Seed Quantity- 20 Seeds Per Packet Sunflower Dwarf double are annuals with showy, daisylike flower-heads that are usually 2-4 inches across and bright yellow (though occasionally red). Tall and course, the plants have creeping or tuberous roots and large, bristly leaves. Today, varieties have even been developed for small spaces and containers.
Sunflower Dwarf double Most sunflowers are remarkably tough and easy to grow as long as the soil is not waterlogged. Most are heat- and drought-tolerant. They make excellent cut flowers and many are attractive to bees and birds. Smaller plants with big-time flower power. Striking compact, low-growing sunflower fills vase after beautiful vase with luminous, long-stemmed, brown-eyed, golden flowers. Heavy-branching, tall plants will keep your home aglow with joyous blooms.
Sunflowers grow best in locations with direct sun (6 to 8 hours per day); they prefer long, hot summers to flower well. Sunflowers have long tap roots which 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 is not too compact. Find a well-drained location, and prepare your soil by digging an area of about 2-3 feet in circumference to a depth of about 2 feet.Though they are not too fussy, sunflowers thrive in slightly acidic to somewhat alkaline (pH 6.0 to 7.5). Sunflowers are heavy feeders so the soil needs to be nutrient-rich with organic matter or composted (aged) manure. Or, work in a slow release granular fertilizer 8 inches deep into your soil. If possible, put seeds in a spot that is sheltered from strong winds, perhaps along a fence or near a building.