5240 - Mary Washington. Popular variety producing long green spears. Tastes great and has been the most popular asparagus in gardens for over a century. Light cuttings in 2 years; regular cuttings thereafter. Sow indoors 8 weeks before last frost, 1/4" deep at 25°C (77°F). Germination will occur in 10-14 days. Sow outdoors, 3 weeks before last frost,0.25-0.5" deep and 1" apart. Thin or space plants to 18" apart in trenches 8-12" deep. As the seedlings grow, fill the trench back in.