- You Will Get 20 Seeds Of Eastern Redbud Tree Cercis Canadensis Pink Flowering Native Tree Seeds. - Description: - Name: Eastern Redbud Tree. - Scientific Name: Cercis Canadensis. - Color: Pink Flowers In The Spring Before It Gets Leaves. - Plant Seeds: Outdoors After Frost / Fall / Cold Stratify / Indoors Weeks Before Last Frost. - Plant Height: 25 Foot Tree. - Plant Spacing: 30 Feet. - Bloom Time: Spring. - Hardiness Zone: 4 – 9. - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average.