Gurney's 0.25 lb. Sunflower Mammoth Gray Stripe Seed Packet

If you like sunflower seeds, you will love Mammoth Gray Stripe Sunflower. The bright yellow flowers have been known to grow up to 20 in. in diameter, yielding a bumper crop of seeds. The seeds are high in oil content, making for great flavor when roasted. The plants do well in poor soil and tolerate heat and dry conditions, growing 9 ft. to 12 ft. tall and producing heads that average 10 in. to 15 in. across.