A pig is the symbol of evil desires. A sow symbolizes fertility.

…To dream of a sow with a large litter of pigs, denotes abundance to a farmer, but is a sign of ill-health to a tradesman or mechanic: if a girl dreams this, it foretells that she will soon marry a man in bad health. Lucky lottery dream numbers – 4, 12, 48….

…Dreaming of seeing fat, strong-looking hogs, foretells brisk changes in business and safe dealings. Lean hogs predict vexatious affairs and trouble with servants and children. To see a sow and litter of pigs, denotes abundant crops to the farmer, and advance in the affairs of others. To hear hogs squealing, denotes unpleasant news from absent friends, and foretells disappointment by death, or failure to realize the amounts you expected in deals of importance. Dreaming of feeding your own hogs, denotes an increase in your personal belongings. Dreaming that you are dealing in hogs, you will accumulate considerable property, but you will have much rough work to perform….

To plant a seed, means foundation for future riches, happiness, and health. To sow vegetables, minor troubles.

…To see turnips growing, denotes that your prospects will brighten, and that you will be much elated over your success. To eat them is a sign of ill health. To pull them up, denotes that you will improve your opportunities and your fortune thereby. To eat turnip greens, is a sign of bitter disappointment. Turnip seed is a sign of future advancement. For a young woman to sow turnip seed, foretells that she will inherit good property, and win a handsome husband….

They symbolize the potential for creativity and it will depend on what occurs to the seeds in our dream, like where we sow them and their development. Creativity can refer to children, business, new feelings or personal creations, everything that is born and grown by the dreamer.