let dry
Max Height
1'–2'
Max Spread
18"-24"
Special Features
California Native
Garden Design Role
Architectural
Bloom Season
Spring
Lifespan
Perennial
Growing Habit
Clumping
Drought Resistance
Moderate drought resistance
Bloom Color
Yellow
Foliage Color
Green
Stem Color
Green, Purple/Black, Silver
Genus
Juncus
Family
Juncaceae
Ship Size
4"

California Gray Rush grows as a fountain of slim blue-gray stems, upright at the center and gently arching at the rim, and it looks like that in every month of the year. Juncus patens arrives as a live 4-inch plant.

It is the answer to wet ground — rain gardens, pond margins, swales, the low corner that never quite drains. As a California native it also earns its place in habitat planting and in spare, modern gravel schemes, where those vertical lines cut cleanly against mounding shapes. It will anchor a large container too, provided the mix stays moist. No flowers needed; the structure is the point.

Fun fact: rushes are not grasses, and the old field mnemonic still sorts them out: sedges have edges, rushes are round, grasses have nodes from the ground up.

  • Sunlight: Full Sun (6+ hrs) or Partial Sun / Shade (3-6 hrs)
  • Water: Keep moist
  • Mature Size: 1'–2' tall × 18"-24" wide
  • Lifespan: Perennial
  • Hardiness Zones: 6–10
  • Special: California Native

Healthy arrival guaranteed — free replacement if it travels badly.

California Gray Rush