Scientific Name : Delphinium x belladonna
Common Name : Larkspur
Hardiness Zone : 5a - 9b
Hardiness Degree : -30°F (-34°C)
Blooming Season : Late Spring, Summer, Late Summer
Plant Habit : Upright
Characteristics : Heat Tolerant
Water : Medium
Fertilizer : Once a month
Height : 32 - 40" (81 - 102cm)
Width : 8 - 10" (20 - 25cm)
Exposure : Sun
Versatile Blue Donna can be grown as a hardy perennial and backyard cut flowers.
Idea & Tips : Prefers an evenly moist, loamy, humus-rich soil. Does well in full sun.
: Plug crop time:
5 to 6 weeksTransplant to finish:
12 to 16 weeks
- True blue Delphinium has improved uniformity and colour, increased productivity and more stems per sq. ft./sq. m.
- Heat tolerant with low disease sensitivity.