Hydrangea HORE0031 Compact Growth and Stem Strength

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Solution Overview

Problem

Current Hydrangea macrophylla cultivars lack compact, freely-branching plants with strong stems and long-lasting, attractive mophead-type inflorescences that maintain their characteristics across varying environmental conditions.

Innovation Solution

A new cultivar, 'HORE0031', resulting from a cross-pollination between proprietary selections of Hydrangea macrophylla, exhibits a compact, upright growth habit, strong stems, and mophead-type inflorescences with light red-purple flowers that deepen in color, offering improved post-production longevity and stability through vegetative tip cutting propagation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If conventional Hydrangea macrophylla cultivars are used, then they can be grown under various environmental conditions, but they lack compact growth habit, strong stems, and long-lasting attractive inflorescences

Engineering Contradiction:
Improvecompact growth habitVSAvoidstability across environmental conditions
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The patent applies parameter changes by selecting and breeding plants with specific genetic parameters that result in compact growth habit, strong stem structure, and prolonged flower longevity. The cultivar 'HORE0031' exhibits these improved parameters through controlled breeding and selection processes, achieving the desired compact morphology while maintaining environmental adaptability.

Inventive Principle:
Principle #35Parameter changes

2Duration of action of moving object

If conventional Hydrangea macrophylla cultivars are used, then they can produce flowers, but the inflorescences lack longevity and attractiveness in postproduction

Engineering Contradiction:
Improvepostproduction longevityVSAvoidflower quality consistency
Core Design Contradiction:
Duration of action of moving objectVSManufacturing precision

Solution Approach 1:

The patent improves postproduction longevity by changing the genetic parameters of the plant through selective breeding. The cultivar 'HORE0031' possesses inherited traits that extend flower vase life and maintain inflorescence quality over time. This is achieved by selecting parent plants with superior longevity traits and breeding them to produce offspring with enhanced postproduction performance.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs feedback mechanisms in the breeding program by evaluating inflorescence quality and longevity traits across multiple generations. Plants are selected based on their performance in controlled environments, and this selection feedback is used to refine the breeding program, ensuring consistent production of high-quality, long-lasting flowers in the 'HORE0031' cultivar.

Inventive Principle:
Principle #23Feedback

3Strength

If conventional Hydrangea macrophylla cultivars are used, then they can be propagated, but they lack strong sturdy stems and freely-branching habit

Engineering Contradiction:
Improvestem strengthVSAvoidbranching structure
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent changes the structural parameters of the plant by selecting for genes that promote strong, sturdy stems and a freely-branching growth habit. The cultivar 'HORE0031' exhibits these improved structural parameters through controlled breeding, achieving both stem strength and desirable branching complexity that enhances the plant's overall form and flower display.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUSPP30939P3<i>Hydrangea </i>plant named ‘HORE0031’
Publication Date: 2019.10.15 VAN ROSMALEN NICK
  • USPP30939P3 patent drawing
  • USPP30939P3 patent drawing
  • USPP30939P3 patent drawing

AI summary

A new and distinct cultivar of Hydrangea plant named ‘HORE0031’, characterized by its compact, upright and mounded plant habit; moderately vigorous to vigorous growth habit and moderate growth rate; freely branching habit with strong and sturdy stems; freely and uniformly flowering habit; mophead-type inflorescences with numerous light red purple-colored sterile flowers that become darker red purple with development; and good postproduction longevity.