The easiest way to propagate raspberries is through primocanes, also known as suckers. Suckers are fresh raspberry plants that pop up near your bush—raspberry canes are quick growers after all.
If you have a tiny garden, grow plants up a single tree stake. Hammer a stout 2.4m (8ft) stake into the ground and plant two raspberry canes at the base. Allow 12 canes to grow up and keep in ...