Ask Alys: which fragrant plants best suit a narrow garden?

Looking for scent in the city? Our gardening expert offers some solutions What could we plant in the clay soil of our narrow London garden that will grow fairly quickly, provide year-round privacy and colour and scent in season?Japanese loquat (Eriobotrya japonica) is perfect for warm London gardens. It’s evergreen, with large, handsome, corrugated leaves. White flowers in spring, which have a little sweet scent, are followed by round, yellow edible fruit. Once established, loquats are eas