The cause of this problem is most likely caterpillars. I would suggest spraying with Neem Oil. In the colder weather try cutting the plant back.
Top chefs will tell you the secret to a great meal is to use the freshest ingredients available. And you can’t get fresher, or more available, than your own garden.
With our increasing love for exotic foods, having a ready supply of Asian herbs and other ingredients growing in your garden is a great way to impress the guests at your next dinner party.