- You Will Get 50 Seeds Of Oregon Stonecrop Sedum Oreganum Bronze Orange Red Native Yellow Flower Seeds. - Description: - Name: Oregon Stonecrop. - Scientific Name: Sedum Oreganum. - Color: Green Leaves That Turn Bronze - Orange - Red In Fall / Yellow Flowers. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 3 - 6" (Including Flower Stalks). - Plant Spacing: 9 - 15". - Bloom Time: Summer. - Hardiness Zone: 4 – 10. - Light Requirements: Sun. - Soil & Water Preferences: Average – Dry.