GardeningKnowHow.com, offers articles on plumeria care, including information on pruning. Another source, the National Gardening Association, offers a guide for plumeria plant care on its website, Garden.org focuses on features of the plant and tips for its care.
At GardeningKnowHow.com, enter "plumeria" into the search bar to view several articles on planting, pruning and fertilizing. Experienced gardeners write each article and often include a relevant photo.
From Garden.com, click on Plant Care Guides in the side menu. Plumeria is in the Trees and Shrubs section of the plant list. The guide features a photo, details about suitable planting locations, sapling planting instructions, and fertilizing and watering amounts.