How to Direct Sow Seeds Successfully in Your Garden Harvest your poppy seeds when the pods turn brown, dry, and start to rattlejust like a tiny shaker! Thats how you know theyre ready. Let a few drop to self sow for next seasons blooms. How to Make a Succulent Garden Yucca Fruit Pickles: How to Prepare the Edible Seed Pods Best Soil for Succulents in Pots HGTV Fall Planting Perennials 5 Classic Flowers Collection