Best indoor-garden kit overall AeroGarden Sprout $70 now 14% off $60 Capacity: 3 to to 24 pods  Microbe management: Includes all-purpose fertilizer and pump  Maintenance: Low AeroGarden’s smart garden, first recommended to us by George Pisegna, deputy director and chief of horticulture at the Horticultural Society of New York, checks all the boxes: It’s compact, comes in a range of sizes, contains a pump and comes with fertilizer, and produces a prodigious quantity of herbs even in the brand’s smallest model, the three-pod AeroGarden Sprout.