Unlike ball and waterlily dahlias ... and transplant your seedlings outside after the weather has warmed. Dahlia tubers can be planted out a week or two before the last frost.

But, if you dig dahlia tubers (often called bulbs ... move about 12 inches away from the stem and begin digging up each root ball with a garden spade or fork. Carefully clean off the excess ...

All you need to do is trick the dahlia tuber into making new shoots in late ... the cuttings will have formed roots. Split the root ball apart carefully and pot each cutting individually into ...

I enjoy growing them and tending to them throughout the hot months. I put each dahlia tuber in its own pot of peat-free compost and place them in a warm place. This triggers them into life and ...

Which? Gardening magazine grew a range of popular varieties to see which would give us the best display. Dahlia tubers can be bought from late February and need to be started off in a greenhouse as ...