Plant this To call sweet rocket (Hesperis matronalis) a border filler would underplay its brilliance as a scented flower of late spring and early summer. It’s ideal for cutting or enjoying in situ – bees and other pollinators love its purple blooms, too. Happy in sun or partial shade, height and spread 1m x 50cm.
Visit this Peonies may seem intimidating but, boy, are they beautiful: if you’re in striking distance of Powys, check out the peony field at specialist grower Claire Austin’s nursery open day on 2 June or visit RHS Wisley’s peony show 9 June for guided tours.
Shift this It’s tempting to think you’re doing cacti and succulents a favour by moving them straight from windowsills inside to a suntrap on a balcony or patio, but take care: even these desert dwellers can suffer sunburn. Gradually transition them to full sun exposure by offering a shadier spot first.
