Aster Cultivar Pink Yohenry the Third Mutation

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Solution Overview

Problem

There is a need for a new cultivar of Aster hybrida that combines specific characteristics such as upright growth habit, medium size, freely branching, dark green foliage, and purple-light purple flowers, which are not adequately met by existing varieties like 'Yohenry the Third', particularly in terms of flowering speed and plant size.

Innovation Solution

The development of 'Pink Yohenry the Third' as a natural lateral branch mutation of 'Yohenry the Third', which exhibits faster flowering and slightly larger plant size, with vegetative cuttings propagated to stabilize and propagate these traits through asexual reproduction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the parent cultivar 'Yohenry the Third' is used, then the plant has purple flower color and upright growth habit, but the flowering speed is slower and plant size is smaller

Engineering Contradiction:
Improveflowering speedVSAvoidplant size
Core Design Contradiction:
ProductivityVSLength of stationary object

Solution Approach 1:

The patent applies parameter changes by selecting a lateral branch mutation that exhibits altered physiological parameters compared to the parent cultivar. The mutation results in faster flowering speed and increased plant size while maintaining the upright growth habit and purple flower color, effectively changing the growth parameters to achieve the desired improvement

Inventive Principle:
Principle #35Parameter changes

2Reliability

If vegetative cuttings are propagated from the mutated branch, then the new cultivar 'Pink Yohenry the Third' is established, but the propagation process requires controlled environment and time

Engineering Contradiction:
Improvetrait stabilityVSAvoidpropagation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent employs self-service by utilizing vegetative cuttings that naturally propagate the mutation without requiring complex intervention. The cuttings are placed in a controlled environment where they autonomously root and develop into new plants, maintaining the mutated traits through asexual reproduction while minimizing human intervention and time investment

Inventive Principle:
Principle #25Self-service

Data Source

PatentUSPP21189P2Aster plant named `Pink Yohenry the Third`
Publication Date: 2010.08.10 SYNGENTA CROP PROTECITON AG
  • USPP21189P2 patent drawing

AI summary

A new Aster plant named ‘Pink Yohenry the Third’, particularly distinguished by the upright, medium size, freely branching growth habit, dark green foliage, and purple-light purple flowers.