Blue Thistle FlowerStem Count: weighted bunch, usually 5 7 stems with multiple branches Consistency: buds can be large or small Color: Dusty blue to slightly purple, can have green also Season: All Year Flower Design Type: Texture Flower Pros Cons Flower Care Quantity Help Substitutes Pros: The texture of these silvery blue thistle provides an elegant, stylistic touch to any floral arrangements. Thistles are strong, durable flowers that work well for boutonnieres,