Eriogonum umbellatum var. hypoleium

Eriogonum umbellatum var. hypoleium var. hypoleium

var. hypoleium

Eriogonum

Polygonaceae

Flowering Plants

Zone 4–10

🐾 Pet-Safe

🌱 Beginner Friendly

This Washington native sulfur buckwheat variety thrives in well-drained, gritty or rocky soils with partial shade, making it ideal for Pacific Northwest rock gardens. Water moderately during the growing season and reduce irrigation in winter. It is a tough, low-maintenance plant once established and rarely needs fertilizing.

Care Requirements

Care Level

Low

Sun

Partial Shade

Water

Moderate

Growth Rate

Slow

Mature Height

12″ – 36″

Soil

rocky

Life Cycle

Perennial

Spacing

18″

Flowers

yellow

Watering Schedule

Every 10-14 Days • Water Deeply But Infrequently; Allow Soil To Dry Between Waterings

Soil pH

6.5 – 8

Temperature

-25° – 100°F

Mature Spread

up to 24″

Root Depth

Deep

Foliage

Coarse

Ecology & Origin

Native to

Washington

Attracts

🐝 Bees

🐝 Butterflies

Sources

Data: trefle, usda

Hardiness Zones

Check your zone:

Available From (0)

No nurseries currently have this species in stock.