Can I transplant grape hyacinths after their foliage has come up in October?
Dividing and Transplanting Grape Hyacinths
Certified GKH Gardening Expert
Yes, you can transplant them just about any time, depending on your location. Grape hyacinths are quite hardy and take tranplanting well as long as you provide the proper growing conditions and care. Here is an article that you may find helpful: https://www.gardeningknowhow.com/ornamental/bulbs/grape-hyacinth/planting-and-care-of-grape-hyacinths.htm