Agave.

Viola, Viola 'Sorbet Ocean Breeze'.

Spindle Tree, Euonymus planipes 'Sancho'.

Cherry, Prunus.

Rhododendron.

Cornflower, Centaurea cyanus 'Mauve Queen'.

Verbascum, Verbascum 'Sugar Plum', Mullein.

Lily-of-the-valley, Convallaria majalis.