Can I plant flower seeds in pots that already have bulbs in? : r GardeningUK 30 Types of Jade Plants (Crassula) to Grow Yourself Seed potatoes + onion sets are in! Plant now, and you're looking at: Fresh potatoes by mid summer, full harvest late summer, and onions ready to pull late summer into early fall. Planting Flowers in the Fall Sow True Seed Succulent Wax Melt Warmer Wildflower & Willow Succulent Root King