Try to aim for a seed spacing of at least
1.95 feet (60.0 cm) and sow at a depth of around
0.2 inches (0.5 cm). Soil temperature should be kept higher than
15°C / 59°F to ensure good germination.
By our calculations, you should look at sowing Hybrid orient express about 42 days before your last frost date.
As Hybrid orient express is tender, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.
Orient Express Hybrid, Orient Express F1