Spears contaminated with beetle eggs may be unmarketable. How to Replant Asparagus. It is essential to shade harvested asparagus and quickly move it to a cooler environment or the packing house to prevent moisture loss and heating. Shallow cultivation should be used to control winter annual weeds in the spring. Dean, B. Asparagus should be packed vertically into ventilated shipping containers that can withstand moisture and prevent the spears from damage. The key to growing asparagus is to have healthy, vigorous plants that produce a lot of spears. Rutgers, The State University of New Jersey They overwinter in debris in and around the field. Asparagus Plumosus House Plant in a 12cm Pot - Asparagus Fern Plant. Tetrault, R., McNab, A.A., Ferretti, P.A., and Orzolek, M.D., (1986) Asparagus Production for Small-Scale Growers and Gardeners, U/Ed/ 86–601. These symptoms are much more severe when the plants are under stress due to excessively long harvests, poor drainage, competition from weeds, and damage from insects and foliage diseases. Fusarium can be identified by the reddish-brown color of the feeder roots, reddish-brown spots and streaks on the storage roots, large reddish lesions on the base of the spears and stalks at or below the soil line, and wilting and die-back of maturing shoots. Asparagus also forms roots near the soil surface and doesn't tolerate root damage, which makes cultivating and other weed control practices difficult. An alternative to purchasing commercial asparagus crowns is to grow your own crowns from seed. Most markets prefer the standard 9-inch long, all-green spear. Sandsted, R. F., Wilcox, D. A., Zitter, T. A., & Muka, A. Careful preparation makes the journey easier. Mow brush from the previous season and apply glyphosate. Rutgers Cooperative Extension, a unit of the Rutgers New Jersey Agricultural Experiment Station, is an equal opportunity program provider and employer. Job Opportunities | Webmaster. Beetles can kill very young seedlings and seriously damage ferns of mature plants. Do You Put Salt on Asparagus Plants?. If your plants are young, the fresh asparagus season may last a couple of weeks. To avoid this happening, plan to harvest at least every other day. After about 4 weeks, side dress with 25–50 lb. Make a 7-inch deep furrow with a middle buster or specially-designed furrow shaper in early April. Cover the crowns with 2–3 inches of soil from the berm, and top dress 25 lb. Miracle-Gro® Performance Organics® Edibles Plant Nutrition Granules. Perennial weeds must be eliminated by tillage prior to planting the crop. Install overhead or drip irrigation, and maintain favorable soil moisture conditions with irrigation as needed. Early in the season, while asparagus shoot buds are still dormant (late February or early March), mow off the brush from the first growing season with a rotary mower. Evaluate the field for perennial weed populations as they can seriously affect the quality and quantity of the crop and harvest. I asked the guy if they could be harvested this year, and he said yes. Be sure to check with your buyer or customers to determine their preferences. Bold colors. Plant healthy, certified 1-year-old crowns; never use 2- or 3-year-old crowns. For more on that, check out our How to Plant a Fall Garden article.). The closer in-row spacing usually produces a higher yield during the first two or three harvest seasons. Ext Bull Mich State Univ Coop Ext Serv. Proper field preparation the year prior to planting asparagus is critical to the success of the crop. If it is a family favorite or you plan to freeze some for later, you will need more. 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