Features : Thai Name : Phak Kwang Tung Scientific Name : Brassica Pekinensis Season Availability : All around the year Pak choi is an Asian vegetable with white stem and green leaves, each bouquet has 5 to 6 stems clustered around the center. This is the most popular variety of. Cabbage eaten in Thailand. Despite its other name Chinese white cabbage pak choi is not uniformly white. Ribbed a beautiful greenish stems are the white, which stands out starkly against the lush dark green leaves. In Thailand cabbage is often eaten raw with a chilli dipping sauce and is also cooked in stir-fries and soups. Pak choi is usually either thinly sliced or cut into squares and is best cooked briefly.