How to Grow Perennial Lupine
Lupinus polyphyllus
Your complete guide to growing Perennial Lupine.
📷 Wikimedia CommonsWhen to Plant Perennial Lupine
Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.
| Zone | Start Indoors | Direct Sow | Harvest |
|---|---|---|---|
| Zone 1 | May – June | July – September | — |
| Zone 2 | April – May | June – August | — |
| Zone 3 | April – May | June – August | — |
| Zone 4 | March – April | June – July | — |
| Zone 5 | March – April | May – July | — |
| Zone 6 | March – April | May – July | — |
| Zone 7 | February – March | April – June | — |
| Zone 8 | February – March | April – June | — |
| Zone 9 | January – February | March – May | — |
| Zone 10 | January | February – April | — |
| Zone 11 | January | January – March | — |
| Zone 12 | January | January – March | — |
| Zone 13 | January | January – March | — |
Companion Plants for Perennial Lupine
✓ Good companions
Blooms after lupine, extending pollinator season and providing complementary colors
Tolerates similar growing conditions and extends blooming season
Thrives in lupine's nitrogen-enriched soil and creates stunning color combinations
Benefits from lupine's nitrogen fixation while providing structural support
Shares similar soil preferences and attracts native pollinators
Benefits from lupine's soil improvement and attracts complementary pollinators
Attracts beneficial insects and pollinators, complements lupine's nitrogen-fixing ability
Attracts beneficial predatory insects that control lupine aphids
✗ Keep away from
Both are nitrogen-fixers, creating competition and potential soil nutrient imbalance
May be inhibited by lupine's alkaloid compounds in the soil
Competes for space and resources as another aggressive nitrogen-fixing legume
