Gandom ka tukham it is also called the Tukham-e-Gandom, Gandom= Wheat, Tukham= germ
tukham malangan
tukham malangan
I can tell you that Tulsi is biologically a relative of the basil plant. Tulsi is also known as Holy Basil as it is considered sacred in for worshp of Krishna and Vishnu. I am unaware of of the background and uses of Tukham
You can say "எனக்கு தூங்குதே போகுது" in Tamil, which translates to "I am feeling sleepy."
I think it's called Alsi or sun ka beej.