Phlox Solar Flear Breeding for Mildew Resistance and Early Flowering

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Solution Overview

Problem

Current Phlox plants lack vigor, early flowering habit, attractive leaf and flower coloration, and resistance to Powdery Mildew, necessitating the development of new varieties with improved characteristics.

Innovation Solution

The creation of a new Phlox plant, 'Solar Flare', resulting from a cross-pollination between Phlox carolina ssp. carolina 'Minnie Pearl' and Phlox carolina ssp. angusta 'Gypsy Love', exhibiting upright growth, vigorous habit, early and abundant flowering, resistance to Powdery Mildew, and distinct flower and leaf characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional Phlox varieties are used, then basic flowering is achieved, but vigor, early flowering habit, and disease resistance are insufficient

Engineering Contradiction:
Improvedisease resistanceVSAvoidflowering performance
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent combines two different Phlox carolina subspecies (ssp. carolina and ssp. angusta) through cross-breeding to create a new variety that merges the disease resistance traits of one parent with the vigorous flowering characteristics of the other, achieving both reliability and productivity simultaneously

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If later-flowering Phlox varieties are selected, then disease resistance may be improved, but early flowering habit is lost

Engineering Contradiction:
ImprovePowdery Mildew resistanceVSAvoidflowering time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The breeding program selectively modifies the flowering time parameter while maintaining disease resistance traits, creating a new variety that flowers early (reducing loss of time) while preserving the Powdery Mildew resistance characteristic through controlled genetic parameter changes

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If existing Phlox varieties are cultivated, then basic ornamental value is achieved, but attractive leaf and flower coloration is insufficient

Engineering Contradiction:
Improvecultivation simplicityVSAvoidornamental quality
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The new Phlox variety exhibits enhanced local quality in specific traits including attractive leaf coloration and flower coloration, while maintaining ease of cultivation through simple propagation methods, thus improving ornamental quality without sacrificing cultivation simplicity

Inventive Principle:
Principle #3Local quality

Data Source

PatentUSPP27265P2<i>Phlox </i>plant named ‘Solar Flare’
Publication Date: 2016.10.11 OLIVER CHARLES G
  • USPP27265P2 patent drawing
  • USPP27265P2 patent drawing

AI summary

A new and distinct Phlox plant named ‘Solar Flare’, characterized by its upright and mounding plant form; vigorous growth habit; freely basal branching habit; early and freely flowering habit; large rounded inflorescences with white and red purple-colored flowers; and resistance to Powdery Mildew.