BackBack

Sunflower Seeds - Autumn Beauty

$3.25

Helianthus annuus

Striking, late blooming, multi-headed, two-tone flowers. Copper red centers fade to yellow petals with a lot of enjoyable variation. Good cutting flower and lovely ornamental. Plants grow 5-7' high. Direct seed after last frost. Late summer-fall blooming. Full sun. Annual. 
  • Planting Information
  • Growing Information


 

Min. Seeds 

per Packet 
 

Average packet weight 
 
Seeds / gramAverage seed / oz
 
601.75 grams
 
42
 
1200
 
Planting SeasonIdeal Soil TempSunFrost Tolerance
After Last Frost65-85°FFull SunFrost Sensitive
Sowing MethodSeed DepthDirect Seed SpacingDays to Harvest 
Transplant or Direct Seed1"4-6"70 - 80
Mature SpacingDays to SproutProduction CycleSeed Viability
8-12"5-12Annual4-6 years

Site Selection

 

Sunflower is a frost sensitive annual that prefers full sun and well-drained soil with low to moderate moisture. Drought tolerant once established.

 

Planting

 

Direct seed outdoors once the danger of frost has passed. Optimum soil temperature for germination is 65-85˚F. Sow 1" deep and 4-6" apart. Seeds will sprout in 5-12 days. Thin so mature plants are 8-10" apart.