Astilbe Mojito Compact Growth and Uniform Flowering

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Solution Overview

Problem

Existing Astilbe cultivars lack uniform and compact growth with attractive leaf and flower coloration, and improved flowering habits, which limits their performance in container and garden settings.

Innovation Solution

A new cultivar of Astilbe japonica, 'Mojito', bred for compact, upright growth, dark green leaves, and uniform flowering with white flowers on strong peduncles, resulting from open-pollination and stabilized through vegetative division, offering improved container and garden performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If existing Astilbe cultivars are grown, then they produce flowers and foliage, but they lack uniform and compact growth with attractive coloration

Engineering Contradiction:
Improveplant compactnessVSAvoidflowering uniformity
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The patent applies parameter changes by selecting and stabilizing specific genetic traits through controlled breeding. The cultivar 'Mojito' exhibits altered parameters including compact plant habit (15-20 cm height), uniform flowering patterns, and distinctive dark green foliage with white variegation. These parameter changes were achieved through systematic selection and propagation to create a reliable, uniform cultivar that simultaneously improves both shape and flowering consistency.

Inventive Principle:
Principle #35Parameter changes

2Length of moving object

If Astilbe plants are bred for compact growth, then plant size is reduced, but flowering uniformity and attractiveness may be compromised

Engineering Contradiction:
Improveplant heightVSAvoidbreeding complexity
Core Design Contradiction:
Length of moving objectVSEase of manufacture

Solution Approach 1:

The patent employs preliminary action through controlled open-pollination breeding programs that systematically combine desired parental traits before stabilization. The breeding process involved preliminary crosses between selected Astilbe parents, followed by multiple generations of selection and vegetative propagation to lock in the compact growth habit (15-20 cm height) while maintaining uniform flowering. This preliminary breeding action created a stable genetic foundation that eliminates the need for complex ongoing interventions.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If Astilbe cultivars are developed for container performance, then growth is restricted, but garden performance and adaptability may suffer

Engineering Contradiction:
Improvecontainer suitabilityVSAvoidgarden performance
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent achieves universality by breeding cultivar 'Mojito' with traits that perform reliably across multiple settings. The compact size (15-20 cm height) and uniform growth habit make it ideal for containers, while the vigorous root system, uniform flowering, and attractive dark green variegated foliage ensure excellent performance in garden beds, mass plantings, and naturalized areas. This multi-functional design allows the same cultivar to succeed in both container and ground planting applications without compromise.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUSPP31432P2<i>Astilbe </i>plant named ‘Mojito’
Publication Date: 2020.02.04 COMPASS PLANTS
  • USPP31432P2 patent drawing
  • USPP31432P2 patent drawing

AI summary

A new and distinct cultivar of Astilbe plant named ‘Mojito’, characterized by its relatively compact, broadly upright and mounding plant habit; moderately vigorous growth habit; dark green-colored leaves; freely and uniformly flowering habit; white-colored flowers on upright and strong peduncles; and good container and garden performance.