Look to ensure a distance
2.97 inches (7.62 cm) between seeds when sowing - bury at a depth of at least
0.99 inches (2.54 cm) deep. Soil temperature should be kept higher than
4°C / 39°F to ensure good germination.
By our calculations, you should look at sowing Alberta Centennial Pea about 35 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Alberta Centennial Pea is a half hardy plant.