Camstra Regal Geranium Breeding for Early Flowering

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Solution Overview

Problem

Existing Regal Geranium cultivars require cooling treatments for flower development, limiting their early flowering capabilities and uniformity under varying environmental conditions.

Innovation Solution

A new cultivar, 'Camstra' (Pelargonium grandiflorum), developed through planned breeding, exhibits an upright, vigorously growing, and freely branching habit with red purple and light red purple bi-colored flowers, and does not require cooling treatments for flower development, showcasing improved uniformity and larger flower sizes compared to parent selections.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If cooling treatment is applied for flower development, then flower development is achieved, but early flowering capability is limited and additional time and complexity are required

Engineering Contradiction:
Improvetime for flower developmentVSAvoidcomplexity of cooling treatment requirement
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The invention extracts and eliminates the requirement for cooling treatment from the flower development process. The cultivar 'Camstra' has been bred to inherently flower without requiring the external cooling intervention that conventional Regal Geraniums need, thereby removing this complexity and time requirement while still achieving successful flower development

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention changes the physiological parameters of the plant through selective breeding. The cultivar 'Camstra' possesses altered genetic parameters that enable flower development under different temperature regimes, specifically eliminating the need for the low-temperature exposure period that conventional varieties require, thus achieving early flowering without cooling treatment

Inventive Principle:
Principle #35Parameter changes

2Reliability

If conventional Regal Geranium cultivars are used, then flower development occurs, but uniformity under varying environmental conditions deteriorates

Engineering Contradiction:
Improveuniformity of floweringVSAvoidresponse to varying environmental conditions
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The invention applies preliminary selection and breeding actions to develop cultivars with predetermined uniformity characteristics. Through systematic selection of parent plants and evaluation of progeny, the inventor has pre-established the uniform flowering response characteristic in cultivar 'Camstra' before commercial propagation, ensuring consistent performance across varying environmental conditions

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The breeding program incorporates feedback mechanisms where flowering uniformity and environmental response are continuously evaluated across multiple generations. Observations from controlled greenhouse environments and field trials feed back into the selection process, allowing refinement of the cultivar's uniformity and adaptability characteristics through iterative selection

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If parent selections are used, then genetic diversity is maintained, but flower coloration uniformity and flower size deteriorate

Engineering Contradiction:
Improveflower coloration uniformityVSAvoidgenetic consistency
Core Design Contradiction:
Manufacturing precisionVSStability of the object's composition

Solution Approach 1:

The invention applies local quality by selecting for specific desirable traits in the flower characteristics while maintaining overall genetic stability. The cultivar 'Camstra' exhibits enhanced and uniform flower coloration (red purple and light red purple bi-color) and larger flower size compared to parent selections, achieved through targeted selection of these local floral qualities while maintaining true-to-type reproduction

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The breeding program applies partial selection focus on key traits (flower coloration and size) rather than attempting to optimize all characteristics simultaneously. By concentrating selection pressure on these specific floral attributes, the inventor has achieved superior flower coloration uniformity and larger flower size in 'Camstra' while maintaining adequate genetic stability for true-to-type reproduction

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUSPP22908P2Geranium plant named `Camstra`
Publication Date: 2012.07.31 ELSNER PAC JUNGPFLANZEN
  • USPP22908P2 patent drawing

AI summary

A new and distinct cultivar of Regal Geranium plant named ‘Camstra’, characterized by its upright, somewhat outwardly spreading and uniformly mounded plant habit; vigorous growth habit; freely basal branching habit; early and freely flowering habit; red purple and light red purple bi-colored flowers; and ability to initiate and develop flowers without a cooling treatment.