Growadder Feminized Autoflower seeds feature a variety of different strains including but not limited to Sour Diesel, Tropicana Cookies, and Purple Haze autoflower seeds. These seeds generally grow for about 5-6 weeks and flower for 5-8 weeks. These seeds are perfect for beginners. You can throw them into the soil to start or plug them into rockwool cubes. These seeds are grown and tested in hydro and have a 100% germination rate when sprouted in optimal conditions. Growadder Seeds are guaranteed feminized.