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If you keep the sunflowersIf you keep the sunflowers clustered, you will probably get taller stalks but smaller heads. It's fine to sow them in a clump, but you'll want to thin them to 3 or 4 for size. If you want a giant, them them to 2 plants at 1 foot tall. It's up to you!

2015 Special Edition Garden GuideCooking Fresh with The Old Farmer's AlmanacThe Almanac Monthly Digital MagazineWhat the heck is a Garden Hod?