Mixed Gaillardia Flower Planting Seeds Bring vibrant color to your garden with Gaillardia, also known as Blanket Flower! These drought-tolerant flowers bloom in shades of red, orange, and yellow. Easy to grow and perfect for sunny spots, Gaillardia thrives in well-drained soil. Suitable for planting in spring after the last frost for annual or perennial growth, depending on the variety. Sow seeds directly in the garden, lightly cover with soil, and water regularly. Expect blooms from summer through fall. Ideal for borders, rock gardens, and cutting gardens.