North America Native Plant

Sweetscented Phacelia

Botanical name: Phacelia suaveolens suaveolens

USDA symbol: PHSUS

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Phacelia suaveolens Greene var. suaveolens (PHSUS5)   

Sweetscented Phacelia: California’s Fragrant Native Wildflower Meet sweetscented phacelia (Phacelia suaveolens suaveolens), a charming California native that’s been quietly winning over gardeners with its delicate beauty and incredible pollinator appeal. This little annual wildflower might not be the showiest plant in your garden, but it more than makes up for ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3T4: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals. ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘ Subspecies or varieties is apparently secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the region or more than 10,000 individuals ⚘

Sweetscented Phacelia: California’s Fragrant Native Wildflower

Meet sweetscented phacelia (Phacelia suaveolens suaveolens), a charming California native that’s been quietly winning over gardeners with its delicate beauty and incredible pollinator appeal. This little annual wildflower might not be the showiest plant in your garden, but it more than makes up for it with its sweet fragrance and ecological benefits.

What Makes Sweetscented Phacelia Special?

This lovely forb—that’s garden-speak for a non-woody flowering plant—produces clusters of small, purple-blue flowers that curl in fascinating coiled formations called scorpioid cymes. The blooms release a pleasant, sweet fragrance that gives this plant its common name. As an annual, sweetscented phacelia completes its entire life cycle in one growing season, making it a fast-growing addition to your garden.

Where Does It Come From?

Sweetscented phacelia is a true California native, found naturally throughout the Golden State’s diverse landscapes. From coastal areas to inland valleys, this adaptable wildflower has evolved to thrive in California’s Mediterranean climate. Its native status makes it an excellent choice for gardeners looking to support local ecosystems and create sustainable landscapes.

Why Gardeners Love This Plant

There are several compelling reasons to consider adding sweetscented phacelia to your garden:

  • Pollinator magnet: The flowers are absolute bee magnets, attracting both native bees and honeybees, plus butterflies and other beneficial insects
  • Low maintenance: Once established, it’s quite drought-tolerant and requires minimal care
  • Self-seeding: This annual readily self-seeds, providing you with new plants each year
  • Fragrant blooms: The sweet scent adds another sensory dimension to your garden
  • Native plant gardens: Perfect for naturalized areas and wildlife-friendly landscapes

Growing Sweetscented Phacelia Successfully

The good news is that sweetscented phacelia is relatively easy to grow, especially if you can mimic its natural California habitat:

Ideal Growing Conditions

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil is essential; it tolerates poor soils well
  • Water: Drought-tolerant once established, but appreciates occasional watering during dry spells
  • Climate: Best suited for USDA zones 8-10, thriving in Mediterranean climates

Planting and Care Tips

  • Direct seed in fall or early spring when temperatures are cool
  • Scatter seeds lightly over prepared soil and rake in gently
  • Keep soil lightly moist until germination occurs
  • Once established, reduce watering frequency
  • Allow plants to go to seed if you want them to return next year
  • Deadhead spent flowers to prolong blooming period

Perfect Garden Companions

Sweetscented phacelia plays well with other California natives and Mediterranean plants. Consider pairing it with poppies, lupines, clarkia, or other native wildflowers for a stunning naturalized display. It also works beautifully in pollinator gardens alongside lavender, salvias, and other bee-friendly plants.

A Word About Conservation

It’s worth noting that sweetscented phacelia has a conservation status that suggests we should be mindful of its populations in the wild. When adding this plant to your garden, make sure to source seeds or plants from reputable native plant nurseries that use responsibly collected material. Never collect seeds from wild populations.

The Bottom Line

Sweetscented phacelia is a delightful choice for California gardeners who want to support local wildlife while enjoying a low-maintenance, fragrant wildflower. Its pollinator benefits alone make it worth considering, and its ability to self-seed means you’ll likely have it gracing your garden for years to come. Whether you’re creating a dedicated native plant garden or just want to add some ecological value to your landscape, this charming annual deserves a spot in your planting plans.

Sweetscented 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 suaveolens Greene - sweetscented phacelia

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