Ferns 3-5' tall. At planting, add good amounts of manure and compost. Dig trenches 8 to 10 inches deep and plant the crowns 12 to 18 inches apart.
Some new methods call for shallower planting.
Spread out the roots. Cover with 3-4 inches of soil. As the shoots emerge continue to fill with soil. Water, if weather is dry. Do not cut spears until the third season after planting.