North America Native Plant

Inland Rush

Botanical name: Juncus interior var. interior

USDA symbol: JUINI

Life cycle: perennial

Habit: grass

Native status: Native to Canada âš˜ Native to the lower 48 states  

Inland Rush: A Humble Native Grass for Wet Spots in Your Garden If you’ve got a soggy spot in your yard that makes you scratch your head wondering what to plant, let me introduce you to a quiet champion of wet places: the inland rush (Juncus interior var. interior). This ...

Rare plant alert!

Region: Alabama

Status: SH: Status is uncertain but is somewhere between the following rankings: Possibly Extinct: Known only from historical occurrences. Still some hope of rediscovery ⚘

Inland Rush: A Humble Native Grass for Wet Spots in Your Garden

If you’ve got a soggy spot in your yard that makes you scratch your head wondering what to plant, let me introduce you to a quiet champion of wet places: the inland rush (Juncus interior var. interior). This unassuming native perennial might not win any beauty contests, but it’s exactly what your rain garden or pond edge has been waiting for.

What is Inland Rush?

Inland rush belongs to the rush family (Juncaceae), making it a grass-like plant that’s actually more closely related to sedges than true grasses. Think of it as nature’s practical solution for those tricky wet areas where other plants throw in the towel. This perennial has slender, upright stems that form neat clumps, topped with small, brownish flower clusters that won’t steal the show but get the job done.

Where Does It Call Home?

This adaptable native has quite the impressive range across North America. You’ll find inland rush growing naturally from British Columbia and Saskatchewan down to Arizona and Texas, and from coast to coast across the northern United States. It’s native to both Canada and the lower 48 states, making it a true continental native.

Specifically, inland rush grows in these states and provinces: British Columbia, Manitoba, Ontario, Saskatchewan, Arizona, Arkansas, Colorado, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Mexico, North Carolina, North Dakota, Ohio, Oklahoma, South Dakota, Tennessee, Texas, Utah, Virginia, Wisconsin, and Wyoming.

A Word About Rarity

Here’s something important to note: in Alabama, inland rush has a rarity status of SH (historically known), meaning it was once found there but hasn’t been documented recently. If you’re gardening in Alabama and want to grow this plant, please make sure you source it responsibly from reputable native plant nurseries rather than collecting from wild populations.

Why Choose Inland Rush for Your Garden?

Let’s be honest – inland rush isn’t going to make your neighbors gasp with envy. But here’s why you might want to give this humble plant some garden real estate:

  • Problem solver extraordinaire: Got a wet, boggy area where nothing else thrives? Inland rush lives for these conditions.
  • Erosion fighter: Its root system helps stabilize soil along water features and slopes.
  • Low maintenance: Once established, it pretty much takes care of itself.
  • Native credentials: Supporting local ecosystems while solving landscaping challenges.
  • Naturalistic appeal: Perfect for creating that prairie wetland look in rain gardens and bioswales.

Where to Use Inland Rush in Your Landscape

This isn’t a plant for your formal front border, but it shines in these settings:

  • Rain gardens and bioswales
  • Pond and water feature edges
  • Naturalized wetland areas
  • Areas with seasonal flooding
  • Prairie-style plantings in moist areas

Growing Conditions and Care

Inland rush is refreshingly uncomplicated when it comes to growing requirements:

Light: Full sun to partial shade – it’s pretty flexible about lighting conditions.

Soil: Moist to wet soils are ideal. This plant actually prefers what most gardeners would consider too wet conditions.

Hardiness: Tough as nails across USDA zones 3-9, handling both cold winters and hot summers.

Water: Consistent moisture is key. It can handle seasonal flooding and won’t complain about sitting in water.

Planting and Care Tips

Getting inland rush established is straightforward:

  • Timing: Plant in spring or early fall when soil moisture is naturally higher.
  • Spacing: Allow 12-18 inches between plants if you want them to eventually form a colony.
  • Establishment: Keep consistently moist (shouldn’t be hard given where you’re planting it!).
  • Maintenance: Minimal once established. You can cut back old growth in late winter if desired.
  • Fertilizer: Skip it – this plant prefers lean conditions.

Wildlife and Ecological Benefits

While inland rush is wind-pollinated and doesn’t attract butterflies like flashier native plants, it still contributes to the ecosystem. The dense clumps provide cover for small wildlife, and the seeds may be eaten by waterfowl and other birds that frequent wet areas.

The Bottom Line

Inland rush won’t win garden design awards, but it’s exactly the kind of unsung hero that makes naturalistic, sustainable landscaping possible. If you’re dealing with wet, challenging areas and want a low-maintenance native solution, this humble rush deserves serious consideration. It’s the botanical equivalent of a reliable friend – not flashy, but always there when you need it most.

Just remember to source your plants responsibly, especially if you’re in areas where it’s historically rare. Your soggy spots (and local ecosystem) will thank you for choosing this practical native over exotic alternatives that might struggle in wet conditions.

Inland Rush

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Juncales

Family

Juncaceae Juss. - Rush family

Genus

Juncus L. - rush

Species

Juncus interior Wiegand - inland rush

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA