Prevent Plants That Grow From Bird Seed Gardening Know How How to Start Sunflower Seeds: 9 Proven Wins & 4 Costly Mistakes Lets grow marigold from seeds. Heres all you need to know: , You can either buy marigold seeds from the market or can preserve the seeds from the marigold flowering plant that you already have at Down Under 14 in. D Plastic Plant Saucer Clear Mfr# S51440 Ace Hardware