Check your lawn for lawn caterpillars by laying down a damp towel or mat on the grass in the evening. These grey-green caterpillars will be hiding under there the next morning.
Insect-eating birds like starlings are natural predators, but may not be able to annihilate a large infestation.
Spray with an environmentally friendly control containing Bt, Bacillus thuringiensis.
A mass of tiny bluish star-shaped flowers covers this small-leafed evergreen in summer. Reaching 50mm high, its half hardy, grows in semi-shade to shade and needs regular watering.
2Baby blue (Parahebe catarractae) The bright blue flowers of this Australian evergreen form a 25cm-high carpet in spring and autumn. Its half hardy and grows in sun and shade.
3 Creeping Mazus (Mazus reptans)
Delightful, miniature lobelia-like flowers in mauve-pink appear between neat green leaves in spring and summer. Hardy, it likes full sun and grows to 50mm high.
Why: They have a striking flame-like shape and come in vibrant shades of red, orange, yellow, hot pink, rose, mahogany and magenta. Theyre hardy and dont require a lot of water. Where: They love full sun and dont mind harsh winds, so theyre also ideal for coastal gardens.
How: Plant them in well-draining soil in areas that dont receive frost. Dont plant them with other annuals or plants that require regular watering, especially if youre using an automated sprinkler system. Deadheading will prolong their flowering season.