"Harvest sunflower seeds when the flower heads and seeds are mature," advises ... most common sunflower variety you'll probably be most familiar with thanks to the giant heads) will not return next ...

Common sunflower seeds, like these from Amazon ... Varieties: Include 'Mammoth', 'Autumn Beauty', and 'Russian Giant'. Dwarf Sunflower (Helianthus annuus): These are smaller, typically growing ...

lettuce and even carrots but the real star performer has been his giant sunflower. Lorcan’s mother, Stephanie bought the seeds. “We have a porch so we let them grow there,” Lorcan explains.