5x Large-flowered Dahlia - Mix 'Cactus'A fiery sight! That is the effect of the dahlia mix 'Cactus'. These flowers with pointy leaves complement each other well. The basis of red and yellow gives the mix a fiery effect! Dahlias make exceptional cut flowers. Put a vase of them on the kitchen table. Plant the tubers in the spring. The flowers bloom in the summer and autumn. Space the tubers out when planting. The distance between plants is three times the width of the tuber. Plant the tuber