Geranium Miss Heidi Cultivar Breeding for Mounded Habit and Blooming

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Solution Overview

Problem

Current Geranium cultivars lack a combination of long blooming time and a broadly mounded growth habit, which are desirable traits for horticultural applications.

Innovation Solution

The development of the Geranium×oxonianum cultivar 'Miss Heidi' through controlled cross-pollination between 'Elworthy Misty' and 'Königshof', resulting in medium pink-colored flowers with dark purple venation, dark green foliage heavily marked with maroon-burgundy, and a moderately vigorous, broadly mounded growth habit, achieved through asexual reproduction by basal stem cuttings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of moving object

If conventional Geranium cultivars are used, then they have simple growth habits, but they lack long blooming time and broadly mounded growth habit

Engineering Contradiction:
Improveblooming timeVSAvoidgrowth habit
Core Design Contradiction:
Duration of action of moving objectVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by selectively breeding for specific growth habit parameters (broadly mounded form, moderate vigor) combined with extended blooming duration. The cultivar 'Miss Heidi' represents a optimized parameter set that simultaneously achieves long blooming time and desirable growth habit, resolving the contradiction between duration and adaptability.

Inventive Principle:
Principle #35Parameter changes

2Duration of action of moving object

If Geranium cultivars with long blooming time are developed, then blooming duration is improved, but growth habit may become less desirable

Engineering Contradiction:
Improveblooming timeVSAvoidgrowth habit
Core Design Contradiction:
Duration of action of moving objectVSShape

Solution Approach 1:

The patent applies local quality by differentiating between various plant characteristics - flower color, foliage marking, stem vigor, and growth form - and optimizing each independently. The cultivar exhibits moderate stem vigor with broadly spreading branches, creating a locally optimized growth habit that complements the long blooming period without compromising overall plant form.

Inventive Principle:
Principle #3Local quality

3Shape

If Geranium cultivars with broadly mounded growth habit are developed, then aesthetic value is improved, but blooming time may be reduced

Engineering Contradiction:
Improvegrowth habitVSAvoidblooming time
Core Design Contradiction:
ShapeVSDuration of action of moving object

Solution Approach 1:

The patent applies merging by combining multiple desirable traits - broadly mounded growth habit, medium pink flowers with dark purple venation, maroon-burgundy foliage markings, and long blooming time - into a single integrated cultivar. The cultivar 'Miss Heidi' merges these characteristics synergistically, where the spreading growth habit supports extended flowering duration across multiple stems and branches.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUSPP26630P2<i>Geranium </i>plant named ‘Miss Heidi’
Publication Date: 2016.04.19 ERNST BENARY SAMENZUCHT
  • USPP26630P2 patent drawing
  • USPP26630P2 patent drawing

AI summary

A new and distinct cultivar of Geranium plant named ‘Miss Heidi’, characterized by its medium pink-colored flowers having dark purple venation, dark green-colored foliage heavily marked with maroon-burgundy, and moderately vigorous, broadly mounded growth habit, is disclosed.