Plant Catalog › Symphyotrichum oolentangiense Symphyotrichum oolentangiense $0.00 Common Name: Sky Blue AsterBlooms: Late OctoberH: 2-3' W: 1-2'Color: Blue Shades*Formerly known as Aster azureus Add To Cart Added! Common Name: Sky Blue AsterBlooms: Late OctoberH: 2-3' W: 1-2'Color: Blue Shades*Formerly known as Aster azureus