Spinach DescriptionBotanical Name: Spinacia Leafy green vegetable that grows best in cool weather. All spinach is grown for its dark green leaves. While there are many different spinach varieties with an assortment of leaf shapes and textures, spinach is usually divided into 2 major categories: Smooth Leaf, and Savoy,darker, thicker, crinkled leaves. Plant CharacteristicsPlant Category: Herbs & VegetablesName: SpinachPlant Type: VegetableMature Size: 6" to12" Water: ModerateExposure:: Full sunSpacing: 12"Soil Type: Clay; loam; sand; acidic; alkaline; well drained Planting Time: Spring of Fall CommentsComments: You can extend the season slightly by planting in the shade of taller plants and keeping your spinach plants regularly watered.