Verbena Doveremsucoblu Compact Habit Large Deep Purple Flowers

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Solution Overview

Problem

Current Verbena plants lack compact and early-flowering varieties with large, attractive flowers, and existing cultivars like 'Lan Bule' are not compact enough and have smaller flowers with lighter colors.

Innovation Solution

A new Verbena X hybrida cultivar 'Doveremsucoblu' was developed through cross-pollination, characterized by a compact, mounding to semi-trailing habit, freely branching, and large deep purple flowers, resulting from a breeding program aimed at creating compact and early-flowering plants with improved flower size and color.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If existing Verbena cultivars like 'Lan Bule' are used, then they have vigorous growth habit, but they are not compact enough and have smaller flowers with lighter colors

Engineering Contradiction:
Improveplant compactnessVSAvoidflower size and color intensity
Core Design Contradiction:
ShapeVSProductivity

Solution Approach 1:

The breeding program systematically altered genetic parameters through controlled cross-pollination between selected parent plants, resulting in a cultivar with modified growth habit parameters (more compact, mounding form) and flower parameters (larger size, deeper purple color). The new cultivar 'Doveremsucoblu' achieves both compactness and enhanced flower characteristics that neither parent possessed individually.

Inventive Principle:
Principle #35Parameter changes

2Area of moving object

If Verbena plants are bred for larger 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 breeding program optimized different parts of the plant independently - the overall plant structure was selected for compact, mounding habit while the flower characteristics were selected for larger size and deeper color. This local optimization allowed the plant body to remain compact while flowers achieve larger dimensions, resolving the contradiction between plant form and flower size.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUSPP33464P2<i>Verbena </i>plant named ‘Doveremsucoblu’
Publication Date: 2021.09.07 DUEMMEN GROUP BV
  • USPP33464P2 patent drawing

AI summary

A new and distinct cultivar of Verbena plant named ‘Doveremsucoblu’, characterized by its compact, mounding to semi-trailing plant habit; moderately vigorous growth habit; freely branching habit; early and freely flowering habit; large deep purple-colored flowers; and good garden performance.