Longleaf Buckwheat
Eriogonum longifolium var. longifolium
Last reviewed: June 2026
Longleaf Buckwheat is a drought-tolerant native wildflower found across the south-central United States from Arkansas to New Mexico. This hardy perennial blooms white flowers from March through November.
Light
full sun
Water
low
Size
12"–72" H × 12"–24" W
Bloom
Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov
Native to
AR, KS, LA, MO and 3 more states
Pollinators
bees
Browse plants for this ecoregion
Longleaf Buckwheat is a drought-tolerant native perennial that produces clusters of small white to pink flowers from spring through fall. This upright plant has narrow gray-green leaves and can reach up to 6 feet tall, making it an excellent choice for adding height and extended bloom time to landscapes.
Growing Longleaf Buckwheat
Grow Longleaf Buckwheat in full sun and low water. Mature plants reach 12 to 72 inches tall and spread 12 to 24 inches wide. Expect low maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Longleaf Buckwheat takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Height exceeds typical HOA-friendly range
Wildlife value
The long blooming period provides nectar for bees and other pollinators from spring through fall. The seeds also attract birds and small wildlife.
Common questions
- Where does Longleaf Buckwheat naturally grow?
- Longleaf Buckwheat is native to the south-central United States, including Arkansas, Kansas, Louisiana, Missouri, New Mexico, Oklahoma, and Texas.
- When does Eriogonum longifolium var. longifolium bloom?
- This buckwheat variety has an exceptionally long blooming period, producing flowers from March through November in most of its native range.
- What pollinators visit Longleaf Buckwheat?
- Bees are the primary pollinators of Longleaf Buckwheat, attracted to its small clustered flowers throughout its extended blooming season.
- What growing conditions does this plant prefer?
- Longleaf Buckwheat thrives in full sun conditions with low water requirements, making it an excellent choice for xeriscaping and drought-tolerant gardens.
- Is Longleaf Buckwheat HOA-friendly?
- Longleaf Buckwheat takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
Native range data from the USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Does Longleaf Buckwheat fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.