Keep in mind when planting that Kolb is thought of as tender, so remember to wait until your soil is warm and the night time temperature is well above freezing before moving outside.
Growing Kolb from seed
Start seeds indoors six weeks before last frost date.
Transplanting Kolb
Plant to the first set of true leaves to promote strong root growth.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Kolb is a tender plant.