You can also start the seeds indoors and transplant the sunflower buds. You can plant perennial sunflowers of the Helianthus ...

These buds slowly unfurl, revealing the sunflower’s colorful petals. This reproductive state of sunflower development occurs about 5 to 10 weeks after the seeds are sown. Blooming stage ...

Sunflower buds are "heliotropic," meaning they shift to face the sun. That makes the flower a favorite of actress Helen Mirren: "I don't think there's anything on this planet that more trumpets ...