Dahlia Seeds

14-21 days depth 2" spacing 2-3 seeds 10" apart recommended planter 4"-9" planter or box, or garden bed time to maturity 84-91 days seed prep pre-soak | scarification | stratification | none method greenhouse | paper towel method | direct sow temperature >70F About the Plants: description shrubs with large and colorful double blooms difficulty beginner | intermediate | advanced growth speed slow | medium | fast size of plant 14”-18” tall, 10"-12" wide and 2"-3" blooms light full sun | partial sun | shade | grow lights soil well-draining coconut coir/peat-based potting mix temperature warm | cool pet-friendly cats | dogs | no pests no serious pests, can get aphids or fungi fertilization heavy | moderate | light Instructions: Dahlias are best sown in the early spring, and either moved outside or kept indoors. They are very hardy plants and can tolerate drought, but be careful not to overwater these beauties! ( Find more info on germinating seeds by going to our seed guide ) These seeds are for the 2026 growing season.