Hosta Tropical Dancer Variegated Foliage Segmentation

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Solution Overview

Problem

There is a need for new Hosta cultivars that offer distinct foliage and flowering characteristics, as existing cultivars often lack variability in leaf color and margin width, limiting garden diversity and aesthetic appeal.

Innovation Solution

The 'Tropical Dancer' Hosta cultivar, a naturally occurring sport of 'Spring Fling', features broadly spreading foliage with light yellow and green variegation, violet flowers, and strong scapes, distinguished by its unique leaf color and margin width, achieved through asexual reproduction by division and tissue culture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing Hosta cultivars are used, then garden diversity is limited, but the simplicity of available options is maintained

Engineering Contradiction:
Improvegarden diversityVSAvoidcultivar variety
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention segments the Hosta cultivar market by introducing a new distinct variety 'Tropical Dancer' with unique characteristics (variegated foliage, violet flowers, specific growth habit) that divides the homogeneous category of existing cultivars into differentiated options, thereby increasing garden diversity without requiring complex cultivation systems

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If new Hosta cultivars with distinct characteristics are developed, then aesthetic appeal and garden diversity improve, but the complexity of cultivar selection and maintenance increases

Engineering Contradiction:
Improveaesthetic appealVSAvoidcultivar selection complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The new cultivar applies local quality by concentrating distinctive aesthetic features in specific locations: variegated margins on leaves, violet-colored flowers on upright scapes, and broadly spreading foliage pattern. This localized differentiation enhances aesthetic appeal while maintaining overall plant structure simplicity, making selection and maintenance manageable

Inventive Principle:
Principle #3Local quality

3Stability of the object's composition

If asexual reproduction is used to propagate the new cultivar, then genetic stability and true-to-type reproduction are achieved, but propagation time and effort increase

Engineering Contradiction:
Improvegenetic stabilityVSAvoidpropagation time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The patent employs preliminary action by performing tissue culture propagation under controlled conditions to establish genetically stable plantlets before outdoor planting. This preliminary controlled reproduction ensures true-to-type genetic stability while optimizing propagation efficiency, reducing the time penalty compared to traditional division methods

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUSPP21209P2Hosta plant named `Tropical Dancer`
Publication Date: 2010.08.17 VAN DEN TOP HENDRIK JAN
  • USPP21209P2 patent drawing
  • USPP21209P2 patent drawing
  • USPP21209P2 patent drawing

AI summary

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