Petunia Season May 2026

Rating: ⭐⭐⭐⭐ (4.5/5)

When the last threat of frost has passed and the soil warms, "Petunia Season" officially begins. Typically running from late spring (mid-May in northern zones) straight through to the first hard frost of autumn (October or November), this is a marathon of floral performance. Whether cascading from a hanging basket, filling a border, or spilling over a stone wall, petunias define the look of a cheerful, thriving summer garden. petunia season

| Feature | Petunia | Calibrachoa (Million Bells) | Geranium | | :--- | :--- | :--- | :--- | | | Large to medium | Very small | Large clusters | | Maintenance | Moderate (pruning, water) | Low (no pruning) | Low | | Heat Tolerance | Excellent | Good | Excellent | | Stickiness | Yes | No | No | | Best Use | Ground cover, baskets | Baskets only | Borders, pots | Rating: ⭐⭐⭐⭐ (4

Petunia season is the undisputed heavyweight champion of the summer garden. Offering an unrivaled explosion of color, non-stop blooming power, and surprising versatility, it’s a must-have for beginners and experts alike. However, a few maintenance requirements keep it from absolute perfection. | Feature | Petunia | Calibrachoa (Million Bells)

Petunia season is a commitment—to watering, to pruning, to occasional sticky hands. But the reward is 5+ months of the most vibrant, joyful color your garden can produce. Buy the wave petunias, set a watering reminder, and prepare for a summer of compliments.