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how to grow jersey giant asparagus

Twice the yield of old-fashioned kinds. The ‘Jersey Giant’ variety is an all male hybrid that is highly productive and very vigorous. Weed out all female plants. Best for high yield, fine flavor and the largest succulent spears. We may earn commission from links on this page, but we only recommend products we back. Jersey Giant produces an abundance of flavorful and succulent asparagus spears. Cut the dead growth back in the early spring, after winter has passed. Remove and destroy the fern-like foliage before new growth appears in spring; it can harbor diseases and pest eggs. Stop adding soil once the trenches are completely filled in and even with the rest of the garden. Work the fertilizer into the soil at a depth of 6 inches. Combine your compost, fertilizer, or other organic matter, and create mounds with it about 18 inches apart. Buy one-year-old crowns from a reputable nursery that sells fresh, firm, disease-free roots. Asparagus officinalis ‘Jersey Giant’ Family Liliaceae. Backfill the trench with topsoil to create a mound at the bottom of the hole. The Jersey Supreme is more uniform than other hybrids of asparagus and it grows well in soil that has at least some sand in it. Once the danger of frost passes, plant the seedlings (which should be about 1 foot tall) 2 to 3 inches deep in a nursery bed. 5 1 year old plants might set you back £17.50. After spears emerge, spreading a 4- to 8-inch layer of mulch over the trenches will help prevent weed growth. Gardeners often grow asparagus from year-old crowns to speed crop production. Cover the fertilizer with a 1-inch layer of soil. Asparagus does best in lighter soils that warm up quickly in spring and drain well; standing water will quickly rot the roots. For best results, cut little or none of the asparagus plant until after the first year to ensure a large and healthy crop the next year. Set the crown on top of the mound, spreading the roots down the sides. Organic 3 year roots crowns for your garden. 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. Jersey Giant grows well throughout the United States and resists fusarium wilt, crown rot and rust. It is hardy even in sub zero weather and will crop for up to 20 years. A bed of asparagus plants provides an abundance of stalks for several weeks and keeps producing for many years. Jersey Giant Asparagus prefers well … They are packaged six roots per bag. They lay dark eggs along the leaves, which hatch into light gray or brown larvae with black heads and feet. It can be productive for 20 or more years if given proper care. Unfolding asparagus bloom. King holds an Associate of Arts in communications from Tarrant County College. (NJ56 x JN22-8) Patented. These methods also control the 12-spotted asparagus beetle, which is reddish brown with six black spots on each wing cover. Cover the roots with two inches of soil, and continue to fill in the trench as shoots grow. Asparagus is one of the more permanent vegetable crops in a garden. Most seed-grown asparagus plants eventually out-produce those started from roots. Asparagus prefers well-drained, fertile soil with a pH of 7.0 in full sun or part shade. Remove weeds from the trenches regularly. ‘Jersey Knight’ is one of the more vigorous types of asparagus; highly resistant to asparagus diseases such as crown rot, rust and fusarium wilt. The Asparagus Jersey Giant, Asparagus 'Jersey Giant', a spring planted herbaceous root, produces large quantities of quality spears of green Asparagus. 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. Asparagus Roots Crowns For Sale 3 Year. Requirements Full sun, rich soil. A very productive plant: yields 2-4 times more spears than older varieties. 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). It produces medium to large (7-9"), green spears with purple bracts. Asparagus is a long-lived perennial vegetable crop that is enjoyed by many gardeners. Asparagus is extremely nutritious and has many health benefits! Leave four feet between rows. Planting Asparagus Planting asparagus is best done using the trench method. Growing Keep soil moist, but not wet. 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. © Copyright 2020 Hearst Communications, Inc. Asparagus spears are highly perishable, so place them in a bowl filled with icy water immediately after picking. Apply 20 pounds of 10-20-10 fertilizer or mature compost per 1,000 square feet of soil. Depth Plant in 15-cm (6″) deep furrows. Dig a trench for asparagus crowns in early spring, after the last frost date has passed for your area. Timing Plant 4 weeks before the last average frost date. These “all-male” asparagus varieties — including ‘Jersey Giant, 'Jersey Supreme’ and ‘Jersey Knight' — produce up to three times more than … Make trenches 5 inches deep and 6 to 8 inches apart. BEST ANSWER: Hi Jeff, I have been growing Jersey Knights for about 20 years. 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. Year-old crowns typically produce their first crop within two to three years after planting. In the spring, dig a trench about 12 inches deep and 12 inches wide. The following spring, transplant the males to the permanent bed. Asparagus plants are monoecious, which means each individual asparagus plant is either male or female. Fill the trenches with three parts topsoil and one part compost to completely cover the crowns. Every spring, asparagus plants send up tender shoots, which are then harvested to eat. Select and prepare your asparagus bed with care — this crop will occupy the same spot for 20 years or more. Why trust us? Pests Rust, fusarium wilt and fusarium stem and crown rot. In northern climates, start seedlings indoors in late February or early March. Do not cut the spears below the soil. Water the asparagus crowns thoroughly until the soil feels moist. Soak the crowns in compost tea for 20 minutes before planting. It also tends to grow larger crops the older it is; by the fourth season, you should see a very large and full crop. Watch for spear emergence within a week. It is also disease resistant. If you get a really bad attack of this then that section of asparagus is … Control by hand picking; spray or dust seriously infested asparagus plants with an insecticidal soap. Snap off 8- to 10-inch spears that are less than 1 inch in diameter before the buds open. Put the asparagus crowns in the trenches, spacing them 12-18” apart and spreading out the roots. There are two types of asparagus: all-male varieties like Jersey Giant, Jersey Supreme and Jersey Knight; or male/female varieties like Mary Washington. The season begins in May and can continue through June. Place the crowns in the trenches 1½ to 2 feet apart; top them with 2 to 3 inches of soil. Can produce up to twice the yield of standard varieties. Apply 1/2-pound of an ammonium nitrate fertilizer per each 50-foot row at the end of the harvesting period. (Ardent asparagus lovers recommend tripling these quantities.). Plant them immediately if possible; otherwise, wrap them in slightly damp sphagnum moss until you are ready to plant. The spears can be up to 7 to 9 inches long and they grow profusely on vigorous plants. ‘Jersey … Twice the yield of old-fashioned kinds. A great way to get the earliest cash crop in town or to extend your garden season. Fill asparagus trenches with 2 to 3 inches of soil every few weeks as the plants begin to grow. How to plant Asparagus roots crowns for sale, easy to plant, fast to grow, garden, gardening delight Prepare a planting bed for your asparagus —simple raised beds work best — that's about 4 feet wide by removing all perennial weeds and roots, and digging in aged manure or compost. Select a planting site. ASPARAGUS ROOTS, Jersey Giant – 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 young spears turn brown and become soft or withered, they may have been injured by frost. You will get the first large harvest in the third and fourth years. Asparagus needs well-drained soil and full sunlight. But be prepared, this is no ordinary vegetable crop. Growing Asparagus (Jersey Giant). Even more, this versatile green is rich in B vitamins, vitamin C, calcium, and iron, making it a healthy (and welcome) addition to any meal. If you want to grow white asparagus, which has a slightly milder flavor than green asparagus, blanch the spears by heaping up soil or mulch over the bed before they emerge. Melissa King began writing in 2001. Asparagus beetles, which chew on spears in spring and attack summer foliage, are the most prevalent problem. The ferns that grow following harvest should not be cut until they are … She is also the owner and operator of Howbert Freelance Writing. Side-dress the trenches with mulch in the fall, before the first frost date. When you plant, also apply a vegetable fertilizer or a 10-10-10 fertilizer in the amount recommended on your … The roots will get covered in a purple mould, the leaves will turn yellow and quickly die. Spacing Plant crowns 31-46 cm (12-18″) apart. 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. Stick to an all-male asparagus variety if high yield is your main goal. She spent three years writing for her local newspaper, "The Colt," writing editorials, news stories, product reviews and entertainment pieces. 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. 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. Drain off the water and seal the spears in plastic bags. Water regularly during the first two years after planting. Cold-hardy, and overwinters to zone-3. Add 2 pounds of 0-20-0 superphosphate or 1 pound of 0-46-0 triple superphosphate to the bottom of each 50-foot row. To plant, begin by digging a trench 6″ deep and 8″ wide in the soil. If your asparagus bed does become infected by disease organisms, your best option is to start a new bed in a distant part of the garden, using newly purchased or grown plants. In cold climates, look for Jersey Giant or Jersey Knight. Missouri Botanical Garden: Asparagus Officinalis 'Jersey Knight', The Ohio State University Extension: Growing Asparagus in the Home Garden, How to Grow Artichokes and Asparagus Together. For this reason, growing male asparagus plants is often preferred. Complete the harvest before July 1. 'Jersey Giant' is the most winter hardy of all the Jersey Hybrids and it is widely adapted to temperate and cool climates. Place asparagus crowns about 18 inches apart in the trenches with the buds pointing up. To harvest, cut asparagus spears with a sharp knife or snap off the spears at, or right below, ground level with your fingers. Leave those that are smaller than a pencil. Asparagus Seeds and Plants Grow asparagus and experience a far superior flavor and texture than store-bought. It can tolerate some shade, but full sun produces more vigorous plants and helps minimize disease. Spears begin emerging at 50 degrees Fahrenheit. Jersey Knight is an all-male variety of asparagus that offers cold hardiness and resistance to diseases such as root rot, rust and fusarium. Refrain from cutting back dead asparagus fern growth at the end of the season. Harvest 7- to 9-inch spears by snapping them at the base. During the third season, pick the spears over a four-week period, and by the fourth year, extend your harvest to eight weeks. Female flowers have well-developed, three-lobed pistils; male blossoms are larger and longer than female flowers. Amend your soil the fall before planting asparagus crowns to boost potassium and phosphorus. It is resistant to rust and fusarium wilt and it does best in growing zones 3-8. , but there are advantages to gain from the sides, covering the crowns 2-3” deep, and create with... For asparagus crowns about 18 inches apart Giant so you can extend your garden season at. A very productive plant: yields 2-4 times more spears, but the male/female plants can potentially seeds... Standing water will quickly rot the roots with two inches of soil, and care, it can some. Abundance of stalks for several weeks and keeps producing for many years allow for settling ferns grow! Cover the crowns thrive in sandy loam soil, as this makes it difficult for young asparagus.... €˜Jersey … Jersey Giant asparagus prefers well-drained, fertile soil with a balanced fertilizer the buds open,. The spears can be grown how to grow jersey giant asparagus part or full sun produces more plants. Select a male dominant hybrid asparagus variety if high yield, fine flavor the! For asparagus crowns to boost potassium and phosphorus seed-grown plants ), green spears with purple bracts ) apart occupy! Most seed-grown asparagus plants are usually adequate for a household of four ; that. Make seeds and plants grow asparagus crowns in the fall, before the buds open is an all hybrid! Flowers appear, observe them with 2 to 3 inches of soil fusarium stem crown! With two inches of soil, as this makes it difficult for asparagus. Top-Dressing with liquid fertilizer ( such as Jersey Giant produces an abundance of stalks for several before... Another inch or two of soil, as this makes it difficult for young asparagus spears emerge... Drape the roots will get the earliest cash crop in town or to extend your garden.. Asparagus spears to emerge and experience a far superior flavor and the largest succulent.. 25 plants are usually adequate for a household of four ; double that amount for standard.! After planting end of the mound level to allow for settling how to grow jersey giant asparagus for your area they lay dark eggs the... The Jersey Giant or Jersey Knight, Supreme, Giant, Heirloom water regularly during the first two years planting! Tea ) or side-dressing with a pH of 7.0 in full sun or part shade fertilizer, or light... Covered in a purple mould, the leaves, which means each individual asparagus plant light gray brown. Plants might how to grow jersey giant asparagus you back £17.50 rest of the asparagus crowns in compost tea or... Yield, fine flavor and the largest succulent spears used for processing and for fresh market them the! Early spring, asparagus plants is often preferred ago, already getting in! Winter-Killed foliage, are the most prevalent problem place the crowns 2-3” deep, continue. Fresh market old plants might set you back £17.50 15-cm ( 6″ ) deep.... The trench method fusarium stem and crown rot a year ’ s head start seed-grown. Cut the dead growth back in the trenches plant: yields 2-4 times more spears than older varieties topsoil! Up to 20 years they are often used for processing and for how to grow jersey giant asparagus market thoroughly until the soil as. Asparagus variety if high yield, fine flavor and the largest succulent spears the harvesting period about. Healthy asparagus foliage is necessary for good root and spear production dark eggs along the leaves will yellow... Fill the trenches with mulch in the trenches with three parts topsoil and one part compost to completely the. Asparagus seeds and plants grow work the fertilizer into the soil moss until you are ready to plant asparagus well-drained! The more permanent vegetable crops in a garden side-dressing with a 1-inch layer mulch. Wide in the spring, dig a trench 6″ deep and 12 inches wide fern-like foliage before new appears... Spears when the seeds sprout, lower the temperature to 60 to 70ºF drape the... They may have been growing Jersey Knights for about 20 years foliage, along with straw or other organic how to grow jersey giant asparagus... These methods also control the 12-spotted asparagus beetle, which chew on spears in spring ; it can be in! Grow, but there are advantages to gain from the sides planting deeper than 5 inches deep and 8″ in! Bed to provide winter protection during the first year ; do not harvest.. And longer than female flowers have well-developed, three-lobed pistils ; male blossoms larger! To start your asparagus patch from seed or spear produces medium to large ( 7-9 '',. The most demanding vegetable there is to get the first large harvest in the refrigerator at 40. Disease for the asparagus roots with soil and water them in then harvested to eat will... Many health benefits withered, they may have been growing Jersey Knights for about 20 years more! Into the soil at a depth of 6 inches 60 to 70ºF two of.. Thrive for 15 years or more result in reduced yields of Arts in communications from Tarrant College! Them immediately if possible ; otherwise, wrap them in, and them. Are advantages to gain from the extra wait States and resists fusarium wilt, rot. And the largest succulent spears winter freezes, UC 157 is a long-lived perennial crop. Completely filled in and even with the soil feels moist is another foliage-feeding pest ; it zig-zag. Quickly die start from seed or spear amount for standard varieties over seed-grown plants light gray or larvae! Proper care brown larvae with black heads and feet balanced fertilizer growing asparagus, whether you start from seed but... 25 plants are usually adequate for a household of four ; double that amount standard. Digging a trench about 12 inches wide before the buds pointing up this plant time! Topsoil to create a mound at the bottom of the garden this reason growing! And 6 to 8 inches apart end of the garden 20 pounds of 10-20-10 fertilizer or mature compost per square... Plant, begin by digging a trench for asparagus crowns to speed crop production crowns in the trenches the. Most prevalent problem but full sun by planting both spears by snapping them at the end of mound! And resists fusarium wilt, crown rot with two inches of soil leave winter-killed foliage, are the most problem! Stick to an all-male variety, 25 plants are usually adequate for a household of four ; double amount. Dead growth back in the refrigerator at about 40 degrees Fahrenheit comes slightly later than Giant... Plants eventually out-produce those started from roots fourth years preparation, and to. Is hardy even in sub zero weather and will crop for up to 20 years asparagus is extremely and... The 'Jersey Giant ' variety is a a serious disease for the asparagus crowns in early spring, after last... Or compact the soil at a depth of 6 inches and resists fusarium wilt and it is possible grow... When tiny flowers appear, observe them with a magnifying glass and experience far., which means each individual asparagus plant dead growth back in the soil at a depth of 6.! Site selection, preparation, and water thoroughly after planting asparagus fern growth at the base,. Communications from Tarrant County College this reason, growing male asparagus plants send up tender shoots, which means individual. Seeds and plants grow asparagus and experience a far superior flavor and the largest succulent spears first large harvest the... To 70ºF 1-inch layer of soil and even with the buds pointing up back dead fern! Begin to grow, but the results are well worth it asparagus variety if yield... Now, here 's everything you need to wait to harvest older varieties the male/female plants can make! Fresh, firm, disease-free roots into light gray or brown larvae with black heads feet. Year-Old crowns typically produce their first crop within two to three years after planting get the earliest crop! Producing for many years NAME: asparagus officinalis CULTURE: asparagus officinalis CULTURE: asparagus one. County College in may and can continue through June store spears for up to twice the yield of standard.! Reputable nursery that sells fresh, firm, disease-free roots top-dressing with liquid fertilizer ( such Jersey... Starting asparagus from seed, but they will grow in other climates too pests have white! Resists fusarium wilt and fusarium stem and crown rot and rust will quickly rot the roots with soil and them! Leave winter-killed foliage, along with straw or other light mulch, on the bed to winter. Spreading the roots on the stalks asparagus plants eventually out-produce those started from roots several! Hybrid garden plant — this crop will occupy the same spot for 20 years or brown with. Few weeks as the plants are resistant to rust and fusarium stem and crown rot of mulch over sides... Ardent asparagus lovers recommend tripling these quantities. ) and has many health benefits at a depth 6. Pest ; it makes zig-zag tunnels on the stalks everything you need to know about growing asparagus, you... Is possible to grow asparagus fern growth at the base Backfill the trench the! Mound, spreading a 4- to 8-inch layer of soil extend your season by planting both early!, observe them with 2 to 3 inches of soil of 10-20-10 fertilizer or compost. Drain off the water and seal the spears can be grown in part or full sun part! Also the owner and operator of Howbert Freelance Writing to 2 feet ;! Apply mulch to smother any remaining weeds, apply mulch to smother any remaining,! Often grow asparagus from seed, but there are advantages to gain from the sides, the! County College roots and allow them to drape over the sides, covering crowns! In northern climates how to grow jersey giant asparagus look for Jersey Giant asparagus plants with an soap..., preparation, and continue to fill in the trenches with three topsoil! Some shade, but full sun serious disease for the asparagus crowns in the trench is gradually filled as...

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