Delphinium Summer Grower Fact

Delphinium Summer


TECHNICAL INFORMATION

Life Cycle:Perennial / first year flowering

Familiy, Origin:Ranunculaceae, China, East Siberia

Sitelocation:Full sun - partial shade

Garden Height:30 cm, 11,81 inch

Flower Size:3,5 cm,1,38 inch

Natural flowertime:June - September

Crop Time:Plug crop: 6 weeks; Green pots: 12-14 weeks; Flowering pots (from sowing to fl ower): 16-20 weeks.

Sell Period:April-May or August-October

Seed Form:Raw Seed

Seed Count:800 K/g

Sowing Method:2-3 seeds per plug

Germination:Stage I: 14-18 days at 20-22 ˇăC; Stage II: 15-20 days at 17-20 ˇăC, Stages III+IV: 20-25 days at 13-17 ˇăC in media with low soluble salt levels and pH: 5.8-6.5. Cover seed lightly with vermiculite or sand after sowing. Keep soil slightly moist but not wet.

Plug Culture:From Stage II reduce the soil moisture, but the plug should not dry out.

Growing On:6-9 weeks after sowing transplant 1 plant into a pot (9-10 cm) and 3 plants into a bigger pot (13-15 cm). Transplant the plug not too deep in substrate.

Media:Use a well-drained media, pH: 5.8-6.5.

Photoperiod / Light:Day length neutral plant. In early spring additional assimilation light combined with long day (14 h) will improve the plant quality and will decrease the cultivation time by 2-3 weeks.

Temperature:Grow at 13-16 ˇăC or outdoors.

Fertilization:Moderate fertilization levels are required.

Cultural Hints:Temperatures above 29 ˇăC can cause fl ower abortion. Temperatures below 13 ˇăC under short days will cause plants to form rosettes and delay flowering.