More than 500 species of primroses are known that are common in various areas: forests, on plains, in mountainous terrain, the main condition for distribution is wet soil rich in humus.
ຫຼາຍກວ່າ 500 ຊະນິດຂອງ primroses ແມ່ນເປັນທີ່ຮູ້ກັນທົ່ວໄປໃນເຂດຕ່າງໆ: ປ່າໄມ້, ໃນເຂດທົ່ງພຽງ, ໃນເຂດພູດອຍ, ສະພາບທີ່ສໍາຄັນສໍາລັບການກະຈາຍແມ່ນດິນທີ່ອຸດົມສົມບູນໃນ humus.