Height x Spread: 120cm x 60cm
Commonly known as Argentinian Vervain, Verbena bonariensis has a columnar habit. This native to South America is a tall perennial with branching stems that bear clusters of tiny violet flowers during summer.
This is a plant which likes to self seed freely, bees go mad for this tender perennial, making it a fantastic for wildlife gardens. Gravel borders, drought tolerant borders, wall-side flower beds and borders are all suitable. Full sun and well-drained soils are the desired requirements.
Average content per packet: 500 seeds
March - May
Indoors - in seed trays or pots
Outdoors - where it is to flower
Indoors - Moisten compost before sowing, sow thinly and cover lightly with compost or vermiculite. Fluctuating temperatures e.g. cold nights and warm greenhouse days will aid germination. Prick out into trays 4-5cm apart or single pots. Harden off plants before planting out.
Outdoors - Prepare a clean seed bed. Scatter seeds and rake in and firm gently.