North America Native Plant

Whisperingbells

Botanical name: Emmenanthe

USDA symbol: EMMEN

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Whisperingbells: A Charming Native Annual for Water-Wise Gardens If you’re looking for a delicate, low-maintenance native plant that adds subtle charm to your garden while supporting local wildlife, whisperingbells might just be your new favorite discovery. This enchanting little annual has earned its common name from the gentle rustling sound ...

Whisperingbells: A Charming Native Annual for Water-Wise Gardens

If you’re looking for a delicate, low-maintenance native plant that adds subtle charm to your garden while supporting local wildlife, whisperingbells might just be your new favorite discovery. This enchanting little annual has earned its common name from the gentle rustling sound its papery flowers make when caught by desert breezes.

What Are Whisperingbells?

Whisperingbells (Emmenanthe) is a native annual forb that belongs to the waterleaf family. As an herbaceous plant without woody tissue, it completes its entire life cycle in one growing season, making it a perfect choice for gardeners who enjoy seasonal variety in their landscapes.

This charming plant is native to the lower 48 states and thrives naturally across the southwestern United States. You’ll find whisperingbells growing wild in Arizona, California, Nevada, and Utah, where it has adapted beautifully to desert conditions.

Why Plant Whisperingbells in Your Garden?

There are several compelling reasons to consider adding whisperingbells to your landscape:

  • Native plant benefits: As a true native, whisperingbells supports local ecosystems and requires minimal resources once established
  • Water-wise gardening: Perfect for xeriscaping and drought-tolerant gardens
  • Pollinator support: Attracts native bees and other beneficial insects
  • Unique aesthetic: Offers delicate, bell-shaped pale yellow to cream flowers with interesting seed pods
  • Low maintenance: Thrives in poor soils where other plants struggle

Garden Design and Landscape Role

Whisperingbells works wonderfully in several garden settings. It’s particularly well-suited for desert gardens, naturalized areas, and rock gardens where its delicate texture creates beautiful contrast against bolder desert plants like cacti and agaves. The plant serves as an excellent ground cover and looks stunning when allowed to naturalize in drifts.

Consider using whisperingbells in xeriscapes, native plant gardens, or as part of a pollinator garden. Its subtle beauty makes it a perfect companion for other southwestern natives like desert marigold, fairy duster, and brittlebush.

Growing Conditions and Care

One of whisperingbells’ greatest assets is its adaptability to challenging growing conditions. Here’s what this resilient native needs to thrive:

  • Sunlight: Full sun exposure
  • Soil: Sandy, well-draining soil; actually prefers poor, rocky soils
  • Water: Low water requirements; drought-tolerant once established
  • USDA Zones: Hardy in zones 8-10
  • Spacing: Allow room for natural spreading and self-seeding

Planting and Care Tips

Growing whisperingbells successfully is surprisingly straightforward, especially if you resist the urge to pamper it too much:

  • Timing: Direct seed in fall for spring blooms
  • Soil preparation: Minimal soil amendment needed; avoid rich, organic soils
  • Watering: Water lightly during germination, then reduce frequency significantly
  • Fertilizing: No fertilization needed – this plant thrives in nutrient-poor conditions
  • Maintenance: Allow plants to self-seed for natural colonies

Wildlife and Pollinator Benefits

While whisperingbells might look delicate, it’s a valuable contributor to local ecosystems. The flowers attract small native bees and other pollinators, while the seeds provide food for birds and small mammals. By choosing this native annual, you’re creating habitat and food sources that have evolved alongside local wildlife for thousands of years.

Is Whisperingbells Right for Your Garden?

Whisperingbells is an excellent choice if you’re gardening in the southwestern United States and want to embrace water-wise, sustainable landscaping. It’s particularly perfect for gardeners who appreciate subtle beauty over flashy displays and who want to support native ecosystems.

However, if you’re gardening outside of zones 8-10 or in areas with heavy clay soil and high rainfall, whisperingbells might struggle. In such cases, consider researching native annuals that are better suited to your specific region’s conditions.

For those lucky enough to garden in whisperingbells’ native range, this charming annual offers an opportunity to connect with the natural heritage of your landscape while creating a beautiful, low-maintenance garden that truly belongs in its place.

Whisperingbells

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

Solanales

Family

Hydrophyllaceae R. Br. - Waterleaf family

Genus

Emmenanthe Benth. - whisperingbells

Species

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