60-75 Days to maturity7-10 Days to sproutBroccoli seeds per packet: About 1,000Broccoli seeds per Oz: About 9,000Broccoli seeds per Lb: About 140,000Plant 1/4″-1/2″ deep, in rows 24″-36″ apart, thinning to 12″-18″ apart once the seeds sprout.Gardeners with a short growing season will want to start seedlings inside and transplant with other warm crops like zucchini. In a warm climate, plant seeds directly in ground approximately 60-70 days before last frost date. Broccoli is a moderate to heavy feeder and would benefit from occasional feedings of manure tea. Keep evenly moist, especially while forming flower heads. Harvest before buds open.