Garden Oracle / Drought and Heat Tolerant Gardening / Tucson - Phoenix - Arizona - California

Growing Eriogonum fasciculatum:
California buckwheat

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Form: A low-rounded shrub.
Lifespan: Perennial.
Leaf retention: Evergreen.
Growth rate: Slow to rapid depending on water.
Mature Size: 1-6' tall and 1-8' wide.
Flowers: White to pale pink, tiny, in fluffy dense clusters, at branch tips. The flowers turn brown and dry as they age, remaining on the plant.
Bloom: Spring, and sporadically through summer into early fall.
Fruit: A small, hard capsule containing one seed.
Leaves: Gray-green, small, narrow, leathery, densely covered in fine hairs underneath, clustered along the stem.
Stems: Herbaceous, rapidly becoming woody.
Roots: Fibrous, 5-8' deep and up to three times the width of the plant above ground.
Wildlife: The flowers attract bees and butterflies.
Toxic / Danger: No.
Origin: California, Arizona, Nevada, Utah, Mexico.

Cultivation and Uses
USDA hardiness zones:
Heat tolerant: Yes.
Drought tolerant: Yes.
Sun: Full sun.
Planting: Locate in full sun in dry, well-draining soil. This is an important bee plant.
Soil: Very well drained, dry, low in organic content. This plant tolerates alkaline soil.
Water after becoming established: Once a month. More water results in better appearance. Consistently wet soil causes root rot.
Mulch: Never.
Prune: Lightly cut back on top every few years. Pruning is generally unnecessary.
Litter: Low.
Propagation: Seed and cuttings.
Uses: Ornamental, erosion control, xeric garden, bee garden.

This plant is a member of the Buckwheat family (Polygonaceae).

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Stan Shebs, CC BY-SA 3.0 httpscreativecommons.orglicensesby-sa3.0, via Wikimedia Commons

Stan Shebs, CC BY-SA 3.0 httpscreativecommons.orglicensesby-sa3.0, via Wikimedia Commons

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Latest update: May, 2022