Keep in mind when planting that Negro de jaen 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 Negro de jaen from seed
Start seeds indoors six weeks before last frost date.
Transplanting Negro de jaen
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 Negro de jaen is a tender plant.