I have never grown sunflowers before and not sure what they are suppose to do mine are about 4 feet tall right now some have one bloom on them and others have 4 or 5 the blooms are only about 3 to 5 inches but the yellow petils are already falling off is that normal I thought the mammoth had large flower heads on them and well the bloom more this season ? Any help would be appreciated .
I have never grown sunflowers before and not sure what they are suppose to do mine are about 4 feet tall right now some have one bloom on them and others have 4 or 5 the blooms are only about 3 to 5 inches but the yellow petils are already falling off is that normal I thought the mammoth had large flower heads on them and well the bloom more this season ? Any help would be appreciated .