Dusting diatomaceous earth periodically on underside of leaves and around base helps prevent insects from chewing on leaves.
Position in a full sun location and remember to water moderately. Keep in mind when planting that Blue is thought of as hardy, so this plant will survive close to or on freezing temperatures.Strong, quick germination
Try to aim for a seed spacing of at least 11.7 inches (30.0 cm) and sow at a depth of around 0.5 inches (1.27 cm). Soil temperature should be kept higher than 20°C / 68°F to ensure good germination.By our calculations, you should look at sowing Blue about 42 days before your last frost date.
Can be transplanted outdoors a month before last frost date
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Blue is a hardy plant.By our calculations, you should look at planting out Blue about 30 days before your last frost date.
leaves can be harvested any time—a cut and come again plant.
This variety tends to be ready for harvesting by early summer.borage