The DeGroot Asparagus Jersey Knight Vegetable Plants are an all-male variety that is highly productive and ultra-vigorous. This hardy perennial will produce thick, sweet and tender spears for years to come. 'Jersey Knight' is an open pollinated variety that is highly resistant to rust and tolerates most climates. Modify your delicious homegrown spears to salad, pizza or eat them right off the grill! Asparagus should be planted in the spring in a sunny location. Add these asparagus plants to your vegetable garden so you can bring fresh, delicious flavor your meals.