Big Terracotta Pot Succulents and Cactus Arrangement Repotting Snake Plants: When & How To Do It Step By Step Faux Succulent Arrangement Planting Seeds: Starting Seedlings to Get a Jump on Your Garden Collecting Crossandra seeds.. To collect Crossandra (Kanakambaram) seeds, let flowers fully mature and dry on the plant until seed pods are brown and brittle; Then, carefully open the pods to