Planting seeds in a dream represent the element of progeny and procreation. Scattered seeds on the ground in a dream mean bearing a child for each seed. As for the grains that are germinated for medicinal purpose, when seen in a dream, they mean acquiring knowledge that helps the person in question to increase his or her piety and ascetic detachment from worldly matters. Pumpkin, cucumber, eggplant, sweet basil, chard, onion, cabbage, Indian corn and melon seeds in a dream mean abating or ceasing of difficulties and disturbances, or they could mean recovering from a terminal illness. If one sees himself trying to plant something which is not a plant, or to place a seed in an unsuitable ground in a dream, it means that he is wasting his money and squandering his property. To plant seeds in a dream also could mean knowledge, wealth or recognizing a noble trade. Sprouted seeds in a dream represent honor and status. However planting seeds in a dream also represent mixing with evil people. (Also see Earth | Extracting oils from seeds)
Read more about dreaming of Seeds in other dream meanings interpretations.