North America Native Plant

Croomia

Botanical name: Croomia pauciflora

USDA symbol: CRPA9

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Croomia: A Rare Gem for the Conservation-Minded Gardener Meet croomia (Croomia pauciflora), one of the Southeast’s best-kept botanical secrets. This unassuming little perennial might not win any flashy flower contests, but for gardeners who appreciate rare native plants and want to support biodiversity, croomia offers something special: a chance to ...

Rare plant alert!

Region: Alabama

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Region: Alabama

Croomia: A Rare Gem for the Conservation-Minded Gardener

Meet croomia (Croomia pauciflora), one of the Southeast’s best-kept botanical secrets. This unassuming little perennial might not win any flashy flower contests, but for gardeners who appreciate rare native plants and want to support biodiversity, croomia offers something special: a chance to help preserve a vulnerable piece of our natural heritage right in your own backyard.

A True Southern Native

Croomia is proudly native to the southeastern United States, calling Alabama, Florida, Georgia, and Louisiana home. As a herbaceous perennial forb, this woodland dweller has been quietly growing in the understory of southern forests for countless generations. However, its populations are becoming increasingly rare, earning it a vulnerable conservation status that makes it a plant worth protecting.

Why Croomia Deserves Your Attention

Here’s the thing about croomia – it’s not going to stop traffic with showy blooms or dramatic foliage. Instead, this modest plant offers something more meaningful: authenticity. When you grow croomia, you’re cultivating a piece of the original southeastern ecosystem and supporting conservation efforts for a species that needs our help.

With its simple growth habit as a forb (think of it as a non-woody plant that dies back each year but returns from its roots), croomia fits perfectly into naturalized woodland settings where it can blend seamlessly with other native understory plants.

Important Conservation Note

Before you rush out to find croomia, here’s what you need to know: This plant has a global conservation status of S3, meaning it’s considered vulnerable throughout its range. In Alabama, it’s even rarer with an S2 status. If you’re interested in growing croomia, please only obtain plants from reputable native plant nurseries that ethically propagate their stock – never collect from wild populations.

Creating the Perfect Home for Croomia

Think of croomia as the quiet introvert of the plant world – it prefers the peaceful, shaded corners of the garden where it won’t be overwhelmed by aggressive neighbors. Here’s how to make your croomia happy:

  • Light: Partial to full shade (mimicking its natural forest floor habitat)
  • Soil: Moist, well-draining woodland soil rich in organic matter
  • Climate: Thrives in USDA hardiness zones 8-9, matching its native southeastern range
  • Companions: Plant alongside other native woodland species for an authentic ecosystem feel

Garden Design Ideas

Croomia works beautifully in:

  • Woodland gardens where you want to recreate natural forest understory conditions
  • Shade gardens that prioritize native plants over exotic alternatives
  • Rain gardens in shaded areas (though specific wetland preferences aren’t well documented)
  • Conservation gardens focused on preserving rare southeastern flora

The Reality Check

Let’s be honest – croomia isn’t for every gardener. If you’re looking for instant gratification, bold colors, or show-stopping specimens, this probably isn’t your plant. But if you’re passionate about native plants, interested in conservation, and appreciate the subtle beauty of authentic regional flora, croomia could be exactly what your garden needs.

The plant’s small stature and understated appearance make it perfect for gardeners who understand that sometimes the most important plants are the ones that work quietly behind the scenes to support local ecosystems.

Growing and Care Tips

Once established in the right conditions, croomia is relatively low-maintenance:

  • Water consistently to maintain soil moisture, especially during dry spells
  • Add organic mulch to retain moisture and suppress weeds
  • Avoid disturbing the root system once planted
  • Be patient – like many native woodland plants, croomia may take time to establish

A Plant with Purpose

Choosing to grow croomia is about more than just adding another plant to your collection – it’s about participating in conservation. Every responsibly grown croomia in a home garden represents a small victory for biodiversity and helps ensure that future generations will be able to appreciate this unique southeastern native.

So if you’re a gardener who values rarity over showiness and conservation over convention, croomia might just be the perfect addition to your woodland garden. Just remember: source responsibly, plant thoughtfully, and enjoy being part of this special plant’s conservation story.

Croomia

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Stemonaceae Caruel - Stemona family

Genus

Croomia Torr. - croomia

Species

Croomia pauciflora (Nutt.) Torr. - croomia

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