I don't know...I have heard that plants that are known to be used recreationally, are often 'treated' so that they make you sick rather than making you trip. I'm growing some heavenly blues myself (can't wait until I see those big beautiful flowers
Check out
Erowid for more info on LSA and morning glory...scroll down and read the faqs and trip reports...they're a plethora of info, but not always reputable-just human experiences, and every psychoactive works differently for every person...know thyself, my friend. It should also convince you that most reputable providers of shamanic herbs only offer the MGs that are potentially psychoactive-Heavenly blues and flying saucers, e.g. Best of luck, and do educate yourself. I have about 400 HB MG seeds, but I'm too chicken to try them after reading all the reports of people saying it's not worth it to puke for hours and feel miserable just to trip for a while.