Tithonia rotundifolia. 80 to 90 days.
Mexican Sunflower is an annual sunflower variety native to North and Central America.
Fast growing plant reaches 3 to 8 feet in height and produces dozens of fiery red to orange, daisy-like blooms throughout the summer and into fall.
The showy flowers attract bees, butterflies, and other beneficial insects. Hummingbirds are also attracted to the nectar-rich blooms.
An excellent selection for beginner gardeners, as this variety grows quickly and requires little attention after it's established.
Mexican Sunflower
Growth Chart
Hardiness Zones:
2 to 11
Light Requirement:
Full sun
Soil Type:
Rocky, sandy, well-drained
Sow Depth:
1/4 inch
Plant Spacing:
12 to 24 inches
Germination Temp:
70°F or higher
Germination Time:
7 to 14 days
Bloom Time:
Midsummer to first frost
Growing Tips
Direct sow in late spring once the soil has warmed to 70 degrees F or higher by lightly pressing the seeds into the soil's surface. Keep soil moist until germination, which shouldoccur within 7 to 14 days.
