Juglans regia 'Placentia'

Cultivar

Angiosperms > Fagales > Juglandaceae > Juglans > Juglans regia

Characteristics

A perennial monoecious deciduous tree.
Life form perennial
Growth form tree
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
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Hardiness (USDA) -

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

One of the Santa Barbara softshells derived from the nuts bought at the wharf is San Francisco by Joseph Sexton about 1869. The origin of this sack of nuts is not known. The Placentia was the standard in-shell walnut until the Hartley came along. Nut: shell is thin but strong, with a good seal. Kernel color is poor. Origin: Tree: earlier leafing than Payne; susceptible to blight and frost damage; protogynous and terminal bearing. Fruit:
Mode -
Germination duration (days) 30 - 180
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -23
Optimum temperature (C°) 15 - 30
Size -
Vigor -
Productivity -

Identifiers

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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Juglans regia 'Placentia'