Q.Will Hyacinth Do Well in Zone 7?
Will hyacinth plants thrive in Zone 7?

Certified GKH Gardening Expert
Yes, you can grow these plants in Zone 7 and they should be fine. However, you should keep in mind that in Zone 7, you may have trouble getting them to chill over the winter. They need at least 7-8 weeks of temps below 45 to bloom the following year. These articles will help:
https://www.gardeningknowhow.com/ornamental/bulbs/bgen/how-to-plant-bulbs-in-the-south.htm
https://www.gardeningknowhow.com/ornamental/bulbs/bgen/how-to-plant-a-flower-bulb-in-your-garden-after-winter-forcing.htm