Plant of the week: Coleus canina

Though hardly the most beautiful of plants, the strong aroma of grey-leaved, blue-flowered Coleus canina is said to make cats look for someone else's garden in which to do their nasty business. Buy five plug plants for £8.95, 10 for £13.90, or 20 for £22.80 (prices include UK mainland p&p). Call 0330 333 6851 quoting ref GUPW226, or go to our Readers' Offer page. Delivery from late April.