I grow several types of dahlias every year, and dig up the tubers in late Fall to keep them for next year. I cover them in potting compost and put them in the back corner of my basement which is ...
The wikipedia article on dahlia says that they are perennial plants. However, the dahlia section at my local garden center claims (in their little info booklets) that they are annuals. Upon further ...
I have an annual Dahlia and I would like to save some seeds for next year. I've heard it is easy, but I don't know how to do it. Most of the flowers have dropped their petals. The plants are about 8" ...