Sea Holly, Leavenworth's eryngo, Eryngium leavenworthii, Detail of purple coloured flowers growing outdoor.

Sea Holly, Leavenworth's eryngo, Eryngium leavenworthii, Detail of purple coloured flowers growing outdoor.

Sea Holly, Leavenworth's eryngo, Eryngium leavenworthii, Detail of purple coloured flowers growing outdoor.

Sea Holly, Leavenworth's eryngo, Eryngium leavenworthii, Detail of purple coloured flowers growing outdoor.

Yew, Taxus baccata, Red berries on spiky tree.

Poppy, Opium poppy, Papaver somniferum, Single red coloured flower growing outdoor.

Cardoon, Cynara cardunculus, Artichoke thistle growing outdoor.

Cardoon, Cynara cardunculus, Blue coloured Artichoke thistle growing outdoor.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Yucca, Yucca filamentosa, Close up of white flowers growing outdoor.

Salvia, Wild Salvia, Blue Sage, Salvia Patens, Mass of purple flowers growing outdoor in field of buttercups.

Salvia, Wild Salvia, Blue Sage, Salvia Patens, Mass of purple flowers growing outdoor in field of buttercups.