NCPX1
ActivePyrus calleryana x Pyrus pyrifolia · Ornamentals · bred by Thomas G. Ranney
also searched as: нкпкс1
Variety description
10 August 2026
The variety is a tree 7.5–10.5 meters tall with a crown width of 3–4.5 meters. The plant has a narrow, dense columnar or upright pyramidal shape and sturdy branch architecture.
Young leaves have a purple hue, turn glossy green in summer, and acquire burgundy tones in autumn. In spring, the tree blooms with white flowers gathered in inflorescences and produces small inedible fruits.
The variety belongs to USDA hardiness zones 5–8 and possesses high resistance to fire blight. The variety is a sterile form developed for use in urban landscaping and confined space conditions.
Sources8
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Countries of admission
1 jurisdiction
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
Variety registered as early as 2 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
Variety in registries Regions of admission, rights holders, and status of plant breeders' rights
Parties
- Breeder
- Thomas G. Ranney 16 Developed the variety
- Applicant
- Ranney Thomas G. 21 Submitted the application to the register
- Rights holder
- North Carolina State University (NCSU) 36 Holds the rights to the variety
Plant breeders' rights
The right is granted for a limited term: propagation of the variety requires a license from the rights holder.
- Application filed 1 April 2014
- Registered —
- Currently active indefinite in the register
More 4 records protections in other jurisdictions are shown on the map above.
Records are sourced from official registry publications. Data sources and legal status
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