This small shrub grows 2-5 ft in height and width. It has grayish-green leaves with a hint of silver and produces fragrant flower heads that are borne on upright spikes. The flowers come in shades of blue, lavender and purple and attract butterflies and hummingbirds. When selecting a place for this shrub, be sure to choose a spot that offers full sun and moderate levels of water.
The Spike Lavender is hardy in USDA Hardiness Zones from 9 and 11. Growing in a pot in cold regions can be done with some extra care. Firstly, place the pot in a sheltered spot that is free from strong winds, and cover with a thick layer of straw or frost-proof insulation during the winter months. When watering, do not allow the pot to dry out completely, but neither should it be waterlogged or sitting in standing water. Lastly, it is best to use a pot that is either glazed or plastic to prevent the cold from affecting the roots of the plant.
In conclusion, Spike Lavender is a small and attractive evergreen shrub that is easy to care for, and provides a burst of color to the garden. The fragrant flowers are sure to attract wildlife, and its resilience to maritime exposure makes it an ideal plant for a range of garden landscapes.