Hedysarum boreale subsp. mackenziei
Hedysarum boreale subsp. mackenziei
MacKenzie's sweetvetch is a hardy boreal perennial best suited to outdoor gardens in cooler northern climates. Plant in partial shade with average moisture and well-drained soil, and avoid overwatering as it can lead to root rot. This nitrogen-fixing legume requires minimal fertilization and thrives with little intervention once established.
Care Level
Moderate
Sun
Partial Shade
Water
Moderate
Growth Rate
Moderate
Mature Height
18″ – 36″
Soil
loam
Life Cycle
Perennial
Spacing
18″
Watering Schedule
Every 7-10 Days • Water Moderately, Keeping Soil Evenly Moist But Not Waterlogged
Soil pH
5.2 – 8
Temperature
-20° – 90°F
Mature Spread
up to 24″
Root Depth
Medium
Foliage
Fine
Native to
Attracts
Sources
Data: trefle, usda
No nurseries currently have this species in stock.