- You Will Get 10 Seeds Of Yellow Lady Strathden Geum Chiloense Flower Seeds. - Description: - Name: Lady Strathden Geum. - Scientific Name: Geum Chiloense. - Color: Yellow. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost / Fall. - Plant Height: 16 - 24”. - Plant Spacing: 16 - 24”. - Bloom Time: Late May – July. - Hardiness Zone: 5 – 8. - Light Requirements: Sun. - Soil & Water Preferences: Average – Dry.