Carthusian pink, Dianthus carthusianorum, close up of flowers.

Carthusian pink, Dianthus carthusianorum close up of flowers against pale grey background.

Carthusian pink, Dianthus carthusianorum, close up of flowers.

Carthusian pink, Dianthus carthusianorum, close up of flowers.

Carthusian pink, Dianthus carthusianorum, close up of flowers.

Hazel, Purple leaved filbert, Corylus maxima 'Purpurea', backlit leaves showing red colour.

Hazel, Purple leaved filbert, Corylus maxima 'Purpurea', backlit leaves showing red colour

Hazel, Purple leaved filbert, Corylus maxima 'Purpurea', backlit leaf showing red colour.

Flowering dogwood, Cornus florida, single flower with others in soft focus behind.

Flowering dogwood, Cornus florida, close up of 2 flowers in dappled sunlight.

Flowering dogwood, Cornus kousa flowers.

Clematis 'Ascotiensis', close up showing stamens.