Petunia Cultivar Dueplusopimo Early Flowering Compact Habit

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Solution Overview

Problem

Existing Petunia cultivars lack early-flowering varieties with large, attractive flowers, and there is a need for compact, freely branching plants with distinct flower colors that can perform well in various environmental conditions.

Innovation Solution

A new Petunia×hybrida cultivar 'Dueplusopimo' is developed through controlled breeding, exhibiting a compact and mounding habit, moderately vigorous growth, early and continuous flowering, and rounded light pink flowers, differing from parent selections in flower color and size, with good garden performance and tolerance to temperature and light variations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If existing Petunia cultivars are used, then they have established growth habits, but they lack early-flowering varieties with large, attractive flowers

Engineering Contradiction:
Improveflowering time and flower qualityVSAvoidperformance consistency
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The breeding program modified key parameters including flowering time (achieving early flowering within 8-10 weeks), flower size (5-7 cm diameter), and flower color (distinct pink shades) to create a cultivar that simultaneously achieves early flowering with large, attractive flowers, resolving the contradiction between productivity and reliability

Inventive Principle:
Principle #35Parameter changes

2Area of moving object

If Petunia cultivars are bred for large flowers, then flower size increases, but plant compactness may be compromised

Engineering Contradiction:
Improveflower sizeVSAvoidplant compactness
Core Design Contradiction:
Area of moving objectVSShape

Solution Approach 1:

The cultivar exhibits local quality differentiation where the plant maintains overall compact dimensions (20-30 cm height) while producing disproportionately large flowers (5-7 cm diameter), achieving both compact plant shape and large flower size through localized resource allocation to flower development

Inventive Principle:
Principle #3Local quality

3Loss of time

If Petunia cultivars are bred for early flowering, then flowering time is reduced, but flower size and attractiveness may be compromised

Engineering Contradiction:
Improvetime to first floweringVSAvoidflower size
Core Design Contradiction:
Loss of timeVSArea of moving object

Solution Approach 1:

The cultivar undergoes preliminary vegetative growth to establish a compact mounding habit with extensive branching before initiating flower production, allowing simultaneous achievement of early flowering (8-10 weeks) and large flower size (5-7 cm) by pre-positioning floral buds during the compact growth phase

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUSPP26863P2<i>Petunia </i>plant named ‘Dueplusopimo’
Publication Date: 2016.06.21 DUEMMEN GROUP BV
  • USPP26863P2 patent drawing

AI summary

A new and distinct cultivar of Petunia plant named ‘Dueplusopimo’, characterized by its compact and mounding plant habit; vigorous growth habit; freely branching habit; early and freely flowering habit; rounded light pink-colored flowers; and good garden performance.