Q.Ligustrum
Why are you promoting ligustrum a well known devastating invasive plant?
Certified GKH Gardening Expert
It is not invasive in all parts of the world. To be fair to gardeners from all over, we must include information for many species. Any plant has the potential to become invasive in the wrong place.
To answer your question simply: We must be fair to all gardeners seeking information, and it is the responsibility of each individual to ensure that what you plant is not destructive in the area.
We, also, have articles to deal with it, should it become invasive in your area:
https://www.gardeningknowhow.com/ornamental/shrubs/ligustrum/getting-rid-of-chinese-privet.htm