North America Native Plant

Narrowleaf Rhombopod

Botanical name: Cleomella angustifolia

USDA symbol: CLAN

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Narrowleaf Rhombopod: A Delicate Native Wildflower for Prairie Gardens Meet the narrowleaf rhombopod (Cleomella angustifolia), a charming little native annual that might not win any beauty contests but certainly deserves a spot in your prairie garden. This unassuming wildflower brings a delicate touch to naturalized landscapes while supporting local pollinators ...

Narrowleaf Rhombopod: A Delicate Native Wildflower for Prairie Gardens

Meet the narrowleaf rhombopod (Cleomella angustifolia), a charming little native annual that might not win any beauty contests but certainly deserves a spot in your prairie garden. This unassuming wildflower brings a delicate touch to naturalized landscapes while supporting local pollinators and requiring virtually no maintenance once established.

What Makes Narrowleaf Rhombopod Special?

Don’t let the somewhat tongue-twisting name fool you – narrowleaf rhombopod is actually quite straightforward to grow and appreciate. As a native forb (that’s gardener-speak for a non-woody flowering plant), this annual herb produces small clusters of white to pale pink flowers that dance above narrow, linear leaves. While it may appear sparse compared to showier garden favorites, its understated elegance fits perfectly into natural garden settings.

Being an annual means this plant completes its entire life cycle in one growing season, but don’t worry – it’s quite good at reseeding itself when happy in its location.

Where Does It Call Home?

Narrowleaf rhombopod is a true American native, naturally found across the Great Plains and into the Southwest. Its native range includes Colorado, Kansas, Nebraska, Oklahoma, and Texas, where it has adapted to the sometimes harsh conditions of prairie and plains environments.

Why Grow Narrowleaf Rhombopod?

Here are some compelling reasons to consider adding this native gem to your landscape:

  • Native credentials: As a true native species, it supports local ecosystems and wildlife
  • Pollinator magnet: Small native bees, flies, and other tiny pollinators love its modest flowers
  • Drought tolerance: Once established, it handles dry conditions like a champ
  • Low maintenance: Perfect for gardeners who prefer a hands-off approach
  • Adaptable: With its facultative wetland status, it can handle both wet and dry sites
  • Self-seeding: Will naturalize in suitable conditions without becoming weedy

Perfect Garden Settings

Narrowleaf rhombopod shines in specific garden styles where its natural character is appreciated:

  • Prairie and meadow gardens
  • Naturalized landscapes
  • Xeriscaping projects
  • Native plant gardens
  • Wildflower mixes for large areas
  • Restoration projects

It’s particularly valuable for filling gaps in wildflower plantings and adding texture to prairie reconstructions.

Growing Conditions and Care

One of the best things about narrowleaf rhombopod is how easy it is to please:

Sunlight: Thrives in full sun conditions, which matches its prairie origins perfectly.

Soil: Prefers well-drained soils and actually performs better in sandy or rocky conditions than in rich, heavy soils. It’s quite tolerant of poor soils that would challenge other plants.

Water: Drought tolerant once established, making it ideal for water-wise gardening. Its facultative wetland status means it can also handle occasional wet periods.

Climate: Suitable for USDA hardiness zones 4-9, covering most of the continental United States.

Planting and Care Tips

Getting narrowleaf rhombopod established in your garden is refreshingly simple:

Planting: Direct sow seeds in fall or early spring. The seeds need a period of cold stratification, so fall planting often works best as winter naturally provides this treatment.

Spacing: Since it’s a relatively small plant, you can sow seeds fairly densely and let nature sort out the final spacing.

Maintenance: Here’s the best part – once established, narrowleaf rhombopod requires virtually no care. No fertilizing, minimal watering (except in extreme drought), and no deadheading necessary.

Propagation: Allow plants to set seed naturally if you want them to return next year. The plant is quite good at self-seeding in suitable conditions.

Supporting Wildlife

While narrowleaf rhombopod may look modest, it punches above its weight when it comes to supporting local wildlife. The small flowers attract various native pollinators, particularly small native bees and beneficial flies that are often overlooked in garden planning. By including this native species in your landscape, you’re contributing to local biodiversity and supporting the intricate web of native species relationships that have developed over thousands of years.

Is Narrowleaf Rhombopod Right for Your Garden?

Consider narrowleaf rhombopod if you’re looking to create a naturalized landscape, support native pollinators, or establish a low-maintenance prairie garden. It’s perfect for gardeners who appreciate subtle beauty over flashy displays and want to work with nature rather than against it.

However, if you prefer formal gardens with consistent, showy blooms, this might not be your ideal choice. Its natural, somewhat sparse appearance fits best in informal, naturalized settings.

For those interested in native gardening and ecological stewardship, narrowleaf rhombopod offers an authentic piece of American prairie heritage that’s surprisingly easy to grow and genuinely beneficial to local ecosystems. Sometimes the most valuable plants are the ones that don’t demand attention but quietly do their important work supporting the natural world around us.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Atlantic and Gulf Coastal Plain

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Eastern Mountains and Piedmont

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Great Plains

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Midwest

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Western Mountains, Valleys, and Coast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Narrowleaf Rhombopod

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Capparales

Family

Capparaceae Juss. - Caper family

Genus

Cleomella DC. - stinkweed

Species

Cleomella angustifolia Torr. - narrowleaf rhombopod

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