Growing dahlias from seed is another way to grow dahlias. I saved seed from my formal decorative and informal decorative dahlias last fall. I usually start my dahlia seed around 4 to Growing Acorn Squash from Seed to Harvest Mary's Heirloom Seeds Sweet Annie (Artemisia annua) Earthbeat Seeds Amazon.com : Gardenera Professional All Purpose Spray Fertilizer Mist for Home Gardening Ready to Use 3 1 2 Gentle Plant Food for Healthy Leaves & Growth : Patio, Lawn & Garden Chapin Mfg Chapin G362 All Purpose Professional Hose End Sprayer With Metering Dial, 16 oz Baby's Breath Growing Guide: Everything You Need to Know Gardening