Large Plants La Isla Bonita Ghost Box Does the Picturethis Plant Identifier Really Work? Laidback Gardener Ficus Tree Care How to Grow & Maintain Ficus Indoors Apartment Therapy Monticello Goat's Beard ELAREM Perform FD PLUS GMP Grade Human Platelet Lysate Bougainvillea not blooming? Watch this!! Other reasons your bougainvillea isn't flowering 1. Not Enough Sunlight Bougainvillea is a full sun plant, and without strong, direct sunlight, it simply won't bloom. 2. Poor Nutrition