Which Brassicaceae plants are commonly grown as garden ornamentals?

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broccoli — Brassicales Broccoli (*Brassica oleracea*, variety *italica*).

Several members of the Brassicaceae family are cultivated as garden ornamentals for their showy, cross-shaped flowers. Commonly grown ornamental species include:

Basket-of-gold (Aurinia saxatilis)
Candytuft (Iberis species)
Dame’s rocket (Hesperis matronalis)
Honesty (Lunaria species)
Rock cress (Arabis species)
Stock (Matthiola species)
Stonecress (Aethionema species)
Sweet alyssum (Lobularia maritima)
Wallflower (Erysimum species)1