2007-03-21 14:35:00 · 4 answers · asked by sharp_shooter 4 in Home & Garden ➔ Garden & Landscape
The tallest recorded sunflower grown was 7.76m (25 feet) tall and was grown in the Netherlands
The largest recorded sunflower head measured 82cm (32.5 inches) in diameter and was grown in Canada
2007-03-21 14:47:02 · answer #1 · answered by Ellie 4 · 0⤊ 0⤋
The appropriately named variety "Mammoth" is the tallest I know of. It averages 12' and will grow as tall as 16'.
2007-03-21 14:42:59 · answer #2 · answered by Brady 5 · 0⤊ 0⤋
I grow all kinds of sunflowers and my biggest were "Mammoth" they grew higher than the garage!!
2007-03-21 14:44:05 · answer #3 · answered by robyns1st_nest 2 · 0⤊ 0⤋
My neighboor planted some "russian mammoth by burpee" that were about 15 feet when all was said and done
2007-03-21 14:46:42 · answer #4 · answered by freshbliss 6 · 0⤊ 0⤋