Lemon, Citrus limon, Studio shot of yellow coloured fruit.

Lemon, Citrus limon, Mass of yellow coloured fruit in white bowl.

Potato, Solanum tuberosum 'Charlotte', Yellow subject.

Buddleja, Studio shot of purple coloured flower against yellow background.

Poppy & Oilseed rape, Papaver rhoeas & Brassica oleracea, Yellow subject.

Tulip, Tulipa, Mass of pink, orange and yellow coloured flowers.

Daffodil, Narcissus, Yellow subject.

Tulip, Tulipa, Group of pink flowers with yellow centres growing outdoor.

Tulip, Tulipa, Group of pink flowers with yellow centres growing outdoor.

Fritillary, Crown imperial 'Maxima Lutea', Fritillaria imperialis 'Maxima Lutea', Yellow flowers growing outdoor showing stamens.

Fritillary, Crown imperial 'Maxima Lutea', Fritillaria imperialis 'Maxima Lutea', Backlit yellow flowers growing outdoor.

Bellwort, Sessile bellwort, Uvularia sessilifolia, Bell shaped yellow flowers growing outdoor.

Shirley poppy, Papaver rhoeas Shirley series, pink flower showing stamens and stigma.

Shirley poppy, Papaver rhoeas Shirley series, black and white side view showing stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Opium poppy, Papaver somniferum, close up showing the stamens and stigma.

Iceland poppy, Papaver nudicaule, front view showing stigma and stamens.

Yarrow, Achillea filipendulina 'Gold Plate', multiple stems backlit against a clear blue sky.

Sweet rocket, Dame's rocklet, Hesperis matronalis flower, purple flower cluster.

White-flowered rosebay willowherb, Chamaenerion angustifolium 'Album'.