Phlox Opening Act Blush Compact Growth Long Bloom

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Solution Overview

Problem

Current garden phlox varieties lack a combination of bright-green, powdery mildew-resistant foliage, early-season fragrant flowers, long blooming season, and a compact growth habit, making them less desirable for garden aesthetics and durability.

Innovation Solution

The development of Phlox 'Opening Act Blush', a hybrid garden phlox resulting from crossing Phlox 'Minnie Pearl' and Phlox paniculata 'Barsixtytwo', which exhibits light lavender-pink flowers, compact growth, and high resistance to powdery mildew, with a longer blooming period and improved foliage characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of moving object

If Phlox varieties are bred for long blooming season, then bloom duration is improved, but flower color intensity and foliage compactness deteriorate

Engineering Contradiction:
Improvebloom durationVSAvoidfoliage compactness
Core Design Contradiction:
Duration of action of moving objectVSShape

Solution Approach 1:

The patent applies parameter changes by selectively breeding for specific combinations of traits including bloom duration, flower color intensity, and foliage compactness. The new variety achieves extended blooming season while maintaining compact foliage through controlled genetic parameters and breeding selections.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If Phlox varieties are bred for disease resistance, then reliability is improved, but aesthetic qualities such as flower color and foliage appearance deteriorate

Engineering Contradiction:
Improvedisease resistanceVSAvoidfoliage appearance
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The patent employs composite materials principle by combining multiple genetic traits including disease resistance, flower color intensity, and foliage appearance into a single integrated variety. The new Phlox variety synthesizes these diverse characteristics through crossbreeding and selection processes.

Inventive Principle:
Principle #40Composite materials

3Volume of moving object

If Phlox varieties are bred for compact growth habit, then space efficiency is improved, but blooming period and flower production deteriorate

Engineering Contradiction:
Improvegrowth habit compactnessVSAvoidblooming period
Core Design Contradiction:
Volume of moving objectVSDuration of action of moving object

Solution Approach 1:

The patent applies parameter changes by adjusting breeding criteria to achieve compact growth habit while maintaining extended blooming period. The new variety utilizes controlled genetic parameters to balance space efficiency with prolonged flowering duration.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUSPP27462P2<i>Phlox </i>plant named ‘Opening Act Blush’
Publication Date: 2016.12.13 WALTERS GARDEN INC
  • USPP27462P2 patent drawing

AI summary

A new and distinct plant cultivar of garden phlox named Phlox ‘Opening Act Blush’ with sweet-smelling flowers of light lavender-pink flowers on broad strong stems over a long period, that has powdery mildew resistant foliage, especially suitable in the garden as a specimen or en masse, potted plant or patio, for color, fragrance and attracting hummingbirds and butterflies, and for cut flower arrangements.