Long Bottle Gourd Seeds or Calabash Seeds or White-flowered Gourd Seeds or Squash Lauki Doodhi Seeds Long Bottle Gourd is famously known for its multiple health side effects. It is high in fiber and vitamin C and low in sodium and fat. It can be used in the kitchen in many ways, which is why it's one of the healthiest everyday vegetables found in an Indian kitchen. Commonly known as Lauki/Doodhi in India, Bottle Gourd is a wonderful vine rich in essential vitamins and nutrients which is grown for its fruit. Made up of about 92% water, and packed with Vitamin C, K, Calcium amongst many other nutrients, the bottle gourd is one healthy vegetable you must add to your kitchen garden! The first harvest occurred about 48 to 52 days after planting, and I was amazed by the length and smoothness of the mature gourds when I picked them. The ideal size for harvesting is about 12-18 inches long and 4-6 inches in diameter. Harvest when the gourd turns from vibrant green to mellow yellow or tan.