2nd Year maturity. Ratibida columnaris forma pulcherrima. Ratibida Mexican Hat Seeds. Non-GMO, Ornamental, Perennial. Mexican Hat Ratibida seeds grow one of the summer's most vigorous and exclusive blooms boasting unique "sombrero-shaped" coneflowers. Mexican Hat seeds are an exciting substitute in the garden and will bloom into the frost long after others have lost their luster. Mexican Hat Ratibida seeds are perfect to splash amongst wildflower mixes, untamed meadows, and wide open spaces. Mexican Hat Ratibida is native to various arid regions across North America and is known for its weed-like hardiness and tolerance to heat and drought. About 31,000 seeds per ounce.