Mexican hat (Ratibida columnifera) rah-TIB-ih-dah kol-um-NIF-er-ah Synonyms:  Lepachus columnifera Genus:  Ratibida This perennial coneflower, sometimes grown as an annual, has a long season of flowers on thin, branching stems. The flowers resemble small hats, with yellow reflexed ray florets and large greenish-brown columnar centers. Noteworthy Characteristics:  Sombrero-shaped yellow flowers with long central cones bloom for a long time. Care:  Needs average, dry to medium, well-drained, neutral to slightly alkaline soils in full sun. Intolerant of moist heavy clays. This plant is drought resistant. Propagation:  May be grown from seed, but will not flower until the second year. Sow seed in early spring in a cold frame. Divide perennials in spring when young, before they become too woody. Problems:  Downy mildew, powdery mildew, leaf smut, and fungal spots occur occasionally.

Overview

Height 1 ft. to 3 ft. Spread 1 ft. to 3 ft. Growth Pace Moderate Grower Light Full Sun Only Moisture Dry to Medium Maintenance Moderate Characteristics Attracts Butterflies, Native, Showy Flowers Bloom Time Fall, Summer Flower Color Brown, Yellow Uses Beds and Borders, Cut Flower, Suitable as Annual Style Cottage Garden, Meadow Garden Seasonal Interest Summer Interest Tolerance Drought Tolerant Type Perennials