Which is better, South Kwai Siyuan or North Kwai?

Nankui Siyuan is not bad. Nankui Siyuan is a perennial herb with lavender or pink flowers, large petals, beautiful flowers and long flowering period. Suitable for planting in flower beds, flower borders, gardens and other places, which can increase the ornamental value of gardens. The northern sunflower is pale yellow or orange to warm the flowers.