Mentha longifolia is a hardy, evergreen to semi-deciduous, perennial herb which grows in damp areas and has long, thin, bright-green leaves with slightly serrated margins. When crushed they are strongly mint-scented.
It has slender spikes of white to pale-mauve flowers from December to February. It is an essential element of a butterfly garden and also attracts other pollinating insects and thus insectiverous birds to the garden.
Makes a delicious herbal tea and can be added to cordials and other cold drinks.
Excellent for moist areas of the garden or wetland features. It spreads rapidly, so cut off excess shoots and prune regularly to keep in shape. Although it does best in full sun it tolerates a little light shade.
Size: up to 1m
Aloe striata is a hardy, stemless, smooth-leaved Aloe with a rosette of fleshy, blue green leaves. Each leaf is edged with a thin orange line that glows when the sun shines through it.
During the winter months, dense, compact inflorescences of brilliant orange flowers top a grey-green flowering stalk that stands about 50cm above the leaves.
Buddleja auriculata is a very hardy, beautiful, evergreen shrub with a weeping habit and beautiful black-green glossy leaves that are white on the underside.
It bears fragrant lilac and white flowers with an orange centre and flowers profusely in large sprays in July and August.
It can be planted as a specimen but needs some pruning to keep it in shape.
Kleinia galpinii is a hardy, attractive, evergreen succulent plant has flattened, grey-green leaves that arise from a fleshy stem.These grow from a tuberous rootstock.
The clusters of bright-orange or scarlet flowers are carried on a long, flowering stems from January to August.The flowers attract insects to the garden.
This long-flowering plant will brighten up a rockery or mixed flowerbed.
Plant in well-drained soil in full sun or light shade.
Drosanthemum hispidum is a hardy, evergreen, small succulent with small, elongated, fleshy, beautiful, glittery leaves.
Stachys aethiopica ‘Pink’ is a hardy, evergreen, spreading groundcover, with beautiful pale-green, almost quilted leaves.
It bears spikes of small, pink, tubular flowers mainly in spring but with a few flowers almost all year round.
Diospyros austro-africana is a very hardy, attractive, evergreen, multi-stemmed shrub or small tree whose mature, medium- to dark-brown bark, blisters and peals into long, narrow flaky-strips. The reddish-brown branches are finely-haired, similar to the fine hairs on the attractive, small obovate leaves which give this shrub/tree a dusty-silvery appearance.
From August to September it bears pendulous, creamy-white, cerise-pink or red lantern-like flowers which attract birds, butterflies and other insects to the garden. The berries that follow turn red then black and are much sought after by birds. Male and female flowers on separate plants therefore only females bear seed.
This tough, water-wise plant grows in full sun or semi-shade.
Size: 6 to 10m
Senecio speciosus is a very hardy, evergreen, clump forming perennial with finely toothed leaves arranged in a rosette at the base of the plant.
The beautiful sprays of intensely mauve to lilac flowers adorn the grasslands throughout late winter, when they send out sprays of lilac pink daisy flowers against the drab of sleeping grasslands. Flowering continues into the middle of summer.
Flowers provide nectar and pollen to many pollinating insects, including bees.
A beautiful addition to a meadow or grassland planting, provided it receives sufficient water.
Prefers a damp, sunny spot in loamy soil to thrive. Mulch well to retain soil moisture. Plant in full sun or partial shade.
Size to 30cm
Salvia radula is a hardy, evergreen perennial with large, quilted, aromatic, grey-green leaves that have woolly, white undersides and are crowded at the base of the plant. The leaves are an attractive feature of the plant.
Luminescent, white flower spikes are borne during summer. These are showy and held well above the plant.
Bees and butterflies are attracted to the flowers. It has many medicinal uses.
Plant in groups to add texture and colour to a garden bed. Makes a great addition to a cottage-style garden and rockery.
Prune quite severely after flowering to keep in shape.
This drought-tolerant plant requires full sun and well-drained soil.
Size: 30 to 40cm
Greyia radlkoferi is a small, gnarled, hardy, deciduous tree that has a crooked main stem and rough fissured bark.
The bright green leaves are velvety and turn red in autumn.
The striking orange red flowers that adorn the tree from July to November are laden with nectar and attract insects and birds.
Remove the dead leaves to keep looking neat and show off the flowers.
A very decorative garden subject for a sunny or semi-shade position. Protect from frost when young.
Size: 3 to 6m
Plectranthus chimanimaniensis is a hardy, evergreen shrublet (protect the first winter) with small, semi-succulent, soft-textured and aromatic, dark-green leaves.
The numerous individual flowers are a delicate pink, with soft, pink wings that have a white lip. They are carried on strikingly long pink flower spikes which are borne in such abundance that they ensure that the flower-to-foliage ratio is particularly high. It appears that this gem is never out of flower, but is mainly in flower from spring to early winter.
Attracts butterflies and tiny insects to the garden. This is a useful garden and container plant.
Prune regularly. Tolerates light frost and drought. Plant it in compost-rich soil in full sun or semi-shade.
Size: up to 80cm
Steganotaenia araliacea is a fairly hardy, variably deciduous, small tree with a lovely waxy sheen to its grey-green, peeling, papery bark. The pale green leaves with sharply toothed margins have a hair-like point.
The inconspicuous small, tightly bunched greenish white flowers appear from August to October, followed by papery seeds. All parts of the tree smell strongly of carrots. The flowers attract pollinating insects to the garden.
Plant in a rockery or succulent garden in a spot that is protected from the cold wind and in well-drained soil.
While it is most often found in full sun in its natural habitat, it will grow equally well in semi-shade in cultivation.
Size: 2m to 6m
Osteospermum ecklonis is a hardy, evergreen, drought-resistant, bushy perennial with a rounded, spreading shape and bright-green, slightly-succulent leaves.
It bears large, glistening, white, daisy-like flowers that are streaked with bluish-mauve below and have attractive deep-blue centres. It flowers in spring and summer when it makes a stunning show.
This pretty white daisy bush attracts many butterflies and insects to the garden.
Mass-plant as a border, use as an element of a cottage garden, or plant in a rock garden.
Prune back after flowering to keep in shape.
Plant in well-drained soil in a sunny position as the flowers close in low light.
Size: up to 75cm
Euryops tysonii is a very hardy, evergreen shrub with small, densely packed, small, leathery leaves are arranged close to the stems. These make it a particularly decorative small shrub which is dense and has an upright, and at the same time sprawling, growth habit.
The relatively large, sweetly scented, bright yellow, daisy-like flowers are clustered at the end of the stems and are borne from September to May.
The flowers attract many pollinating insects to the garden and if you watch carefully you may be lucky enough to see a perfectly camouflaged Crab Spider living in the centre of the flower.
It requires full sun and looks beautiful in the rock garden, shrubbery, mixed border, on terraced slopes, in retaining walls and also makes a lovely container plant.