Lilies produce from bulbs and need to be divided and transplanted in the fall for the best results. Experts say late September or early October is when to move lilies. Immediately start transplanting lily bulbs once they have been lifted. The best time to transplant lilies will depend on your zone.Click to see full answer. Likewise, when can you dig up Asiatic lily bulbs?Although fall is the best time for digging Asiatic lilies, you also can dig them in late winter or early spring before they begin growing. It’s best to replant Asiatic lily bulbs immediately after digging them. If you must store them for a short time, keep them in a shaded, dry and cool area until you can replant them.Secondly, how do you store lily bulbs? Steps Lift your lily bulbs after the first frost. Carefully dig out your bulbs. Check your bulbs carefully for rot or any signs of disease. Put the bulbs on a tray and allow them to dry for a few days. Dust the bulbs with fungicidal powder and put them in storage. Store the bulbs in a dark, dry place. Also, can you leave lily bulbs in the ground over winter? As a tender plant, it is a good idea to dig up and store your lily bulbs to ensure year after year beauty. However, bulbs left in the ground during winter freezes may not come back in spring and can even rot. The process is simple and can save the life of a magical flowering plant that has unabashed appeal.Do you have to dig up lily bulbs every year?This doesn’t have to be done every year, but you should undertake the task every 2 to 3 years for the best lily stands. If you are in doubt as to the best time to transplant lilies, dig them up when the foliage starts to yellow and proceed to separate and replant them.