12 Best Fake Plants and Flowers 2022 HGTV How to Grow Lavender From Seed Cacao Fruit Seeds For Rich Harvest Ideal For Planting Organic Garden Seeds Pure Asia Seeds You can plant any dahlia variety in pots, just make sure the pot is big enough. Dahlias dont do well when they dont have sufficient root space. You can also add something smaller like begonias or IDEALIST 17 Inch Bowl Planter, Ribbed Beige Reinforced Stone Shallow Planter, Large Bonsai Pot, Outdoor