Pacric Ivy Geranium Cultivar Breeding for Vigor and Color

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Solution Overview

Problem

Existing Ivy Geranium cultivars lack vigor and attractive flower coloration, particularly in early flowering varieties, which limits their garden performance and aesthetic appeal.

Innovation Solution

The development of a new cultivar, 'Pacric', resulting from a controlled cross-pollination of unnamed proprietary selections of Pelargonium peltatum, exhibiting an upright, freely branching, and vigorously growing plant with dark green leaves and red-purple flowers, achieved through asexual reproduction by vegetative terminal cuttings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing Ivy Geranium cultivars are used, then they can be grown in gardens, but they lack vigor and attractive flower coloration

Engineering Contradiction:
Improvegarden performanceVSAvoidflower coloration quality
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent applies parameter changes by selecting and breeding plants with specific genetic parameters that produce improved vigor and attractive flower coloration. The cultivar 'Pacric' exhibits these improved parameters compared to existing cultivars, resolving the contradiction between garden performance and flower quality.

Inventive Principle:
Principle #35Parameter changes

2Loss of time

If early flowering varieties are selected, then flowering time is reduced, but vigor and flower coloration are compromised

Engineering Contradiction:
Improveflowering timeVSAvoidvigor and flower quality
Core Design Contradiction:
Loss of timeVSReliability

Solution Approach 1:

The patent changes the genetic parameters of the plant to achieve early flowering without sacrificing vigor or flower coloration. The cultivar 'Pacric' maintains improved vigor and attractive flower coloration while flowering early, resolving the contradiction between flowering time and plant quality.

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If cross-pollination breeding is conducted, then new cultivars with improved traits are created, but the breeding process complexity increases

Engineering Contradiction:
Improvecultivar qualityVSAvoidbreeding program complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent employs a systematic breeding program that uses controlled cross-pollination followed by selection of progeny exhibiting desired traits. This self-service approach allows the breeding process to systematically produce improved cultivars without requiring overly complex external interventions.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUSPP20420P2Geranium plant named `Pacric`
Publication Date: 2009.10.13 ELSNER PAC
  • USPP20420P2 patent drawing

AI summary

A new and distinct cultivar of Ivy Geranium plant named ‘Pacric’, characterized by its upright, outwardly spreading to trailing and rounded plant habit; freely branching habit; vigorous growth habit; dark green-colored leaves; freely flowering habit; red purple-colored flowers; and relatively good garden performance.