Are Morning Glory Flowers Edible. So its hardly a comparison unless you go balls out on flower. Which is non-toxic and under proper curing.
Sweet potato vines are members of the Morning Glory family native to Central America and the Caribbean. In fact the two names are often interchangeable in Asian recipes which include the ingredient morning glory leaves both cooked and raw. Its edible root is starchy sweet and nutritious.
Interestingly morning glories belong to the same family as sweet potatoes.
You can also use the flower as part of a tea. In the States Ipomoea aquatica is classed as a noxious weed and a permit is needed to possess it although it is successfully cultivated in Texas. Which is non-toxic and under proper curing. 07052021 Morning glories bloom from early summer to the first frost of fall.