North America Native Plant

Streamside Bur Cucumber

Botanical name: Sicyos ampelophyllus

USDA symbol: SIAM

Life cycle: annual

Habit: vine

Native status: Native to the lower 48 states  

Streamside Bur Cucumber: A Native Southwestern Treasure for Your Garden If you’re looking to add authentic regional character to your southwestern garden, meet the streamside bur cucumber (Sicyos ampelophyllus). This charming native annual might not have the flashiest name, but it brings genuine local heritage and ecological value to naturalized ...

Streamside Bur Cucumber: A Native Southwestern Treasure for Your Garden

If you’re looking to add authentic regional character to your southwestern garden, meet the streamside bur cucumber (Sicyos ampelophyllus). This charming native annual might not have the flashiest name, but it brings genuine local heritage and ecological value to naturalized landscapes across Arizona, New Mexico, and Texas.

What Makes Streamside Bur Cucumber Special?

As its common name suggests, this native plant has a natural affinity for moist areas and streamside environments. Belonging to the cucumber family (Cucurbitaceae), it shares DNA with your garden cucumbers and melons, but this wild cousin has adapted specifically to thrive in the unique conditions of the American Southwest.

This annual forb grows as a herbaceous plant, meaning it lacks the woody stems of shrubs and trees. Instead, it puts all its energy into rapid seasonal growth, completing its entire life cycle within a single growing season.

Where Does It Call Home?

Streamside bur cucumber is proudly native to three southwestern states: Arizona, New Mexico, and Texas. This regional distribution makes it a perfect choice for gardeners wanting to celebrate their local plant heritage and support native ecosystems.

Garden Appeal and Landscape Role

While streamside bur cucumber may not win any beauty contests against showy ornamentals, it offers subtle charm that fits perfectly in naturalized gardens. As a member of the cucumber family, you can expect small, delicate flowers and interesting bur-like fruits that add textural interest to the landscape.

This plant works wonderfully in:

  • Native plant gardens
  • Wildflower meadows
  • Naturalized landscape areas
  • Rain gardens and moist garden zones
  • Wildlife habitat gardens

Growing Conditions and Care

True to its streamside name, this native annual appreciates consistent moisture and likely thrives in areas with good water access. Based on its native range, streamside bur cucumber should perform well in USDA hardiness zones 7-10, making it suitable for most of the Southwest.

As an annual plant, streamside bur cucumber completes its entire life cycle in one growing season, meaning you’ll need to replant from seed each year or allow it to self-seed naturally in your garden.

Benefits for Wildlife and Pollinators

Native plants like streamside bur cucumber have co-evolved with local wildlife over thousands of years. While specific pollinator relationships aren’t well-documented for this species, members of the cucumber family typically attract various small pollinators with their modest but numerous flowers.

Should You Plant Streamside Bur Cucumber?

If you’re gardening in Arizona, New Mexico, or Texas and want to support native plant communities, streamside bur cucumber could be an excellent addition to your landscape. It’s particularly appealing if you:

  • Have a naturalized or native plant garden
  • Want to support local ecosystems
  • Have consistently moist areas in your landscape
  • Appreciate subtle, natural beauty over flashy ornamentals
  • Enjoy annual plants that provide seasonal interest

The Bottom Line

Streamside bur cucumber represents the quiet beauty of native southwestern flora. While it may not stop traffic with bold blooms, it offers authentic regional character and ecological value that many gardeners find deeply satisfying. For those passionate about native plants and supporting local ecosystems, this modest annual deserves consideration in naturalized garden settings.

Remember, choosing native plants like streamside bur cucumber helps preserve regional plant heritage while creating gardens that truly belong in their landscape. Sometimes the most meaningful garden additions are the ones that have always called your region home.

Streamside Bur Cucumber

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

Violales

Family

Cucurbitaceae Juss. - Cucumber family

Genus

Sicyos L. - bur cucumber

Species

Sicyos ampelophyllus Wooton & Standl. - streamside bur cucumber

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