Keep in mind when planting that Violet de Chioggia is thought of as half hardy, so remember to watch your frost dates and ensure you have this plant protected when the temperature dips. Violet de Chioggia requires a loamy and sandy soil with a ph of 5.6 - 6.6 - it grows best in weakly acidic soil.
Try to ensure a gap of at least
1.95 feet (60.0 cm) when sowing to prevent overcrowding your seedlings. Soil temperature should be kept higher than
18°C / 64°F to ensure good germination.
By our calculations, you should look at sowing Violet de Chioggia about 48 days before your last frost date.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Violet de Chioggia is a half hardy plant.