Semi-dwarfing
55% of a seedling tree
US 309
US 309 · यूएस 309
Tree size
Semi-dwarfing — 55% of a seedling tree
DwarfSemiVigorous
Planting
Trees
405–567
trees per acre
Spacing (row × tree)4 m × 1.8 m
First cropin 3 years
Productive life22 years
Free-standing
Rain-fed is fine
Disease and pest resistance
Collar rot
Resistant
Woolly aphid
Not known
Replant disease
Resistant
Fire blight
Resistant
Burr knot
Not known
Soil and site
Anchorage—
Soil depth needed55 cm
Soil pH6–7.5
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