Jar, Pottery, Potted Plant, Vase, Alloy Wheel, Machine, Spoke, Wheel, Tire, Planter, Herbs, Car Wheel, Blossom, Flower, lettuce, garden, vegetable, salad, plant, green, growing, organic, gardening, farm, agriculture, growth, greenhouse, leaf, cultivation, farming, nature, seedling, fresh, food, grow, soil, field, cultivate, farmland, healthy, farmer, crop, spring, hydroponic, agricultural, vegetables, row, plantation, picking, rural, planting, gardener, innovation, roots, liquid, nutrient, solutions, soilless, placing, horticulturist, estate, creator, dish, polish, dirtiness, plot, expert, production, statement, answer, new, development, invention, aquicultural, dirt, herb, transaction, perfection, fertilizer, building, commerce, novel, placement, plant part, industry, solution, person, produce, workplace, foliage, output
Cultivation of plants by placing the roots in liquid nutrient solutions rather than in soil; soilless growth of plants.