The Jersey Knight Asparagus, Asparagus 'Jersey Knight', is a vigorously growing strain of asparagus that is noted for its production of a high percentage of large, tender spears. This heavy producer is excellent for cooking and canning, and it is especially suitable for freezing. These hybrid plants are vigorous growers, grow only male plants, and are highly disease resistant. Asparagus is the earliest vegetable harvested fresh from the garden each spring. It is known for its flavor and nutrition. It's an excellent source of vitamin A, and contains significant amounts of vitamin C, riboflavin, phosphorus and calcium. One cup of cooked fresh asparagus contains only 30 calories! Asparagus is a perennial plant that comes back from the same root system each year. A productive bed of asparagus can last 15 years or longer. It needs well-drained, deep soil and plenty of sunlight; at least 8 hours daily.