Tulip, Tulipa.

Blackthorn, Sloe, Prunus spinosa.

Cactus, Crown cactus, Rebutia krainziana.

Teasel, Dipsacus fullonum.

Japanese Maple, Acer palmatum.

Cactus, Pincushion cactus, Mammillaria microhelia.

Sea Holly, Eryngium tripartitum.

Sea Holly, Miss Wilmott's ghost, Eryngium giganteum 'Miss Wilmott's ghost'.

Sea Holly, Miss Wilmott's ghost, Eryngium giganteum 'Miss Wilmott's ghost'.

Russian sage, Perovskia 'Blue Spire'.

Allium, Allium Hollandicum 'Purple sensation'.

Globe thistle, Echinops.