- You Will Get 75 Seeds Of Mixed Colors Russell Lupine Bigleaf Lupinus Polyphyllus Flower Seeds. - Description: - Name: Russell Lupine Mix. - Other Common Names: Streamside, Bigleaf, Garden, Or Washington Lupine. - Scientific Name: Lupinus Polyphyllus. - Color: Mixed Colors. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 12 - 36". - Plant Spacing: 3 - 12". - Bloom Time: Spring – Summer. - Hardiness Zone: 3 – 9. - Light Requirements: Sun. - Soil & Water Preferences: Average.