SUNFLOWER THE JOKER - SEED

SUNFLOWERS THE JOKER

How to Grow
9-10 seed/gram. Easy to grow. In late May, choose a sunny site with well draining soil and sow seed about 6-12 mm (1/4-1/2″) deep and 7.5-10 cm (3-4″) apart. Thin or transplant seedlings to 30-45 cm (12-18″) apart. Seed can be started 2-3 weeks early indoors using plantable peat pots or Jiffy 7’s at 21 C (70 F). Harden off seedlings then transplant to a site in full sun. Keep plants evenly watered and fertilize twice during the season with a granular 15-5-15 or equivalent.

BLOOMING SEASON BEGINS
High Summer

LIFECYCLE
Annual

PROPAGATION
Start Indoors or Sow Direct in Spring

DAYS TO EMERGENCE
5 to 10

LIGHT
Full Sun

GROWTH HABIT
Sturdy

FROST TOLERANCE
Killed by Frost

DEGREE OF DIFFICULTY
Easy

HERITAGE
Heirloom

FAMILY NAME
Asteraceae

LATIN
Helianthus annus

SUGGESTED USES
Pollinator and wildlife plant, Produces best sunflower seed for roasting, Tallest/largest sunflower contest