Start indoors six to eight weeks before last frost date.
Try to aim for a seed spacing of at least 1.95 inches (5.0 cm) and sow at a depth of around 0.2 inches (0.5 cm). Soil temperature should be kept higher than 18°C / 64°F to ensure good germination.By our calculations, you should look at sowing Purple Jalapeno about 38 days before your last frost date.