Keep in mind when planting that Aruba 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 Aruba from seed
By our calculations, you should look at sowing Aruba about 91 days before your last frost date.
Transplanting Aruba
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Aruba is a tender plant.