Lamium 'Anne Greenaway' has silver, gold and green foliage forming a solid groundcover topped with perfect pink flowers.

Lamium 'Aureum' has a silver line down each gold to lime green leaf and forms a solid ground cover topped with mauve-pink flowers.

Lamium 'Ghost' has silver foliage forming a solid ground cover topped with deep pink flowers.

Lampranthus deltoides (syn. Oscularia) has jaggedly toothed, bluish leaves with pink tips and pink flowers.

Lapidaria margaretae has succulent leaves in 1 or 2 pairs per plant. They are silver-blue to silver-white often edged with yellow.

Lavandula angustifolia 'Arctic Snow' has pure white flowers on compact, mid sized plants to about 18-24 inches tall when in flower.

Lavandula ‘Big Time Blue’ has a beautiful grey-green foliage smothered with large, purplish blue blossoms on fat spikes that start to bloom very early in the season.

Lavandula Blue Cushion is a very compact lavender easier to keep in tight mounds than other cultivars.

Lavandula 'Ellagance Ice' has icy-white blooms and very fragrant, silver-grey foliage.

Lavandula 'Ellagance Pink' has light pink blooms and very fragrant, silver-green foliage.

Lavandula 'Ellagance Purple' has deep purple flowers on compact, floriferous plants.

Lavandula 'Ellagance Snow' has white flowers on compact, floriferous plants.

Lavandula 'Mini Blue' is a dwarf lavender that forms fragrant, compact mounds of foliage with purple-blue flowers.

Lavandula Platinum Blonde is a variegated creamy yellow and green lavender with classic purple flowers.

Lavandula ‘Super Blue’ has grey-green foliage smothered with large, mauve-blue lavender blossoms on fat spikes.

Lavandula 'Thumbelina Leigh' is a dwarf lavender with fragrant, compact mounds of foliage and deep purple-blue flowers.

Lavandula 'Wee One' is a dwarf lavender forming bushy mounds topped with clear blue flowers to just 10 inches tall.

Lavandula 'Ghostly Princess' has shocking silver foliage and purple-pink flowers with flaring pink "wings" veined with purple.

Lavandula stoechas 'Kew Red' is a compact Spanish lavender with deep pink to red flowers and pink fluttering "wings".

Lavandula stoechas 'New Madrid Blue Improved' is a compact Spanish lavender with bluish purple flowers and ivory white "wings".