Rootstock, Apple, M.9 NAKB T.337
Compact Industry Standard
Rootstock, Apple, M.9 NAKB T.337 - Bare Root / 1/4" caliper is backordered and will ship as soon as it is back in stock.
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Apple Rootstock: M.9 NAKB T337
M.9 NAKB T337 is a widely used dwarfing rootstock prized for high productivity, early bearing, and compact tree size. It-s the commercial standard for high-density orchards and excellent for home growers seeking small, manageable trees.
Key Characteristics
- Dwarf size (30-40% of standard) - Produces compact trees around 8-10 ft tall, perfect for intensive or small-space plantings.
- Very precocious - Encourages early fruiting, typically within 2 years of grafting.
- Excellent productivity - High yields from small trees; favored in commercial systems.
- Requires permanent staking - Weak root system needs support for life of the tree.
- Moderate disease resistance - Susceptible to fire blight and root rot; requires good site drainage and management.
Product Details
- Tree Size at Maturity: 30-40% of standard (dwarf)
- Soil Requirements: Fertile, well-drained
- Compatible With: Most apple cultivars
- Resistance: Woolly apple aphid (moderate); low fire blight resistance
- Support Needed: Yes (permanent)
- USDA Hardiness Zones: 4-9
M.9 T337 is the go-to rootstock for compact, productive trees in managed orchards or backyard plots with excellent soil and support systems.
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Soil RequirementsMedium, Medium-Wet, Medium-Dry
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USDA Hardiness ZonesZone 4, Zone 5, Zone 6, Zone 7, Zone 8, Zone 9+
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