Erysimum scoparium - growing in the harsh volcanic conditions of Tenerife. This relation of the wall flower is almost constantly blooming & forms a dense shrub, covered with pinkish lilac flowers
We select species that are generally pretty tough and need little water once established.
Some are native to Portugal & Southern Europe, others come from the various mediterranean regions of the world.
With a little care and knowledge these types of plants are easy to grow and care for.