FréMont'S Phacelia

phacelia fremontii

Fremont's phacelia (Phacelia fremontii) is a delightful, low-growing annual wildflower native to the arid desert regions of the Southwestern United States. Adorning the desert floor during spring, this resilient plant is celebrated for its vibrant displays that transform sandy wastes into colorful carpets. It typically emerges following sufficient winter rainfall, completing its entire life cycle in a brief, spectacular window before the harsh summer heat sets in. Historically named after the explorer John C. Fremont, this species plays a vital ecological role by serving as an early-season nectar source for desert bees, butterflies, and other pollinators.

Habitat: Found in sandy or gravelly desert flats, washes, and slopes, often associated with creosote scrub, Joshua tree woodlands, and pinyon-juniper communities.

Appearance

This species is easily recognized by its small, bell-shaped flowers, which feature a striking color gradient consisting of five bright blue-violet to lavender lobes surrounding a brilliant yellow throat. The plant grows close to the ground, usually reaching heights of 5 to 30 centimeters, with fleshy, deeply lobed leaves that form a rosette at the base. The entire plant, especially the flowering stems, is covered in fine, sticky glandular hairs that catch the light and give it a glistening, textured appearance.

KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderBoraginalesFamilyBoraginaceaeGenusPhacelia

FréMont'S Phacelia

Interesting facts

Fremont's phacelia is also commonly known as the yellow-throated phacelia due to the bright yellow center that contrasts beautifully with its violet petals.

Like many members of the borage family, it has coiled flower heads that slowly unfurl like a scorpion's tail as the blooms open.

The seeds of this plant require a cold period followed by moisture to break dormancy, ensuring they only sprout during the favorable spring season.

Special abilities

The seeds can remain dormant in dry soil for years, germinating rapidly only when winter rainfall is sufficient to guarantee survival.

Covered in viscid hairs that deter crawling insects, reduce moisture loss, and protect the plant from intense solar radiation.

Features highly contrasting yellow throats against purple petals, serving as a visual target that guides native pollinators directly to the nectar.

Measurements & details

Length: 5-30 cm
Lifespan: up to 1 years

Diet & Feeding

As an autotrophic plant, Fremont's phacelia produces its own food through photosynthesis using sunlight, water, carbon dioxide, and soil nutrients.

Primary Foods

Sunlight
Water
Carbon Dioxide
Soil Minerals

Ecological connections

mutualism

Pale Mojave Digger Bee

Habropoda pallida

Provides early-season nectar and pollen to specialized desert bees.

eaten by

Desert Tortoise

Gopherus agassizii

The succulent leaves and flowers are consumed as seasonal forage.

competitor

Sahara Mustard

Brassica tournefortii

Competes directly for soil moisture and space with invasive annual desert plants.

Traits

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Also known as

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Safety

Danger

1/5 · Very low

No special safety notes yet.

Frequently Asked Questions

How to identify FréMont'S Phacelia?

The easiest way to identify FréMont'S Phacelia is to use the Snappit nature identifier app.

How long is FréMont'S Phacelia?

5-30 cm

How long does FréMont'S Phacelia live?

up to 1 years

What does FréMont'S Phacelia eat?

As an autotrophic plant, Fremont's phacelia produces its own food through photosynthesis using sunlight, water, carbon dioxide, and soil nutrients.

Where is FréMont'S Phacelia usually found?

Found in sandy or gravelly desert flats, washes, and slopes, often associated with creosote scrub, Joshua tree woodlands, and pinyon-juniper communities.