North America Native Plant

Spirea

Botanical name: Spiraea ×billiardii

USDA symbol: SPBI2

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Billiard’s Spirea: A Charming Hybrid Shrub for Your Garden If you’re looking for a low-maintenance shrub that brings both beauty and wildlife value to your garden, Billiard’s spirea (Spiraea ×billiardii) might just be the perfect addition. This delightful hybrid combines the best traits of its North American parent species to ...

Billiard’s Spirea: A Charming Hybrid Shrub for Your Garden

If you’re looking for a low-maintenance shrub that brings both beauty and wildlife value to your garden, Billiard’s spirea (Spiraea ×billiardii) might just be the perfect addition. This delightful hybrid combines the best traits of its North American parent species to create a versatile garden performer that’s both attractive and easy to grow.

What Is Billiard’s Spirea?

Billiard’s spirea is a hybrid cross between two native North American spireas, creating a perennial, multi-stemmed woody shrub that typically grows 4 to 5 meters (13 to 16 feet) in height. Like most shrubs, it develops several stems from near the ground level, though under certain conditions it can grow taller or develop a more single-stemmed appearance.

While not technically a native species since it’s a hybrid, its parent plants are native to North America, giving it many of the beneficial characteristics that native plant enthusiasts appreciate.

Where Does It Grow?

You’ll find Billiard’s spirea thriving across several states in the eastern United States, including Arkansas, Maryland, New Jersey, New York, Pennsylvania, and Virginia. Its adaptability across this range speaks to its resilience and versatility as a garden plant.

Garden Appeal and Design Role

What makes Billiard’s spirea special in the garden? Its charming pink to rose-colored flower clusters appear in summer, creating a soft, romantic display that works beautifully in cottage gardens, wildlife-friendly landscapes, and naturalized areas. The flowers aren’t just pretty to look at – they’re also magnets for butterflies and bees, making this shrub a valuable addition to any pollinator garden.

In landscape design, this spirea works wonderfully as:

  • A border shrub to define garden spaces
  • Part of a mixed shrub planting for year-round interest
  • A naturalized planting in larger landscapes
  • A wildlife garden centerpiece

Growing Conditions and Care

One of the best things about Billiard’s spirea is how forgiving it is once established. This adaptable shrub prefers moist, well-drained soils and performs best in full sun to partial shade conditions. While it appreciates consistent moisture, it’s not overly fussy about soil types.

Based on its geographic range and parent species, this spirea likely thrives in USDA hardiness zones 3-8, making it suitable for a wide range of climates across the United States.

Planting and Care Tips

Getting your Billiard’s spirea off to a good start is straightforward:

  • Planting: Choose a location with good drainage and adequate space for the shrub to reach its mature size
  • Watering: Water regularly during the first growing season to establish roots, then water during dry spells
  • Maintenance: This is a low-maintenance plant once established – minimal pruning needed
  • Timing: Plant in spring or fall for best establishment

Should You Plant Billiard’s Spirea?

If you’re looking for a reliable, attractive shrub that supports local wildlife while adding beautiful summer blooms to your garden, Billiard’s spirea is definitely worth considering. Its hybrid vigor often means good disease resistance and adaptability, while its North American parentage ensures it fits well into native-friendly garden designs.

For gardeners who prefer strictly native species, consider looking into the parent plants or other native spirea species that might be indigenous to your specific region. However, if you appreciate the unique characteristics that thoughtful hybridization can provide, Billiard’s spirea offers an excellent balance of beauty, wildlife value, and garden performance.

Whether you’re creating a cottage garden, establishing a wildlife habitat, or simply want a dependable flowering shrub, this charming spirea hybrid deserves a spot on your consideration list.

Spirea

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Spiraea L. - spirea

Species

Spiraea ×billiardii Hérincq (pro sp.) [douglasii × salicifolia] - spirea

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