Sunflowers grow best in locations with direct sunlight (6 to 8 hours per day); they require long, hot summers to flower well. Sunflowers have long tap roots that need to stretch out, so the plants prefer well-dug, loose, well-draining soil; in preparing a bed, dig down 2 feet in depth and about 3 feet across to ensure the soil isn't too compact.
Knowing when to plant vegetables in your state is important. Most states have a few hardiness zones that can vary drastically in planting schedules. Most of the United States is covered in zones 3-9. If you know your zone then just select it below to see your vegetable planting calendar.
Plant the sunflower seeds over the soil in mid- to late April, but no later than mid-May. And it takes about 90 days for them to grow, this is because for the best dove hunting the sunflowers need to be grown by mid-August. You want about 5 to 6 pounds per acre, sown in rows that happen to be spaced 3 feet apart.
Sunflowers are appealing for the bright color they bring to the landscape. While there are numerous varieties available, sunflowers commonly bloom during summer and a portion of fall, with the middle of summer as the peak season. With minimal care, these plants can shower your garden with color,
Contemporary sunflowers trace their ancestry to plants found at archeological sites dating from 3,000 BC. While they grew abundantly on the Great Plains, sunflowers were first purposely cultivated by Native Americans in the Southwest or Mississippi River valley area as a source of medicine, fiber, seeds, and oil.
Frost kills! When planting sunflowers, either start them in a greenhouse/indoors and transplant them or directly seed them in the ground after the danger of frost has passed. If you're wondering when to plant sunflowers, we'd recommend planting them a couple of times over the course of the spring/summer since they flower for a limited time.