3-6' x 3-6' wide. The incredible flower spikes of this fall blooming Sage are an eye-popping combination of chartreuse and deep blue. While Salvia mexicana 'Limelight' (Limelight Mexican Sage) is not very cold-hardy outdoors, this cultivar is an easy-to-grow patio container plant that can be brought indoors for winter, like a geranium. In mild winter climates, it is a large, showy garden specimen.