WorldFloraDB - Juglans regia 'Durham'

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	-
Blooming months	-
Fruit color	-
Fruiting months	-
Nitrogen fixer	-
Photosynthetic pathway	-

Environment

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

Usage

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

Cultivation

Midseason harvesting walnut with extra-light kernel color, well-ﬁlled nuts, and smooth, light-colored shell. Origin: University of California, Davis, by G. McGranahan and C. Leslie. Chandler × PI159568; crossed 1993; selected 2001; tested as UC93-028-20; introd. 2016. USPP 28,529; 17 Oct. 2017. Nut: 15.2 g; smooth, oval; seals strong; 55% kernel; suitable for use in-shell. Kernel: 8.4 g; easily removed in halves; high proportion of extra-light color. Tree: vigor similar to Chandler; growth habit upright; bears on terminals and laterals; protandrous; yield high; harvest similar to Tulare and 10 d before Chandler; occurrence of blight low. 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	high productivity

Identifiers

LSID	-
WFO ID	-
COL ID	-
BDTFX ID	-
INPN ID	-
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Juglans regia 'Durham'

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