French Lilac

Question

I want to plant a French Lilac but do not have any area that is well drained.

Answer 1

You can improve the soil where you want to grow them to improve the soil. These articles will help with that:
https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/yard-drainage-problems.htm

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/how-to-improve-clay-soil.htm