Delphinium elatum – Million Dollar Blue – Hybrid Bee Delphinium
True blue flowers on sturdy stems. Semi-double to double flowers. Very heat tolerant.
Attracts: Butterflies, Hummingbirds
Resists: Deer, Rabbits
Rich, alkaline soil of average moisture. Fertilize regularly. May require staking.
Maintenance Category Easy
Water Category Average
Flower Form Border Plant, Cut Flower, Dried Flower, Mass Planting, Specimen or Focal Point
Soil Fertility Average Soil, Fertile Soil
Soil PH Category Alkaline Soil, Neutral Soil
pH B - pH 5.8 - 6.2
EC (2:1 Extraction Method) 0.6 - 0.9
Fertilization 200 - 300
Light Requirements High
Water Requirements Moderate to Moist
Rooting Out Temperature 65 - 72° Fahrenheit
Growing On Temperature 55 - 65° Fahrenheit
Holding Temperature 40 - 50° Fahrenheit
Planting and Timing Information
Early Spring through Fall Finish. Standard PPP.
Finishing Times [weeks]
4-5" and Quart Pot : 6-7
6" and Gallon Pot : 8-9
7-9" Pot : 9-10
10-12" and Two Gallon Pot :
Pinching and Growth Regulators
No pinching needed
Pest and Disease Management
General pest and disease practices as listed in notes.
Good air circulation and water drainage critical. Use a soil mix that is moisture retentive but has excellent drainage.