Tiny, tubular purple-blue flowers on upright 12-15" panicles are borne above deeply cut gray-green leaves. Foliage is more finely cut than the species. Stems and foliage are highly aromatic. Grow in moist, well-drained soil. cut back to 12-18" after the f

Scientific Name: Perovskia 'Filagran'
Zone: 4
Light: Sun
Height: 36"
Width: 2-3'
New Shape: Upright
Foliage: Gray-green
Flower: Purple-blue
Bloom Time: Jul-Aug