For climates that don't have deep winter freezes, UC 157 is a good â¦ She spent three years writing for her local newspaper, "The Colt," writing editorials, news stories, product reviews and entertainment pieces. Fill the trenches with three parts topsoil and one part compost to completely cover the crowns. And it is probably the most demanding vegetable there is to get started. King holds an Associate of Arts in communications from Tarrant County College. It is hardy even in sub zero weather and will crop for up to 20 years. I get my asparagus crowns from the good folks at â¦ ASPARAGUS ROOTS, Jersey Giant â Asparagus officinalis FULL SUN Native to most of Europe, North Africa and many parts of Asia, Asparagus has been cultivated for thousands of years. If you get a really bad attack of this then that section of asparagus is â¦ The Romans, especially, prized the vegetable. Plant Asparagus roots: Buy Jersey Knight, Supreme, Giant, Heirloom. Next, place crowns at the bottom of the trench, water in, â¦ Planted new asparagus crowns 2 weeks ago, already getting growth in January. Spears begin emerging at 50 degrees Fahrenheit. 'Jersey Giant' is the most winter hardy of all the Jersey Hybrids and it is widely adapted to temperate and cool climates. Partially refill each trench with the soil from the sides, covering the crowns 2-3â deep, and water them in. The crop comes slightly later than Jersey Giant so you can extend your season by planting both. Store spears for up to two weeks in the refrigerator at about 40 degrees Fahrenheit. Sow single seeds in newspaper pots, place the pots in a sunny window, and use bottom heat to maintain the temperature of the mix in the pots at 77ºF. They lay dark eggs along the leaves, which hatch into light gray or brown larvae with black heads and feet. This plant takes time to grow, but the results are well worth it. In the spring, dig a trench about 12 inches deep and 12 inches wide. Gardeners often grow asparagus from year-old crowns to speed crop production. While the idea of growing asparagus may be overwhelming, it shouldn't be: Asparagus is a great starting point because it's one of the few perennial vegetables that'll grow fresh spears year after year with little space and effort. Leave winter-killed foliage, along with straw or other light mulch, on the bed to provide winter protection. Jersey Giant grows well throughout the United States and resists fusarium wilt, crown rot and rust. Female plants produce berries; males plants do not expend energy on berries so they can be up to three times more productive than female plants. Cold-hardy, and overwinters to zone-3. To plant asparagus crowns, dig trenches 12 inches wide and 6 inches deep (8 inches in sandy soil) down the center of the prepared bed. Plant asparagus just once for several years of harvest. (NJ56 x JN22-8) Patented. Water regularly during the first two years after planting. Cover spears with mulch or newspaper when freezing nights are predicted. The 1/4-inch-long, metallic blue-black pests have three white or yellow spots on their backs. Very adaptive, and easy to grow. When tiny flowers appear, observe them with a magnifying glass. In northern climates, start seedlings indoors in late February or early March. Cut the dead growth back in the early spring, after winter has passed. To harvest, cut asparagus spears with a sharp knife or snap off the spears at, or right below, ground level with your fingers. Gently loosen the roots and allow them to drape over the sides of the trenches. Resists fusarium wilt, crown rot and rust. Jersey Giant Asparagus plants are resistant to most diseases and will keep growing for up to 20 years! It was brought to America with the earliest colonists where it escaped from gardens and â¦ It takes patience to start your asparagus patch from seed, but there are advantages to gain from the extra wait. 04--Jersey Supreme Asparagus Jersey Supreme is the first of the Jersey varieties to be ready for harvest, a full 7-10 days before Jersey Knight or Giant. The âJersey Giantâ variety is an all male hybrid that is highly productive and very vigorous. If young spears turn brown and become soft or withered, they may have been injured by frost. Female flowers have well-developed, three-lobed pistils; male blossoms are larger and longer than female flowers. The season begins in May and can continue through June. Starting asparagus from one-year-old crowns gives you a year’s head start over seed-grown plants. Set the crown on top of the mound, spreading the roots down the sides. With proper site selection, preparation, and care, it can thrive for 15 years or more. Side-dress the trenches with mulch in the fall, before the first frost date. To plant asparagus crowns, dig trenches 12 inches wide and 6 inches deep (8 inches in sandy soil) down the center of the prepared bed. Continue adding soil periodically until it is slightly mounded above surface level to allow for settling. It can tolerate some shade, but full sun produces more vigorous plants and helps minimize disease. Unfolding asparagus bloom. Year-old crowns typically produce their first crop within two to three years after planting. Planting: Dig a trench 8 inches deep and wide enough to accommodate the outspread roots (about 10 inches), then space the asparagus 18 inches apart. 5 1 year old plants might set you back £17.50. It also tends to grow larger crops the older it is; by the fourth season, you should see a very large and full crop. When you plant, also apply a vegetable fertilizer or a 10-10-10 fertilizer in the amount recommended on your â¦ Refrain from cutting back dead asparagus fern growth at the end of the season. 6 Things You Need to Know Before Growing Broccoli, The Secret to Growing the Most Flavorful Eggplants, Follow This 6-Step Guide to Grow the Best Tomatoes. Remove weeds from the trenches regularly. Gardeners in Zones 4 to 6 have a wider selection of varieties, including âJersey Giantâ, âJersey Kingâ, and âJersey â¦ âJersey â¦ Twice the yield of old-fashioned kinds. Cover the fertilizer with a 1-inch layer of soil. Seed-grown plants don't suffer from transplant trauma like nursery-grown roots, and you can buy a whole packet of seed for the same price you'll pay for one asparagus crown. Jersey Giant produces an abundance of flavorful and succulent asparagus spears. While you might think that two-year-old crowns are a better option, they tend to suffer more from transplant shock and won’t produce any faster than one-year-old crowns. Select a planting site. 7 Major Reasons You Should Try Dry January, What Our Senior Home Editor Wants Right Now, This content is created and maintained by a third party, and imported onto this page to help users provide their email addresses. Planting deeper than 5 inches may result in reduced yields. The most common way to plant asparagus crowns is in a trench. Twice the yield of old-fashioned kinds. After spears emerge, spreading a 4- to 8-inch layer of mulch over the trenches will help prevent weed growth. Asparagus beetles, which chew on spears in spring and attack summer foliage, are the most prevalent problem. When the seeds sprout, lower the temperature to 60 to 70ºF. SCIENTIFIC NAME: Asparagus officinalis CULTURE: Asparagus is a long-lived perennial vegetable crop. © Copyright 2020 Hearst Communications, Inc. Asparagus spears are highly perishable, so place them in a bowl filled with icy water immediately after picking. Asparagus is one of the more permanent vegetable crops in a garden. Fill asparagus trenches with 2 to 3 inches of soil every few weeks as the plants begin to grow. âJersey Knightâ is one of the more vigorous types of asparagus; highly resistant to asparagus diseases such as crown rot, rust and fusarium wilt. The 'Jersey Giant' variety is an all male hybrid that is highly productive and very vigorous. The Jersey Giant Asparagus is a male hybrid garden plant. Even though it takes asparagus plants three years to fully mature, it'll be well worth it when you have a bounty of nutritious spears at your disposal. Jersey Knight is an all-male variety of asparagus that offers cold hardiness and resistance to diseases such as root rot, rust and fusarium. Plant once, harvest for years: growing asparagus in a well-maintained bed can provide you with sweet, slender veggies for up to 15 years. Can produce up to twice the yield of standard varieties. Dig a trench for asparagus crowns in early spring, after the last frost date has passed for your area. Cover the roots with two inches of soil, and continue to fill in the trench as shoots grow. (Ardent asparagus lovers recommend tripling these quantities.). These âall-maleâ asparagus varieties â including âJersey Giant, 'Jersey Supremeâ and âJersey Knight' â produce up to three times more than â¦ It is resistant to rust and fusarium wilt and it does best in growing zones 3-8. Water the asparagus crowns thoroughly until the soil feels moist. Best for high yield, fine flavor and the largest succulent spears. With an all-male variety, 25 plants are usually adequate for a household of four; double that amount for standard varieties. But be prepared, this is no ordinary vegetable crop. Fertilize in spring and fall by top-dressing with liquid fertilizer (such as compost tea) or side-dressing with a balanced fertilizer. Complete the harvest before July 1. The spears can be up to 7 to 9 inches long and they grow profusely on vigorous plants. The spears are not heat resistant, but Jersey Giant is well adapted to the South, as is evident by its inclusion on the recommended varieties list of ten Southern states' university extension services (sweeping from Arkansas across to Georgia and Virginia, and every state in between). Work the fertilizer into the soil at a depth of 6 inches. According to most historical accounts and online sources, the wild ancestor of asparagus was foraged and enjoyed principally by the ancient Greeks, and later the Romans around 200 B.C.E.. Beginning around that time, it was bred from a feral plant into the widespread, globally â¦ Planting Asparagus Planting asparagus is best done using the trench method. 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