Petunia Blooming Season Guide

Because petunias produce so many flowers in a single season, they are "heavy feeders." To keep the blooming season going strong, use a balanced, water-soluble fertilizer every two weeks. For containers, where nutrients leach out quickly with frequent watering, some gardeners fertilize weekly at half-strength. How to Extend the 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

Most gardeners purchase "nursery starts" in April or May. These plants are often already blooming thanks to greenhouse conditions. Once transplanted into your garden—provided the danger of frost has passed—they will continue to produce flowers as the days grow longer. The Summer Peak petunia blooming season

Blooming usually begins once the soil has warmed to at least 60∘F60 raised to the composed with power F and the danger of frost has passed .

Some popular types of petunias and their blooming seasons include: Because petunias produce so many flowers in a

May need watering every day during the height of summer.

Petunias are sun worshippers. To maintain a heavy blooming schedule, they require at least daily. If planted in too much shade, the plants will become "leggy" (long, thin stems with few leaves) and produce significantly fewer flowers. 2. Watering Consistency The Summer Peak Blooming usually begins once the

The most common complaint gardeners have is that their petunias look "tired" or "scraggly" by mid-August. You can prevent this and extend the season with two simple techniques: Deadheading