Despite its name, Swedish ivy isn't from Sweden and isn't an ivy—it's a trailing member of the mint family from southern Africa. Its round, glossy, scalloped leaves make it a classic hanging-basket houseplant across the US. It is hardy outdoors year-round in USDA zones 10–11.

Appearance

Growth form
A low, trailing evergreen about 4–12 in (10–30 cm) tall that spreads about 20 in to 3 ft (50 cm–1 m).
Leaves
Round, slightly fleshy, glossy green leaves about 2.5–3.5 in (6–9 cm) long, with broad teeth along the edge. The undersides are purplish and hairy, and the leaves are aromatic.
Flowers
Small white to pale lavender or pale pink flowers on upright spikes, off and on through the year. Too little light or too much nitrogen fertilizer can keep it from blooming.

Look-alikes

Plectranthus oertendahlii

P. oertendahlii has leaves with silvery veins, while Swedish ivy has plain, glossy green leaves.

Why they get mixed upBoth are sold as "Swedish ivy" in pots and hanging baskets.

Where it lives

Typical habitats
  • Houseplant
  • Hanging baskets
  • Shady garden beds (frost-free areas)
Range
Native to southern Africa, from eastern South Africa and Eswatini to southern Mozambique. It has escaped from cultivation in Hawaii and Puerto Rico, as well as in Central America and Australia.
Preferred conditions
Indoors it likes bright, indirect light; outdoors it needs shade, because direct sun burns the leaves. It tolerates brief chills down to about 40°F (4°C) but must come inside before a freeze.

Growing it

Care
Water thoroughly when the top inch of soil is dry, and never let it sit in water, which leads to root rot. Pinch stems back after flowering to keep it bushy. Watch for mealybugs and spider mites.
Propagation
Stem-tip cuttings root easily, usually within a month.

Name and classification

About the name
Swedish ivy is often sold as Plectranthus australis, but that name was misapplied to this plant. It is also called Swedish begonia and whorled plectranthus.

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Whorled Plectranthus (Plectranthus verticillatus) — identification, habitat & look-alikes | Moeyo