Hydrangea Sandy Summer Breeding for Strong Stems

Solution Overview

Problem

There is a need for Hydrangea varieties with strong stems and attractive flower colors that can maintain their unique features through successive generations and withstand various environmental conditions.

Innovation Solution

The cultivar 'Sandy Summer' is developed through a planned breeding program, characterized by full, round mophead inflorescence, unique sepal coloration, dark green foliage, and strong stems, which are stable and reproduce true to type through vegetative cuttings, distinguishing it from other Hydrangea varieties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If Hydrangea varieties are bred for strong stems and attractive flower colors, then the plant strength and flower appearance are improved, but the stability of unique features through successive generations may be compromised

Engineering Contradiction:

Improvestem strengthVSAvoidstability of unique features

Core Design Contradiction:

StrengthVSStability of the object's composition

Solution Approach 1:

The patent employs vegetative propagation (cuttings) to create exact copies of the parent plant, ensuring that the strong stem and attractive flower color characteristics are faithfully reproduced in successive generations without the genetic variability that would occur through seed propagation

Inventive Principle:

Principle #26Copying

Solution Approach 2:

The breeding program systematically selected and crossed parent plants with specific desirable traits (strong stems, attractive flower colors), then propagated the successful hybrid offspring vegetatively to maintain stable expression of these parameters across generations

Inventive Principle:

Principle #35Parameter changes

2Strength

If Hydrangea varieties are bred for strong stems and attractive flower colors, then the plant strength and flower appearance are improved, but the ability to withstand environmental variations may be compromised

Engineering Contradiction:

Improveplant strengthVSAvoidability to withstand environmental variations

Core Design Contradiction:

StrengthVSAdaptability or versatility

Solution Approach 1:

The breeding program focused on selecting parent plants with strong stems and attractive flower colors, then propagated them vegetatively to maintain stable expression of these parameters across generations

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

Instead of trying to breed for universal adaptability to multiple environmental conditions, the program inverted the approach by selecting for specific desirable traits (strong stems, attractive colors) and using vegetative propagation to maintain these traits, accepting that the plant may not perform optimally across all environmental conditions but will consistently express its defining characteristics

Inventive Principle:

Principle #13The other way round (Inversion)

3Strength

If Hydrangea varieties are bred for strong stems and attractive flower colors, then the plant strength and flower appearance are improved, but the complexity of the breeding program may increase

Engineering Contradiction:

Improvestem strengthVSAvoidbreeding program complexity

Core Design Contradiction:

StrengthVSDevice complexity

Solution Approach 1:

The patent employs vegetative propagation (cuttings) to create exact copies of the parent plant, ensuring that the strong stem and attractive flower color characteristics are faithfully reproduced in successive generations without the genetic variability that would occur through seed propagation

Inventive Principle:

Principle #26Copying

Solution Approach 2:

The breeding program systematically selected and crossed parent plants with specific desirable traits (strong stems, attractive flower colors), then propagated the successful hybrid offspring vegetatively to maintain stable expression of these parameters across generations

Inventive Principle:

Principle #35Parameter changes

Data Source

PatentUSPP24706P2Hydrangea plant named `Sandy Summer`

Publication Date: 2014.07.29 FLOWER TIME II

AI summary

A new and distinct Hydrangea cultivar named ‘Sandy Summer’ is disclosed, characterized by a full, round mophead type inflorescence and pink petal with thin white margin coloration and unique serrate petal margins. Plants are characteristically strong and resistant to breaking, and produce dark green foliage. The new variety is a Hydrangea, normally used for ornamental indoor or outdoor purposes.