Sunflower Giant Single
Giant Single can grow up to 1.8m tall with a large yellow sunflowers (not quite as large as Giant Russian). Some well composted manure a month before planting and weekly deep watering help sunflowers grow tall.
Plant is a sunny spot that receives ideally 8 hours sun a day. Plant into a spot that has been enriched with organic matter previously as they are heavy feeders (if you want max height). Place a stake and tie to it as the plant grows to protect against the winds.
When to Sow:
Cool Climate: after risk of frost (late OCT – DEC)
Temperate: after risk of frost AUG – DEC
Sub – Tropical: AUG – MAY
Tropical: MAR – NOV
Arid: ALL YEAR (except frost areas)
Spacing: Minimum 30cm spacing.
