You can get extra herb plants for free by dividing up pots of supermarket herbs and growing them on.
These are mostly raised from seed, with many young plants tightly packed together in each pot. These can be split into several smaller clumps and repotted at any time during the growing season.
Most need bright conditions, and basil in particular needs warmth. Evergreen shrubs like sage, rosemary and thyme can be divided in spring and grown on in separate pots, then planted outside in containers or borders.
Discover how to divide supermarket herbs, for tasty, free pickings.
You can get extra herb plants for free by dividing up pots of supermarket herbs.