North America Native Plant

Oblongleaf Snakeherb

Botanical name: Dyschoriste oblongifolia

USDA symbol: DYOB

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Ruellia oblongifolia Michx. (RUOB5)   

Oblongleaf Snakeherb: A Hidden Gem for Southeastern Native Gardens If you’re looking to add a touch of understated elegance to your native plant garden, meet oblongleaf snakeherb (Dyschoriste oblongifolia) – a charming little perennial that’s been quietly beautifying the Southeast for ages. This herbaceous wildflower might not be the showiest ...

Rare plant alert!

Region: Alabama

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Oblongleaf Snakeherb: A Hidden Gem for Southeastern Native Gardens

If you’re looking to add a touch of understated elegance to your native plant garden, meet oblongleaf snakeherb (Dyschoriste oblongifolia) – a charming little perennial that’s been quietly beautifying the Southeast for ages. This herbaceous wildflower might not be the showiest plant in the garden center, but it’s got character and ecological value that make it worth considering for the right garden space.

What Makes Oblongleaf Snakeherb Special?

Oblongleaf snakeherb is a true southeastern native, calling Alabama, Florida, Georgia, Louisiana, and South Carolina home. As a perennial forb (that’s garden-speak for a non-woody flowering plant), it forms low clumps of oblong leaves topped with delicate purple tubular flowers that seem to dance in the slightest breeze.

This plant grows naturally across the southeastern United States, thriving in the region’s unique climate and soil conditions. Its native status means it’s perfectly adapted to local weather patterns and supports the intricate web of native wildlife that calls this region home.

A Word of Caution: Rarity Matters

Here’s something important to know before you start hunting for seeds: oblongleaf snakeherb has a rarity status of S1 in Alabama, meaning it’s critically imperiled in that state. This doesn’t mean you shouldn’t grow it – quite the opposite! Growing native plants like this one can actually help conservation efforts. However, it does mean you should be extra careful about sourcing your plants or seeds responsibly.

Always purchase from reputable native plant nurseries that propagate their stock rather than wild-collecting. Never dig plants from the wild, and if you’re lucky enough to have this species growing naturally on your property, treasure it and let it spread naturally.

Garden Design and Landscape Role

Oblongleaf snakeherb shines in naturalistic garden settings where it can spread and create informal drifts. Think woodland edges, native plant gardens, or anywhere you want to create that found in the wild aesthetic. It’s not the plant for formal borders or manicured landscapes, but it’s perfect for gardeners who appreciate subtle beauty and ecological function over flashy displays.

This low-growing perennial works wonderfully as:

  • Groundcover in partially shaded areas
  • An understory plant in woodland gardens
  • Part of a native wildflower meadow
  • A naturalized planting along fence lines or property edges

Growing Conditions and Care

The good news is that oblongleaf snakeherb isn’t particularly fussy once you understand its preferences. This southeastern native thrives in USDA hardiness zones 8-10, making it suitable for most of its natural range.

Light: Partial shade to full sun (morning sun with afternoon shade is ideal in hotter climates)

Soil: Moist to moderately dry, well-draining soil

Water: Regular moisture during establishment, then quite drought tolerant

Maintenance: Refreshingly low-maintenance once established

Planting and Care Tips

Getting oblongleaf snakeherb established is straightforward if you follow a few basic guidelines:

  • Plant in spring after the last frost date
  • Water regularly during the first growing season to help establish roots
  • Mulch lightly to retain moisture and suppress weeds
  • Allow the plant to spread naturally – it’s a slow spreader, so no worries about it taking over
  • Cut back old foliage in late winter if desired, though it’s not necessary

Wildlife and Pollinator Benefits

Here’s where oblongleaf snakeherb really earns its keep in the garden. Those small purple flowers are magnets for butterflies and other small pollinators. While the blooms might look modest to us, they’re perfectly sized for the smaller native bees and beneficial insects that are often overlooked in garden planning.

By choosing native plants like oblongleaf snakeherb, you’re supporting the complex relationships between plants and wildlife that have evolved over thousands of years. It’s like rolling out the welcome mat for local biodiversity.

The Bottom Line

Oblongleaf snakeherb might not win any flashiness awards, but it’s exactly the kind of plant that makes a native garden feel authentic and ecologically connected. If you’re drawn to subtle beauty, appreciate low-maintenance plants, and want to support local wildlife, this southeastern native deserves a spot in your garden.

Just remember to source it responsibly, give it the growing conditions it prefers, and then step back and let it work its quiet magic. Sometimes the best garden plants are the ones that whisper rather than shout.

Oblongleaf Snakeherb

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Scrophulariales

Family

Acanthaceae Juss. - Acanthus family

Genus

Dyschoriste Nees - snakeherb

Species

Dyschoriste oblongifolia (Michx.) Kuntze - oblongleaf snakeherb

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