Woods Grown American Ginseng
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Transcript of Woods Grown American Ginseng
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Growing American ginseng in Your Woods
Presented by Jarett Cook
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History • Ecology • Production • Pest Management • Processing
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History • Ecology • Production • Pest Management • Processing
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http://herbalisten.blogspot.com/2012/12/ginseng-panax-ginseng.html
• 4,000 years of traditional Chinese Medicine • Panax ginseng
– Panacea = cure all – jen-shen = “man root”
• Strengthen body & mind • Prolong life • Became nearly extinct
Historical Use
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Discovery
• Known by Europeans in 1200s • Mentioned by Marco Polo • Traded by Dutch merchants • Described by Jesuit missionaries in China • Discovered American ginseng in 1709
– Gathered by Mohawks – Reported by Father Joseph Francois Lafitau
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Early Harvesting
• Company of the Indies exported by 1720 • Began in Quebec around Montreal • Traded alongside furs • Harvested by Indians and Europeans • Discovered in New England in 1750 • Followed westward settlement • Daniel Boone lost 30,000 lbs in 1780s
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http://seattletimes.com/html/books/2004083145_boone23.html
Over Harvesting
• Annual harvest of 381,000 lbs 1821 - 1899 • Wild populations significantly decline • Exports decline in 1890s • Regulations imposed
– Harvest seasons
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http://www.ginsengboard.com/aboutus.cfm
• Began in late 1880s – Transplants – Artificial shade – Seeding
• Growers associations in 1902 • Farmers’ bulletins and journals published
– Special Crops and Ginseng Journal • Insurance policies • USDA began promoting in 1898
Early Cultivation
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http://www.ebay.com/itm/1905-ad-chinese-american-ginseng-company-/300530996761
http://www.ebay.com/itm/1903-AD-CHINESE-AMERICAN-GINSENG-GROWERS-CO-/200895961502?pt=LH_DefaultDomain_0&hash=item2ec655199e
Promotions
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Cultivation Expands
• Started in New York State – by George Stanton
• Moved westward – Pennsylvania, Ohio, Kentucky, Indiana, Minnesota
and Michigan
• Started in Wisconsin in 1904 – Fromm brothers near Wausau – Marathon County, 95% of modern cultivation
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http://blog.aclipse.net/teach-in-Korea/bid/56849/Shopping-at-Department-Stores-vs-Street-Markets-in-Korea
Markets
• 21,000 tons of root from 1821-1983 • Hong Kong imports 80% of U.S. roots • China is largest consumer • Over 40 grades
– Age, shape, texture, color and taste
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• Convention in Threatened and Endangered Species
• Listed as threatened in 1975 – Limited harvest season & age – Certification of exports – Enforced through state laws
http://ornithologyexchange.org/articles/_/community/new-chief-for-usfws-division-of-migratory-bird-management-r41
CITES
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History
• Ecology • Production • Pest Management • Processing
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http://0.tqn.com/d/forestry/1/0/C/D/sangcrofta.jpg
Panax quinquefolius
• Perennial, herbaceous and long-lived • Regrows from root • Annual stem • Compound leaves
– Ovate & serrated – Form “prongs”
• Flower spike
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http://www.wildgrown.com/index.php/Wild-Ginseng-Harvesting-Practice.html
Life Cycle
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Seed Production
• Flowers in May • Ripen in August • 1-3 seeds in berries • Stratify 18-22 months • Germinate in April
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Prong Development
• 1 year seedlings – Trifoliate, 2-3”
• 2 year plants – Single prong, 4-7”
• 3 - 6 year plants – Two prongs
• 7 - 9 year plants – Three prongs
• 10 to 11 year plants – Four prongs, 20-24”
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Aging Roots
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http://www4.agr.gc.ca/AAFC-AAC/display-afficher.do?id=1301436489185&lang=eng
Distribution
• Native to eastern North America – Ontario & Quebec – New England – Appalachia – Ozarks – Upper Midwest
• Cultivated – British Columbia – Washington – Korea – China
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http://dailyapple.blogspot.com/2010/04/apple-452-forests.html
Preferred Conditions
• Hardwood forest • North to east slopes • 5-20% grade • 75% shade or more • Cool and moist
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http://www.organicrosecare.org/articles/soils_primer.php
Preferred Soils
• Loamy to sandy loam • High organic matter • Well drained • 4.5-7 pH • 4000 lbs/acre calcium • 95 lbs/acre phosphorus
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http://www.bio.brandeis.edu/fieldbio/Edible_Plants_Ramer_Silver_Weizmann/Pages/spp_page_maple.html
http://www.lakeeureka.eureka.lib.il.us/trees/redoak.html
http://apps.acesag.auburn.edu/projects/plants/plant/view.php?plantid=4c97a8684e02a6.22538701
Overstory Indicators
• Sugar maple, Acer sacharum • Basswood, Tilia americana • Black walnut, Juglans nigra • Red Elm, Ulmus americana • Red oak, Quercus rubra
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Understory Indicators
• Maidenhair fern, Adiantum pedatum • False Solomon’s seal, Smilacina racemoso • Rattlesnake fern, Botrychium virginianum • May apple, Podophyllum peltatum • White baneberry, Actaea pachypoda • Hepatica, Hepatica acutiloba • Blue cohosh, Caulophyllum thalictroides
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Understory Indicators
• Jack-in-pulpit, Arisaema triphyllum • Christmas fern, Polystichum acrostichoies • Goldenseal, Hydrastis canadensis • Blood root, Sanguinaria canadensis • Leeks, Allium tricoccum • Trillium, Trillium spp. • Wild ginger, Asarum canadense
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History • Ecology
• Production • Pest Management • Processing
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Field Cultivated
• Artificial shade • Field soils • Straw mulch • Raised beds • 3-4 year rotations • 100 lbs/acre of seed • 2,500 lbs/acre of root
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Woods Cultivated
• Natural shade • Forest soils • Leaf mulch • Raised beds • 6-9 year rotations • 48 lbs/acre of seed • 600 lbs/acre of root
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Wild Simulated
• Natural shade • Forest soils • Leaf mulch • No Tillage • 9-12 year rotations • 20 lbs/acre of seed • 160 lbs/acre of root
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Woods vs. Field Grown
• Rotation length • Pest issues • Labor and cost • Root yield • Root quality
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Seed
• Must be stratified! • Plant in the fall
– 1/2 -1” deep – Hand plant – Broadcast – Machine planter
• 6,500 seeds/ lb. • $80 - $140/ lb.
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Fertilizer
• Test soil ever 2-3 years • Need 1,000 lbs/acre Ca
– Add 50lbs/1,000 sq. ft – Limestone for pH < 4.5 – Gypsum for pH > 4.5
• Need 95 lbs/acre P
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Planting Beds
• Mix organic matter and/or fertilizers – 4 - 6’ wide – 6 - 9” tall
• Plant seeds – 6 - 9” rows – 1’ apart – Broadcast
• Mulch 1 - 3”
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History • Ecology • Production
• Pest Management • Processing
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Alternaria blight
• Caused by Alternaria panax • Bull’s eye leaf spots
– Water soaked – ½” diameter – Turn tan and papery
• Kills foliage • Mature plants survive
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Managing Alternaria
• Thin stands for circulation – 1 to 2 plants/ sq. ft
• Remove infected plants • Fungicides
– boscalid – mancozeb – chlorothalonil
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Botrytis blight
• Caused by Botrytis cinerea – Water soaked lesions – Black sclerotia
• Late in season • Defoliation • Not fatal
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Powdery mildew
• Cause by Erysiphe spp. – Leaves covered in white mycelium – Turn a reddish purple
• Late in season • Defoliation • Not fatal
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Damping-off Disease
• Complex of fungi – Pythium spp., – Fusarium spp. – Rhizoctonia solani – Phytophthora cactorum
• Pre-emergence decay of seeds and seedlings • Post-emergence rotting of stems and roots
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http://pubs.ext.vt.edu/354/354-313/354-313.html
Damping-off Symptoms
• Pale green wilting leaves • Turning purplish to brown • Interveinal chlorosis • 1 or 2 year plants • Cool damp soils
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Managing Damping-off
• Select sites with good soil drainage • Buy healthy non-infected seed • Sterilize seed with 10 % bleach • Ridomil® fungicide
– Pre planting soil fumigation – Post planting treatments
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Root Rots
• Phytophthora cactorum • Cylindrocarpon destructans • Rhizoctonia solani • Fusarium species. • Slerotinia sclerotium
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http://www.omafra.gov.on.ca/english/crops/updates/ginseng-speccrops/gingseng20120615.htm
Root Rot Symptoms
• Water soaked leaves – Discoloration and wilting
• Discolored vascular bundles – Stem and root
• Deteriorated roots – Dig and inspect
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http://pnwhandbooks.org/plantdisease/ginseng-panax-sp-phytophthora-leaf-blight-and-root-rot
Phytophtora cactorum
• Causes root rot and leaf blight • Wilted foliage
– Turns yellow or red
• Pale brown roots – Smooth exterior – Soft rubbery texture
• Causes replant disease
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Cylindrocarpon destructans
• Moves from root tips upward • Rots the top portion of the main root • Develop at any age • Rot destroyed before foliar dieback
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Rusty Root Rot
• Caused by – Rhizoctonia solani – Possibly other fungi
• Orange to reddish infection • Rot is dry and firm • Washes away easily
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Fusarium and Sclerotina
• Fusarium spp. infect root, stem and crown – Discolored vascular bundles – Foliar wilt
• Slerotinia sclerotium infect roots – Black sclerotia – White mycelium
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Managing Root Rots
• Site selection • Remove infected plants • Bleach equipment • Frequent monitoring
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Diagnostic Clinics
• ISU Plant and Insect Diagnostic Clinic – (515) 294-0581, [email protected]
• U of W Plant Disease Diagnostic Clinic – (608) 262-2863, [email protected]
• U of I Plant Clinic – (217) 244-3254 [email protected]
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Sun Scalding
• Sun exposure – Sudden – Excess
• Tolerance – Younger plants – Early in season
• Visible after damaged
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Herbivory
• Deer and rabbits browse leaves • Birds and mice eat seeds • Control
– Hunting – Trapping – Fencing
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Slugs
• Nocturnal defoliation • Remove habitat • Slug pellets
– Deadline® – Sluggo® – Escar-go®
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Poaching
• Don’t advertise – Harvest ripe berries
• Limit access • Visit frequently • Report poaching
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http://www.oldbookillustrations.com/pages/ginseng.php?lng=en
Outline
• History • Ecology • Production • Pest Management
• Processing
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http://www.kidsgardening.org/node/13249
http://www.ginsengcorp.com/ginseng-production.html
Harvesting
• Loosen soil 8 -12” around root • Dig by hand with spade or “sang” hoe • Keep fine root hairs attached • Follow regulations
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Washing
• Rinse don’t soak • Brush don’t scrub • Leave “skin” on • Don’t remove all the soil
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Drying
• Slowly dry • Stable humidity • Air circulation • Below 100° F • Space roots apart • Remove rotten roots
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http://floursackmama.blogspot.com/2011/05/woodland-plants-revealed.html
Drying
• Roots will shrink • Lose 1/3 green weight • Should break crisply • Keep roots intact
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http://www.catoctinginseng.com/article1.html
Producing Seed
• Harvest ripe berries • Depulp seed • Stratify in sand
– Root cellar – Burry in boxes
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Production Guides • ISU Forestry Extension Series F400, F401, F402 & F403 • Beyfuss, R.L. (Undated) “The Practical Guide to Growing
Ginseng.” Robert Befuss RR 1, Box 126 N, Freehold NY 12431 • Davis, J.M. 1997. Ginseng: A Production Guide for North
Carolina. North Carolina Cooperative Extension Service. AG-323.
• Persons, W. S., & Davis, J. 2005. Growing and Marketing Ginseng, Goldenseal and Other Woodland Medicinals. Asheville, NC: Bright Mountain Books Inc.
• Pritts, K.D. 2010. Ginseng: How to Find, Grow, and Use North America’s Forest Gold. 2nd ed. Mechanicsburg, PA: Stackpole Books
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Questions