- You Will Get 50 Seeds Of Old Fashioned Weigela Florida Bush Shrub Flower Seeds. - Description: - Name: Old Fashioned Weigela. - Scientific Name: Weigela Florida. - Color: Pink. - Plant Seeds: Outdoors After Frost / Indoors Weeks Before Last Frost. - Plant Height: 6 - 10’. - Plant Spacing: 9 - 12’. - Bloom Time: Spring - Early Summer (& A Repeat Bloomer Too!). - Hardiness Zone: 4 – 8. - Light Requirements: Sun. - Soil & Water Preferences: Average.