CrazyDeal 10Pcs Fruit Rare Lemon Tree Outdoor Indoor Heirloom adorable nice Seeds Available Home Garden Lemon have one of the most medicinal value in the world, it is rich in vitamin C,carbohydrates, calcium, phosphorus, iron, vitamin B1, vitamin B2, niacin quinine acid, citric acid, malic acid, hesperidin , naringin, coumarin, high levels of potassium and sodium and other low-volume, very beneficial to human body. Growth optimum temperature: 10-25. Growth of humidity:around 45%. Germination time: 40 days. Germination temperature: 20-25.