North America Native Plant

Parry’s Phacelia

Botanical name: Phacelia parryi

USDA symbol: PHPA3

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Phacelia parryi Torr. var. celata Jeps. & Hoover ex Jeps. (PHPAC2)   

Parry’s Phacelia: A Delicate Desert Gem for Your Native Garden If you’re looking to add some subtle charm to your desert garden or xeriscape landscape, let me introduce you to Parry’s phacelia (Phacelia parryi). This delightful little annual wildflower might not be the showiest plant in the desert, but it ...

Parry’s Phacelia: A Delicate Desert Gem for Your Native Garden

If you’re looking to add some subtle charm to your desert garden or xeriscape landscape, let me introduce you to Parry’s phacelia (Phacelia parryi). This delightful little annual wildflower might not be the showiest plant in the desert, but it brings its own quiet beauty and ecological benefits to any native plant garden.

Meet Parry’s Phacelia

Parry’s phacelia is a native annual forb that belongs to the waterleaf family. As an annual, it completes its entire life cycle in one growing season, making it a perfect addition for gardeners who enjoy the changing seasonal displays that come with ephemeral wildflowers.

This charming little plant grows as a forb, which simply means it’s a non-woody flowering plant. Unlike shrubs or trees, Parry’s phacelia stays low to the ground and focuses its energy on producing those lovely little flowers that make it so special.

Where Does It Call Home?

Parry’s phacelia is proudly native to the southwestern United States, specifically thriving in Arizona and California. If you live in these states, you’re getting a true local when you plant this species in your garden. There’s something wonderfully satisfying about growing plants that have been calling your area home for thousands of years!

What Makes It Garden-Worthy?

While Parry’s phacelia may be small in stature, it offers several compelling reasons to include it in your landscape:

  • Native credentials that support local ecosystems
  • Delicate blue to purple bell-shaped flowers that appear in charming coiled clusters
  • Low water requirements perfect for xeriscape gardens
  • Attracts beneficial pollinators like bees and butterflies
  • Easy to grow from seed
  • Creates natural, seasonal interest in desert gardens

Perfect Garden Partnerships

Parry’s phacelia shines brightest in desert gardens, rock gardens, and naturalized wildflower areas. It’s an excellent choice for xeriscape landscapes where water conservation is key. Consider planting it in masses for the best visual impact, as individual plants can get lost in the landscape.

This little wildflower works beautifully alongside other native desert annuals and perennials, creating authentic southwestern plant communities in your own backyard.

Growing Parry’s Phacelia Successfully

The good news? Parry’s phacelia is relatively easy to grow if you can mimic its natural desert conditions. Here’s what this little desert dweller needs to thrive:

Sun and Soil

Give your Parry’s phacelia full sun and well-draining soil. Sandy or rocky soils work particularly well, as they prevent the root rot that can occur in heavier, moisture-retentive soils. Think desert conditions, and you’ll be on the right track.

Water Wisely

As a desert native, this plant has low water requirements. Once established, it should need minimal supplemental watering. Overwatering is more likely to harm your phacelia than underwatering.

Climate Considerations

Parry’s phacelia is best suited for USDA hardiness zones 8-10, which aligns with its native range in the warmer regions of Arizona and California.

Planting Tips

The easiest way to grow Parry’s phacelia is from seed. Direct sow seeds in fall for spring germination, following the natural rhythm of desert annuals. This allows the seeds to experience the cool, moist conditions of winter before sprouting when temperatures warm up.

Once your plants are established and flowering, allow them to go to seed naturally. They’ll often self-sow, creating naturalized colonies that return year after year without any effort on your part.

Supporting Local Wildlife

Like many members of the Phacelia family, Parry’s phacelia likely provides valuable nectar for pollinators. Desert-adapted bees, butterflies, and other beneficial insects will appreciate having this native food source available during its blooming period.

Is Parry’s Phacelia Right for Your Garden?

If you live within its native range and want to create authentic desert plant communities, Parry’s phacelia is definitely worth considering. It’s particularly perfect for gardeners who:

  • Want to support native wildlife and ecosystems
  • Are creating water-wise landscapes
  • Enjoy the subtle beauty of small wildflowers
  • Prefer low-maintenance plants
  • Want to add seasonal interest to desert gardens

While it may not be the most dramatic plant you’ll ever grow, Parry’s phacelia offers the quiet satisfaction that comes with growing authentic native species. Sometimes the most rewarding plants are the ones that ask for little but give back to the local ecosystem in meaningful ways.

Parry’s Phacelia

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

Phacelia Juss. - phacelia

Species

Phacelia parryi Torr. - Parry's phacelia

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