- You Will Get 10 Seeds Of Tall Garden Phlox Paniculata Mixed Colors 'New Hybrids Mix' Flower Seeds. - Description: - Name: Tall Garden Phlox 'New Hybrids Mix' (Mixed Colors). - Other Common Names: Fall Phlox / Tall Phlox / Garden Phlox / Perennial Phlox / Panicled Phlox / Summer Phlox. - Scientific Name: Phlox Paniculata. - Color: Mixed Colors - Blue, Purple, Red, Many Shades Of Pink, Salmon, & White - Some Solid Colors, Some Two Tone With Eyes. - Plant Seeds: Outdoors After Frost / Fall / Cold Stratify / Indoors Weeks Before Last Frost. - Plant Height: 36". - Plant Spacing: 18". - Bloom Time: July - Late Fall. - Hardiness Zone: 3 – 8. - Light Requirements: Sun - Part Shade. - Soil & Water Preferences: Average.