Season - Petunia

Petunias are thirsty. Container-grown petunias may need water daily in the heat of summer.

Because petunias are tender perennials (usually grown as annuals), they have zero tolerance for frost. The season begins the moment the soil has warmed and the danger of frost has completely passed. In temperate climates, this is usually , while warmer southern zones might see petunia season start as early as March or April . Planting Pro-Tip: 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 | Petunias are thirsty