Some popular types of petunias and their blooming seasons include:
Because petunias are most commonly grown as annuals, their life cycle is fast. They are heat-loving plants that hit their stride when evening temperatures consistently stay above 15°C (60°F). While they can survive a light, fleeting frost, they truly thrive in the heart of summer. The Spring Kickoff petunia blooming season
Note: Many modern "self-cleaning" varieties, like Supertunias, do not require manual deadheading, though they still benefit from occasional grooming. The Mid-Summer Haircut Some popular types of petunias and their blooming