Petunia Bloom Time Jun 2026

If you start petunias from seed, you can expect them to begin flowering approximately 10 to 12 weeks after germination. Because they take a while to get going from seed, most gardeners purchase nursery starts.

Petunias grow in a cycle:

Have a question about your petunias? Drop a comment below and let us know what variety you’re growing this year! petunia bloom time

“It’s time,” she said softly.