Coleus Seeds - Jazz Combo Mix84 91 days. Jazz Combo Mix coleus seeds are a uniquely exciting and fun grow in any home or garden. Jazz Combo Mix seeds are quick to maturity to highlight and accent with spectacular exotic color. Coleus seeds thrive in light shade and are an ideal and efficient grow in many homes and offices. Jazz Combo Mix coleus seeds perform as perennials in warm optimal climates, but are seasonal favorites for year round interior dcor. 1000 seeds. Growing Jazz