The large-flowered, decorative Dahlia ‘Mystery Day’ is a rewarding summer bloomer that will give you pleasure for months. Dahlia ‘Mystery Day’ blooms all summer from July until the first frost. Dahlia ‘Mystery Day’ grows to about 60-80 cm. high. It may be necessary to support the flower stems. Dahlia tubers can be planted in the spring. Dahlia ‘Mystery Day’ is sensitive to frost, so be careful with late night frost. Dig a spacious planting hole, loosen the soil and fill the planting hole with good potting soil. Carefully place the tubers in the planting hole and cover with 3-5 cm. soil. The planting distance of the tubers is 30-60 cm. Water the tubers immediately after planting. Dahlias bloom most profusely in full sun. Store the tubers in a frost-free place after flowering and you will enjoy them for years. Dahlia ‘Mystery Day’ combines well with perennials and other Dahlia varieties. The dark purple flowers with white tips are real eye-catchers in the border. Dahlia ‘Mystery Day’ is also an excellent cut flower and has a long vase life. The best time to cut Dahlias is early in the day. Immediately place the stems in lukewarm water with cut flower food.