Sweet briar

Cape honeysuckle (Tecomaria capensis, Bignoniaceae) is a vigorous, evergreen scrambling shrub from southern and south-central Africa, valued for tubular orange-to-apricot flowers borne erratically across much of the year. It reaches about 6.6 to 9.8 feet tall and wide as a free-standing shrub, or can be trained much taller on a trellis or wall, and is widely used for informal hedging and as a hot-color border or container plant. It is frost-tender (RHS H1C; roughly USDA 9b-11) - in cooler climates it is grown under glass or as a summer container plant and overwintered indoors. In frost-free, mild climates it can become weedy: it has naturalised and is treated as invasive in parts of Australia and on islands such as the Azores, so site it where suckering and self-layering can be managed. It is not a recognised edible and is not flagged as notably toxic, though several plant parts feature in traditional southern-African medicine; treat it as ornamental rather than for consumption. Note the accepted binomial here is Tecomaria capensis (POWO/GBIF); the widely-seen Tecoma capensis is a synonym.

Cherry laurel is a fast-growing evergreen shrub or small tree native to the Black Sea rim - from Albania and Bulgaria east through Turkey to the Caucasus and northern Iran - prized for its bold, glossy foliage, spring racemes of creamy-white flowers, and unmatched tolerance of shade, drought, and heavy pruning. It makes an outstanding dense hedge, screen, or woodland understory filler in zones 6–9. The honest catch is a two-part warning: every part of the plant contains cyanogenic glycosides (prussic acid), making leaves, seeds, and fruit genuinely toxic to humans and animals; and in mild, moist climates such as the UK and Pacific Northwest it seeds aggressively via bird-dispersed fruit, is classified as invasive, and can smother native understory vegetation wholesale.

The China rose of central and southern China, long known by the old name Rosa indica and also called Bengal rose, is the rose that taught garden roses to flower again and again. Trees and Shrubs Online describes the China roses as a race of garden roses, bred in Chinese gardens from wild plants, that bear successive crops of flowers on the same stem, which is why their Chinese name means Monthly Roses; through Pink China roses that reached Europe from about 1781 they are ancestors of most modern garden roses. NC State Extension describes a rounded, prickly, deciduous shrub 6 to 8 feet tall and wide, with clusters of four or five slightly fragrant flowers in white, pink, red or purple through the summer and red hips afterwards. It is a warm-temperate rose, listed for zones 6 to 9, and a demanding one: NC State calls it high maintenance, lists black spot, powdery mildew, rust and rose rosette disease among its problems, and says deer frequently damage it.

Loropetalum chinense is an evergreen shrub native to woodlands and thickets across southern China, Japan, Taiwan, and adjacent parts of Southeast Asia, valued in gardens for its distinctive ribbon-like flowers and, in the popular purple-leaved forms, year-round burgundy foliage. It thrives in zones 7-9 as a bold structural shrub or hedging plant, blooming most heavily in late winter to early spring. The honest catch is its absolute dependence on acidic soil: even slightly alkaline pH triggers iron chlorosis, and in the Southeastern US a bacterial crown gall disease can cause rapid branch dieback and plant death, making site preparation and soil testing non-negotiable before planting.

The classic broadleaf-evergreen shrub of formal hedges, topiary, and clipped borders - small, glossy dark-green opposite leaves on a dense rounded frame that takes shearing better than almost any other shrub. Native to southern Europe, western Asia, and northern Africa, it carries inconspicuous greenish-cream spring flowers and holds its leaves year-round. All parts are toxic if eaten and the foliage can cause skin irritation, but that same chemistry makes it reliably rabbit- and deer-resistant.

Doublefile viburnum is a deciduous shrub native to China, Korea, Japan, and Taiwan, grown for its spectacular tiered, horizontal branching draped in flat lacecap flower heads in late spring. It earns its place as a four-season focal point - white flowers in May, blue-black drupes in late summer, and often vivid red-purple autumn colour - but the honest catch is its sheer footprint: mature plants can spread 13 to 16 feet wide with rigidly horizontal branches that resent hard pruning, and the fruit is not edible.