vervain 'Lawrence Johnson'

In borders plant in well drained soil and full sun. In containers best grown in loam based compost such as John Innes No. 2 with added sharp sand alternatively use multipurpose compost with added sharp sand

Deadheading is beneficial

Take semi-ripe stem-tip cuttings in late summer

Aphids, thrips and leafhoppers may be troublesome

Susceptible to powdery mildew