LUPINUS succulentus (Arroyo Lupine) is a species of lupine native to California and parts of western North America. Arroyo Lupine is a herbaceous annual plant, meaning it completes its lifecycle within a year. It belongs to the Fabaceae family, which includes legumes or pea family plants.
Arroyo Lupine forms a low-growing, bushy plant with palmate leaves divided into 5 to 8 leaflets. The leaflets are green and slightly succulent, giving the plant its specific epithet "succulentus." The plant produces upright flower spikes with densely packed, pea-like flowers. The flower colors can vary, but the most common color is a vibrant blue, ranging from light blue to deep purple-blue.
Arroyo Lupine typically blooms in the spring, generally between March and May. The blooming period may vary depending on the local climate and growing conditions.
Arroyo Lupine thrives in full sun to partial shade. It prefers well-draining soil and can tolerate various soil types, including sandy or loamy soils. It is adapted to dry conditions and is commonly found in coastal areas, meadows, and open spaces.
Arroyo Lupine is a popular wildflower for native plant gardens, meadows, and naturalized landscapes. Its vibrant blue flowers add color and beauty to the landscape. Arroyo Lupine is also valued for its ability to attract pollinators, including bees and butterflies, as it provides nectar and serves as a food source.
Arroyo Lupine plays an important role in supporting biodiversity and ecological health. It provides habitat and food for various wildlife species, including bees, butterflies, and other pollinators. Additionally, lupines have a symbiotic relationship with soil bacteria called rhizobia, which allows them to fix atmospheric nitrogen into a form that plants can use, thus improving soil fertility.
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Scientific Name: Lupinus Succulentus
Common Name: Arroyo Lupine
Plant Type: Annual
Family: Fabaceae or Leguminosae
Native Range: Native to California, Adjacent sections of Arizona and Baja California
Height: 12-48 "
Spread: 12 "
Habitat: Grassy flats and slopes below 2000 ft
Exposure: Full Sun
Blooming Season: Spring to Summer
Attracts: Beneficial Insects to garden, Butterflies, Humming Birds, Bumblebees
Resistant: Deer, Drought Resistant
Flower Shape: Flowers are densely spaced on flowering stalks
Flower Color: Purple, Violet, Lavender
Water Requirement: Watered daily until the seeds germinate
Soil Type: Moist clay or heavy soils
Soil pH: 6.0-8.0 pH
Advantage: Easy to grow and thrives in almost all areas
Uses: Flower Borders, Wildlife Gardens, Landscaping projects