With its hybrid vigor, 21st Century is more adapted to a wide range of growing conditions in the garden compared to other garden phlox. Best yet, this mixture withstands hot and humid conditions. Primed seed ensures that seed germinate rapidly and well. 21st Century phlox presents its best attributes when grown in 4" pots or larger containers.
Color: Mixture of blue, crimson, scarlet, salmon and white
Soil temperature: 58 - 70 degrees fahrenheit
Germination lighting: Dark required
Germination days: 5 - 10 days
Grow on temperature day: 55 - 60 degrees fahrenheit
Grow on temperature night: 50 - 55 degrees fahrenheit
Weeks indoor: 8 - 14 weeks
Plant height: 10"
Plant type: annual