Walnut - Juglans regia ( edit )

Botany

Clade: Rosids
Order: Fagales
Family: Juglandaceae
Sub-family: Juglandoideae
(subfam & crops)
Species: Juglans regia
Common name: Walnut

Vertical photograph ( אד )

/Juglans_regia2Belmonte20160711.jpg
Belmonte, Netherlands - 11 July 2016 (more photos)

Origin

/14Eurasia.jpg
Eurasia
(other crops from this region )

Uses

Main use:
nut
Harvest method:
ground gathering
Shelf life:
long shelf life
Yield first season:
2.5 tons/ha/year
Yield top season:
100 kg/tree/year
Parameter Concerning part Quality Crop's name Proportion Top-50
Edibility
seed/nut
delicatesy
Medicinal
no part
no effect
- n/a -
unknown
unknown
medicals
Lipids seed/nut
(cold pressing
)
medium
walnut oil
60%
67%
liphids
Apiculture:
inapplicable
honey
Fruit:
inedible
fruits
Nut:
very good
nuts
Fodder:
inapplicable
fodder
Wood stem / wood
good
Persian walnutwood
630ρ 650ρ timber
Fuel: stem / wood 1 credits 3,200 kcal/kg fuelwood
Minor uses:








  • nut
  • timber

assessments
of other crops










Plant Details

/Juglans_regia1Belmonte20160711.jpg

Belmonte, Netherlands - 11 July 2016 (more photos)

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Crown

Parameter Value Unit Top-50
Height:
35
m tallest
Crown width:
20
m widest
Planting distance:
700
cm
Row distance:
700
cm
Growing speed:
slow
fastest
Shade tolerance:
full sun
umbra

Roots

Parameter Value Top-50
RootSystem:
deep
hexagon
MycorRhiza:
endo and ecto-mycorrhizae
AM-plants
Symbiotic fungi:
Glomus intraradices
M-fungi
N-fixing:
not able to
N-plants
Symbiotic bacteria:
- No bacteria -
N-bact.

Crop Timing

Parameter Value Unit Top-50
First flowering: 5 - 7 Years latest
Soonest commercial removal:
30
Years fastest
Lifespan:
90
Years oldest
InterCropModel(ICM):

Regeneration

Parameter Value Top-50
Flower morphology: monoecious
specials
Pollinators:
wind
specials
Allelopathy: allelopathic resists
Abscission: decidious in winter specials
Invasiveness: not invasive weeds
Thorns: no thorns fencers

Environment

Parameter min optimal max Unit Top-50
Altitude: 0m 650 m 1,300m meters above sea-level highest
Temperature: -27°C 15°C 30°C Celcius hardiest
Rainfall: 600 mm 1400 mm 2,200 mm mm/year (litres/m2) dryest
Soil-pH: 5.5 6.5 pH dryest
Soil-texture:
sand
Climate:
temperate

Seeds

Parameter Value Unit
Seed storage:
stratificant
Seed viability:
10
months
Seed weight:
60
110
seeds/kg

Tolerances

Parameter Value Top-50
Salt tolerance:
intolerant
tolerants
Wind tolerance:
tolerant
tolerants
Fire tolerance:
intolerant
tolerants

Pests and Diseases

Pests:
Pityophthorus juglandis
Diseases:
Fusarium wilt

Propagation instruction

  • (1) Store harvested seeds dry at room temperature before chilling period.
  • (3) Remove the seeds from cold to a permanent warm temperature.

(more photos)
(more photos)

Seeds Market

Demends: Offers:
1
1
2
2
3
3
4
4
5
5

Additional Photos

Stem photo: Crop's photo:
/Juglans_regia6AndonicO20061230.png
(more photos) Andonico - 30 December 2006 (more photos)