Native Plants

Cypress Panicgrass

Dichanthelium dichotomum var. tenue

USDA symbol: DIDIT

perennial grass

Lower 48 states: native

Meet cypress panicgrass (Dichanthelium dichotomum var. tenue), a quietly charming native grass that deserves more attention from gardeners who love supporting local ecosystems. While it might not be the showiest plant in your garden, this unassuming perennial grass has some pretty special qualities that make it worth considering—especially if you’re ...

Cypress Panicgrass may be listed as rare in your area.
New Jersey

Status: Highlands Listed, SH | Possibly extinct: Known only from historical occurrences but still some hope of rediscovery.

Cypress Panicgrass: A Rare Native Gem Worth Knowing

Meet cypress panicgrass (Dichanthelium dichotomum var. tenue), a quietly charming native grass that deserves more attention from gardeners who love supporting local ecosystems. While it might not be the showiest plant in your garden, this unassuming perennial grass has some pretty special qualities that make it worth considering—especially if you’re passionate about growing rare native species.

What Makes Cypress Panicgrass Special?

Cypress panicgrass is a true American native, naturally occurring across 15 southeastern states including Alabama, Arkansas, Delaware, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, New Jersey, North Carolina, South Carolina, Tennessee, Texas, and Virginia. As a member of the grass family, it brings that lovely, naturalistic texture that only native grasses can provide to your landscape.

  • Species observed
  • No observations

What really sets this plant apart is its conservation status. In New Jersey, cypress panicgrass is considered rare with a Highlands Listed, SH designation. This means you’re not just growing a pretty grass—you’re helping preserve a piece of our natural heritage.

Why Grow Cypress Panicgrass?

If you’re drawn to native gardening and love the idea of growing something truly special, cypress panicgrass offers several compelling reasons to find a spot for it in your landscape:

  • Conservation value: Growing rare native species helps support local biodiversity
  • Low maintenance: As a native perennial, it’s adapted to local conditions once established
  • Authentic natural look: Perfect for naturalized areas and native plant gardens
  • Year-round interest: Provides structure and texture through multiple seasons

Important Considerations Before Planting

Here’s the thing about growing rare plants—you need to be extra thoughtful about where your plants come from. Since cypress panicgrass has rare status in some areas, only purchase plants or seeds from reputable native plant nurseries that can verify their stock is ethically sourced. Never collect plants from wild populations, as this can harm already vulnerable native communities.

Growing Cypress Panicgrass Successfully

While specific growing information for this particular variety is limited, we can make educated recommendations based on its native range and grass family characteristics:

Ideal Growing Conditions

  • Climate zones: Likely thrives in USDA zones 6-9 based on its natural distribution
  • Light requirements: Probably adaptable to various light conditions, from partial shade to full sun
  • Soil preferences: As with many native grasses, likely adaptable to different soil types
  • Water needs: Once established, should be fairly drought tolerant

Planting and Care Tips

  • Start with plants from reputable native nurseries rather than attempting to grow from seed
  • Plant in spring or early fall for best establishment
  • Water regularly during the first growing season to help roots establish
  • Once established, minimal care should be needed
  • Consider leaving seed heads for winter interest and potential wildlife value

Garden Design Ideas

Cypress panicgrass works beautifully in several landscape scenarios:

  • Native plant gardens: Perfect for authentic regional plant communities
  • Naturalized areas: Great for meadow-style plantings and rain gardens
  • Ground cover: Can provide textural interest as a naturalistic ground cover
  • Conservation plantings: Ideal for habitat restoration projects

The Bottom Line

Cypress panicgrass might not be the flashiest plant you’ll ever grow, but it offers something more valuable—a chance to support native plant conservation while adding authentic regional character to your landscape. If you can source it responsibly and have space for a naturalistic native grass, this rare beauty could be a wonderful addition to your garden.

Just remember: with great rarity comes great responsibility. Make sure you’re supporting conservation efforts by purchasing only from ethical sources, and consider yourself a steward of this special native species.

Dichanthelium dichotomum var. tenue is also known as...

Often we refer to plants by their common names. When shopping for plants the scientific name is the best way to positively identify the plant species you desire. But some plants have more than one name! While it doesn't happen often, nurseries might display one name while you're searching for another. Dichanthelium dichotomum var. tenue is also known as:

Dichanthelium ensifolium Gould var. unciphyllum Hansen & | USDA symbol: DIENU
Panicum albomarginatum | USDA symbol: PAAL18
Panicum concinnius & | USDA symbol: PACO23
Panicum dichotomum var. tenue | USDA symbol: PADIT
Panicum dichotomum var. unciphyllum Wipff & | USDA symbol: PADIU
Panicum tenue | USDA symbol: PATE17
Panicum trifolium | USDA symbol: PATR8

Why do some plants have more than one name? Over time plant species may be renamed for a few reasons:

  1. Botanists in different regions named the same plant without knowing it had already been classified.
  2. A species was reclassified after scientific advances in, for example, DNA analysis.
  3. Slight variations within a species are sometimes mistakenly identified as entirely new species.

Classification

Group: Monocot
Kingdom: Plantae - Plants
Subkingdom: Tracheobionta - Vascular plants
Superdivision: Spermatophyta - Seed plants
Division: Magnoliophyta - Flowering plants
Class: Liliopsida - Monocotyledons
Subclass: Commelinidae
Order: Cyperales
Family: Poaceae Barnhart - Grass family
Genus: Dichanthelium (Hitchc. & Chase) Gould - rosette grass

Species: Dichanthelium dichotomum (L.) Gould - cypress panicgrass

Variety: Dichanthelium dichotomum (L.) Gould var. tenue (Muhl.) Gould & C.A. Clark - cypress panicgrass

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