Asparagus officinalis. (F1) The plant produces heavy yields of large uniform stalks of dark green asparagus. Asparagus is a perennial vegetable, so you plant them just once and enjoy season after season. An all-male variety, which means every plant produces spears and not seeds, resulting in higher yields. A super disease-resistant variety! An excellent choice for home gardens, farmerâs markets, market growers, open production, and commercial production. A variety developed by Rutgers University, New Brunswick, New Jersey, USA. United States Department of Agriculture, G 32611. Disease Resistant: CLS, FCRR, R. LOT NO: R GERMINATION: 85% TEST DATE: 05/20 Seeds Per Pound: 12,800 Plant Height: 7-12â tall Planting Season: Spring Sunlight Requirement: Full Sun Planting Method: Indoor Sow