Growing Pepper Plants + 6 Week Fertilizer & Pruning Plan When to Harvest Portulaca Seeds, Wait for the flowers to dry: Portulaca (Moss Rose) produces tiny seed pods after the blooms fade., Timing: About 23 weeks after flowering, the seed pods turn Mini Artificial Succulent Plants Fake Succulents Picks Realistic Plastic Cactus Stems Small Faux Assorted Arrangements Flocked Greenery DIY Practical 1 LB Pound Flower Seeds The Home Depot