Proper time to fertilize asparagus.? Broadcast lime before planting, and 6-12-12 fertilizer or its equivalent before planting and immediately after harvest each year according to the Fertilize your asparagus fern. During the period of growth, March to August, you will need to fertilize every three to four weeks. Healthy asparagus plants can produce a reliable harvest for 10 years or more. To harvest, grasp five- to eight-inch long spears at the base and bend them toward the ground. Once established, asparagus is fairly low maintenance with the exception of keeping the area weed free and watering, but what about overwintering asparagus plants? Fertilize the plants each spring for the first three years and in July after the shoots are picked when plants are over three years old. Asparagus grows best on soils with a pH of 6.0-6.5. Fertilizing is an excellent way to replenish the natural nutrients in your plant’s soil. Asparagus is quite easily grown and when established, will continue to produce for 15-20 years, so it is important to allocate it its own bed, where it will not be disturbed by the comings and goings of short lived annual crops. Asparagus planting produces for decades – The Smarter Gardener. of mulch to your asparagus bed. Grow a soil-building cover crop such as vetch, bell beans, and oat grass and turn the residue into the soil at flowering the spring before planting your crop. That means in many garden zones, even with freezing winters, it will come back year after year. N.p., n.d. You'll find answers to many questions on our FAQ page. Work in two to three inches of compost then add a 10-20-10 fertilizer at a rate of two pounds per one-hundred square feet to the soil that is worked to a depth of six inches. For a complete background on how to grow asparagus plants, we recommend starting from the beginning. After the final harvest at the end of the season, the soil will benefit from additional nitrogen. Harvest the plants only after they grow for two full years, and harvest lightly in the first year. Asparagus can also be fertilized after the last harvest in … Asparagus should be fertilized in the spring as spears emerge and again right after the last harvest in June for older plantings. Will this manure be absorbed into the asparagus, rendering it unfit for consumption or freezing? Asparagus Fern Growing Tips & Types of Fertilizers. N.p., n.d. Asparagus fern is used as an ornamental plant in the garden or in a container inside or outside. After that, fertilizing monthly should be adequate. “Asparagus – An Early Spring Treat.” West Virginia University Extension Service. And like all perennials fall clean-up and fertilizing are good practices to incorporate into your seasonal chores. 6. “The year after planting, asparagus can be harvested several times throughout a three-week period, depending on air temperatures. You should purchase a soluble (liquid), all-purpose fertilizer. Asparagus performs best in a soil with a pH of 6.5 to 7.5. The reason for this is because asparagus, unlike other vegetables, are perennials that can thrive without being disturbed for a long time – up to 20 years if not more. “Answers to Frequently Asked Asparagus Questions .” Iowa State University Horticulture and Home Pest News. I’m learning how to plant asparagus in the garden where I know it can be fresh and most importantly, free. 1 Answer. Other Autumn Asparagus Care. The spear will snap where it is free of fiber. But the salt can also break up and damage the soil structure in your planting bed. Web. This will help to smother the weeds in the bed and will help fertilize the bed for next year. Any other tips for growing asparagus are welcome. A bed of 25 mature plants will produce about 10 pounds of asparagus per year. Always … Asparagus beds should be moist, but not soggy. Proper care for asparagus includes annual fertilization with the best type of fertilizer. Asparagus Soil pH Requirements To understand exactly what additional nutrients asparagus will require, you should always perform a soil test and base the fertilizing decisions on the results. Starting the fourth year, delay application until June or July (immediately after harvest). For asparagus, have your soil tested to determine phosphorus and potassium needs. This will lessen the chances of fungal diseases overwintering in the foliage. 27 Feb. 2014. NOTE: This is part 5 in a series of 10 articles. To understand exactly what additional nutrients asparagus will require, you should always perform a soil test and base the fertilizing decisions on the results. Asparagus is a resilient, perennial crop that produces early in the growing season and can produce for 15 years or more. Apply one to two pounds of an all-purpose fertilizer such as 10-10-10 per one-hundred square feet. . It's generally a good idea to think about fertilizing asparagus in the hot summer months of July or August. For over 200 years, Stark Bro's has helped people around America provide delicious home-grown food for their families. Asparagus does not keep for very long after it’s picked, so be sure to eat it within two or three days from harvest. Asparagus usually likes a balanced fertilizer of 5-10-10 or 8-24-24. Clean spears will push up through the mulch in spring. Relevance. Fertilize Asparagus Before and at Planting. Work into the soil a small amount of nitrogen fertilizer, such as 34-0-0, at a rate of a few ounces per one-hundred square feet. The Best Fruit-Tree Varieties for Organic Growing. We love to keep in touch with our customers and talk about what's happening each season at Stark Bro's. Mulch heavily around the plant to conserve soil moisture and reduce weed growth. A bed of asparagus plants provides an abundance of stalks for several weeks and keeps producing for many years. For over 200 years, Stark Bro's Nursery has been helping homesteaders across America live more self-sufficient lifestyles. Managing the asparagus fern: It is important to remember that the asparagus fern is the "factory" that supplies the energy to the crown and storage roots for the next year's crop. The plants were big 6 feet tall in summer . Asparagus is a hardy perennial vegetable that lasts up to two or three decades in a planned and well-maintained garden, according to University of Illinois Extension. Fertilizing is an excellent way to replenish the natural nutrients in your plant’s soil. When should I fertilize and what fertilizer is best? A neighbor with good intentions has spread decomposed horse manure over our asparagus bed. This approach encourages vigorous growth of the “fern,” which produces and stores nutrients in the roots for next year’s production season. The first 3 years in spring, apply a well-balanced fertilizer. Freeze your summer fruit harvest to enjoy any season! Irrigate the plants after planting and regularly while the ferns are growing. It’s best to feed your asparagus bed every year–about this time. The asparagus plant is composed of ferns, crown and a root system (Figure 1). Asparagus is a great tasting perennial vegetable. Answer Save. Locate asparagus along the back or side of your garden, as 5-foot-tall asparagus fronds will shade any nearby plants. Answer: Asparagus is a hardy perennial. Make sure to dilute the fertilizer to ½ strength. 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