Hosta Little Treasure Variegated Foliage Stability

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Solution Overview

Problem

There is a need for a new and distinct cultivar of Hosta plants that exhibits unique foliage and flower characteristics, such as blue-green margins and light purple flowers, which differ from existing cultivars like 'Little Jay', while maintaining stability through asexual reproduction.

Innovation Solution

The 'Little Treasure' Hosta cultivar, a naturally occurring sport of 'Little Jay', features lance-shaped, dwarf-sized leaves with blue-green margins and light yellow centers, upright flower scapes with light purple flowers, and demonstrates good garden performance through asexual reproduction by division and tissue culture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a new Hosta cultivar is developed with unique foliage characteristics (blue-green margins and light yellow centers), then the aesthetic value and distinctiveness are improved, but the complexity of breeding and selection increases

Engineering Contradiction:
Improvebreeding and selection processVSAvoidstability of unique features through asexual reproduction
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The cultivar 'Little Treasure' is a naturally occurring sport that self-selected for its unique variegated foliage pattern. The plant naturally produced the desired blue-green margin and light yellow center characteristics without human intervention in creating the mutation, and subsequent asexual reproduction maintains these features true to type, eliminating the need for complex breeding programs while ensuring reliability of the unique features

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The cultivar exhibits stable parameter changes in leaf coloration (blue-green margins with light yellow centers) and leaf shape (lance-shaped, dwarf-sized) that are consistently reproduced through asexual propagation methods including division and tissue culture, making the unique aesthetic features reliable across generations without requiring complex breeding

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the Hosta cultivar is selected for dwarf-sized leaves with specific variegation patterns, then the ornamental value is improved, but the adaptability to different environmental conditions may be reduced

Engineering Contradiction:
Improvetolerance to environmental conditionsVSAvoidlance-shaped, dwarf-sized leaves with variegation
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The cultivar exhibits local quality in its foliar variegation pattern with blue-green margins and light yellow centers that are consistently maintained across different environmental conditions. This localized color differentiation is stable through asexual reproduction while the plant maintains good garden performance and adaptability to various temperatures and growing conditions

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The cultivar 'Little Treasure' demonstrates universality by being suitable for multiple uses including landscape planting, potted culture, and cut flower arrangements. The plant maintains its distinctive dwarf lance-shaped variegated foliage and violet flowers across different cultivation methods and environmental conditions, showing broad adaptability despite its specialized appearance

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUSPP21210P2Hosta plant named `Little Treasure`
Publication Date: 2010.08.17 VAN DEN TOP HENDRIK JAN
  • USPP21210P2 patent drawing
  • USPP21210P2 patent drawing
  • USPP21210P2 patent drawing

AI summary

A new and distinct cultivar of Hosta plant named ‘Little Treasure’, characterized by its broadly spreading foliage with upright flower scapes, widely-margined green and light yellow variegated foliage, violet-colored flowers that are positioned above the foliage on strong scapes, and good garden performance.