Lavandula × intermedia 'Alba'
Common name(s): lavandin, white spike lavender
Description: evergreen shrub; the oldest of the white-flowered lavandins currently in cultivation though its origin is uncertain. Vigorous, upswept growth and fragrant, white flower spikes on long stems. Ideal as a specimen plant or in a hedge. Young calyces have green, green-pink, or yellow tips which differentiates it from 'Edelweiss' in addition to its growth habit, grayer foliage, and cylindrical flower spikes.
Height: to 3 ft. Spread: to 4 ft.
Stem length: 14-16 in.
Corolla: white
Calyx: sage green sometimes with a tinge of purple
Bloom season: mid summer
Best Uses: landscaping, rock gardens, bouquets, crafts
Position: full sun and well-draining soil
Winter Hardiness: to 0 F and below
Drought: adapted to 4 months of summer drought
Notes: 'Alba' is often sold incorrectly as 'Edelweiss' and vice versa. 'Hidcote White' and 'White Spike Grosso' or 'White Grosso' have also both been missaplied to 'Edelweiss' and 'Alba'