Spearmint Herb is the common variety of mint that is very versatile and makes great mint sauce as well as fresh with new potatoes or
Spearmint has attractive, fragrant dark green serrated leaves and produces little mauve flowers.
Mint grows to 60cm and has an infinite spread - it is an invasive plant. To stop it spreading out of control it is best to plant it in a container and then plant the container into the soil. This will help contain its spread, re-pot when necessary. It is best to remove the flowers as soon as they appear as they will reduce leaf production.
It can be kept easily in a pot. It is a hardy herbaceous perennial that dies back each autumn and regrows the following spring, some mulch in autumn will help it through winter. It is a good companion plant as it repels many insects by its strong aroma so plant near brassicas.