Seacliff Wild Buckwheat
ExplorePlants
Seacliff Wild Buckwheat
eriogonum parvifolium
Seacliff Wild Buckwheat (Eriogonum parvifolium) is a resilient, evergreen shrub native to the coastal bluffs and dunes of California. Clinging to windswept cliffs, this tough plant plays a critical role in stabilizing fragile coastal soils against erosion. It forms dense, low-growing mounds decorated with clusters of delicate, pom-pom-like flowers that transition from creamy white to pinkish-bronze as they mature. More than just a hardy survivor, Seacliff Wild Buckwheat is a keystone species within its native ecosystem. It serves as the primary lifesaver for several rare insect species, most notably the endangered El Segundo blue butterfly, which relies entirely on this plant for food and shelter throughout its life cycle. Gardeners and nature enthusiasts cherish it for its drought tolerance and outstanding ecological value in coastal conservation.
Habitat: Found clinging to sandy coastal bluffs, coastal sage scrub, and active or stabilized dunes along the California coastline.
Appearance
This low, spreading shrub typically grows up to 100 cm in height and can sprawl even wider. It features small, thick, leathery leaves that are dark green on top with distinctive rolled-under margins, and covered in a dense, woolly white fuzz underneath to reduce water loss. The flowers are arranged in dense, rounded, head-like clusters at the tips of branching stems; these blossoms are small and bell-shaped, starting out white to light pink in late spring and drying to a rich rust or copper-brown by autumn.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderCaryophyllalesFamilyPolygonaceaeGenusEriogonum
Category
PlantsRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Its scientific name 'parvifolium' translates to 'small-leaved', referencing the tiny, drought-resistant leaves that help it survive extreme coastal conditions.
The El Segundo blue butterfly is entirely dependent on this single plant species to complete its entire life cycle, from egg to caterpillar to adult.
The rusty-brown dried flower heads can persist on the plant for months, giving it a dual-toned appearance during the late summer and fall.
Special abilities
Ability
Salt Spray Tolerance
Developed thick, leathery leaves with rolled edges and a waxy coating to withstand salty sea breezes and heavy coastal winds.
Ability
Drought-Adapted Roots
Employs deep, extensive taproots and fibrous lateral roots to anchor in shifting sands and access moisture deep below.
Ability
Woolly Moisture Trap
The undersides of the leaves are covered in dense, white, felt-like hairs that trap ambient humidity and reduce transpiration.
Measurements & details
- Length
- 30-100 cm
- Weight
- 0.5-4 kg
- Lifespan
- 5-20 years
Diet & Feeding
As a photoautotroph, this plant synthesizes its own food using sunlight, water, and carbon dioxide through photosynthesis, drawing essential minerals from sandy coastal soils.
Primary Foods
- Sunlight
- Water
- Carbon dioxide
- Soil nutrients
Ecological connections
host plant
El Segundo Blue Butterfly
Euphilotes allyni
Provides the exclusive larval food source and adult nectar source for this federally endangered butterfly.
host plant
Smith's Blue Butterfly
Euphilotes enoptes smithi
Acts as a primary host plant and nectar source for this threatened coastal butterfly.
mutualism
Western Honey Bee
Apis mellifera
Attracts honey bees and other native bees for pollination in exchange for nectar.
Traits
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Also known as
No aliases listed yet.
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Safety
Danger
1/5 · Very low
No special safety notes yet.
Frequently Asked Questions
How to identify Seacliff Wild Buckwheat?
The easiest way to identify Seacliff Wild Buckwheat is to use the Snappit nature identifier app.
How long is Seacliff Wild Buckwheat?
30-100 cm
How much does Seacliff Wild Buckwheat weigh?
0.5-4 kg
How long does Seacliff Wild Buckwheat live?
5-20 years
What does Seacliff Wild Buckwheat eat?
As a photoautotroph, this plant synthesizes its own food using sunlight, water, and carbon dioxide through photosynthesis, drawing essential minerals from sandy coastal soils.
Where is Seacliff Wild Buckwheat usually found?
Found clinging to sandy coastal bluffs, coastal sage scrub, and active or stabilized dunes along the California coastline.
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