Variegated Daphne Cultivar Moonlight Sonata Garden Performance

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Solution Overview

Problem

There is a need for a distinct cultivar of Daphne×burkwoodii that exhibits unique characteristics such as variegated leaf color and robust garden performance, which are not met by existing cultivars like 'Briggs Moonlight' and 'Somerset', particularly in varying environmental conditions.

Innovation Solution

A new cultivar, 'Moonlight Sonata', which is a naturally occurring branch mutation of Daphne×burkwoodii 'Briggs Moonlight', characterized by an upright, spreading growth habit, pale yellow and green variegated leaves, and excellent garden performance, reproduced through softwood cuttings, maintaining stability across generations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a new cultivar is developed with unique characteristics, then distinctiveness and garden performance are improved, but stability across generations may be compromised

Engineering Contradiction:
Improvegarden performanceVSAvoidtrait stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent performs preliminary testing and observation of the new cultivar across multiple generations and environmental conditions before formal description. The stability of unique characteristics was verified through preliminary asexual reproduction tests and multi-environment trials, ensuring that the distinctive variegated leaf color and growth habits are reliably inherited before the cultivar is officially recognized.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If environmental adaptability is improved, then garden performance varies less with conditions, but unique characteristics may be lost in diverse environments

Engineering Contradiction:
Improveenvironmental toleranceVSAvoidcharacteristic consistency
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent describes the specific local qualities of the new cultivar's leaves - the variegated pattern with pale yellow and green coloring - and how these local characteristics are maintained across different environmental conditions. The unique leaf coloration is preserved as a localized trait that remains consistent even as the plant adapts to varying light, temperature, and moisture conditions in different garden environments.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUSPP26654P2<i>Daphne </i>plant named ‘Moonlight Sonata’
Publication Date: 2016.04.26 SPRING MEADOW NURSERY INC
  • USPP26654P2 patent drawing
  • USPP26654P2 patent drawing

AI summary

A new and distinct cultivar of Daphne plant named ‘Moonlight Sonata’, characterized by its upright, outwardly spreading and mounding plant habit; moderately vigorous growth habit; freely branching habit; pale yellow and green variegated leaves; and good garden performance.