Height of person depends upon lot of factors like genetic potential, hormones like
thyroid, growth hormone, nutrition...
AS per your history, if your daughter has already started with menses likely hood of gaining height is very minimal... As mostly bones get fused at that age...
Still u consult endocrinologist for detailed history and evaluation like bone age of required..
About ashwgandha, it won't help
Next Steps
Consult Endocrinologist