Backgrounds, Wood, Section cut through timer showing rings and growth pattern.

Backgrounds, Wood, Section cut through timer showing rings and growth pattern.

Backgrounds, Wood, Section cut through timer showing rings and growth pattern.

Backgrounds, Wood, Section cut through timer showing rings and growth pattern.

Vietnam, Lo Cai Province, close to Sa Pa, Rice paddy terrace.

Vietnam, Lo Cai Province, close to Sa Pa, Sweet corn being dried by the sun.

Colombia, Piraparana, Peach palm/chontaduro fruit.

Food, Snacks, Dried Fuit, Deglet Nour Dates also known as Royal Dates.

Food, Snacks, Roasted and salted Cashew nuts.

Ireland, County Sligo, Carney, Close up detail of the interior of a red cabbage.

Ireland, County Sligo, Trees in wintertime near Lissadell Beach viewed from below with vibrant blue sky above. Carney

Ireland, County Sligo, Ben Bulben Forest Walk, Tree rings on a recently felled tree. Carney

Amaryllis, Hippeastrum 'Chico', Side view of one stem with symmetrical flowers either side, having curled spikey pink and green petals with long curled stamen and extended stigma, Against a white back...

Amaryllis, Hippeastrum 'Gervase', One stem with striped flowers, deep magenta petals and white highlights, Long curled stamen and stigma, Against a graduated white background.

Amaryllis, Hippeastrum 'Gervase', One stem with bold, striped flowers, deep magenta petals and white highlights, Long curled stamen and stigma, Against a graduated white background.

Amaryllis, Hippeastrum 'Gervase', One stem with bold, striped flowers, deep magenta petals and white highlights, Long curled stamen and stigma, Against a graduated white background.

Amaryllis, Hippeastrum 'Chico', Side view of one stem with symmetrical flowers either side, having curled spikey pink and green petals with long curled stamen and extended stigma, Against a black back...

Amaryllis, Hippeastrum 'Red Lion', Two red flowers on a long stem against a white background.

Amaryllis, Hippeastrum 'Red Lion', Two red flowers on a long stem against a white background.

Amaryllis, Hippeastrum 'Red Lion', Two red flowers on a long stem against a white background.

Amaryllis, Hippeastrum 'Red Lion', Two red flowers on a long stem against a white background.

Icelandic poppy, Papaver nudicaule 'Champagne Bubbles', Side view of one opening flower with crinked red petals with yellow centres, pushing off its bud casing, on hairy stalk, Against pale blue sky.

African daisy, Osteospermum Flower Power 'Double Berry White', Front view of one flower with white petals tipped with burgundy and central cluster of burgundy petals, Against pale pink.

Macedonian scabious, Knautia macedonica 'Red Knight', Close side view of one burgundy red flower aginst pale blue sky.