Special use seed mixes give you project-specific seed to achieve your garden goals. These mixes contain native* wildflowers AND naturalized or various garden flowers that are not necessarily *originally found in North America. Some great seed combinations here in our selection for lots of purposes. View our planting guide to learn about getting your seed mix from your plan idea to the soil. Some special mixes will be great for spring sowing. They will establish over the growing season. Many hardy perennials, others are annuals. Annuals will reseed depending on the species in the mix, and if they are hardy or will reseed in your zone.