Robuta

https://www.rhs.org.uk/plants/233630/veronica-spicata-spade-blue/details Veronica spicata 'Spade Blue' | /RHS veronica spicata spade blue rhs https://www.rhs.org.uk/plants/254395/veronica-spicata-ulster-blue-dwarf/details Veronica spicata 'Ulster Blue Dwarf' | spiked speedwell 'Ulster Blue Dwarf' Herbaceous Perennial/RHS veronica spicata blue dwarf spiked speedwell herbaceous perennial ulster https://www.rhs.org.uk/plants/45897/veronica-spicata-subsp-incana-nana/details Veronica spicata subsp. incana 'Nana' | /RHS veronica spicata subsp incana nana rhs https://www.rhs.org.uk/plants/182436/veronica-spicata-subsp-incana-silbersee/details Veronica spicata subsp. incana 'Silbersee' | /RHS veronica spicata subsp incana silbersee rhs https://www.rhs.org.uk/plants/49816/veronica-spicata-variegata-(v)/details Veronica spicata variegata (v) | /RHS veronica spicata variegata rhs