Clivia Care Guide in South Africa: Indoor vs Outdoor Growing

Clivias are one of South Africa’s most loved shade plants. With their glossy, strap-like leaves and bold orange, yellow or cream flower clusters, they’re just as at home in a shady garden bed as they are in a pot in your living room. This guide explains how to grow clivias indoors and outdoors in South African conditions, and what they need to flower reliably year after year.

Where do clivias grow best?

Clivias are naturally forest-edge plants. That means they prefer:

• Bright shade or dappled light – no harsh midday sun.
• Cooler roots – they love leaf litter, mulch and well-drained soil.
• Mild, frost-free climates – they cope well in coastal and many Western Cape gardens, and in sheltered Highveld spots.

They can burn in strong sun, especially against hot north- or west-facing walls, so treat them as a shade or semi-shade plant rather than a full sun perennial.

Growing clivias outdoors

Best outdoor positions

• Under trees where they receive morning sun and afternoon shade.
• On the south or east side of buildings, protected from hot afternoon sun.
• In raised beds or under shrubs where soil drains well after rain or irrigation.

Soil and planting

• Use a well-drained, humus-rich mix – garden soil improved with compost and a bit of bark works well.
• Avoid heavy clay or waterlogged areas. Clivias rot easily if roots sit in cold, wet soil.
• Plant so the top of the root ball is just below soil level and don’t bury the neck of the plant.
• Mulch with leaf litter, bark chips or compost to keep roots cool and moist.

Watering & feeding outdoors

• Water deeply but not constantly. In winter rainfall regions, natural rain is often enough once plants are established.
• In summer rainfall or very dry areas, water when the top few centimetres of soil feel dry.
• Feed with a balanced, slow-release fertiliser in spring and again after flowering. Avoid very high nitrogen feeds, which can give lots of leaves but fewer flowers.

Growing clivias indoors

Clivias make excellent indoor or patio plants if you can mimic their natural forest-edge environment.

Light indoors

• Place in bright, indirect light – close to a south- or east-facing window is ideal.
• Avoid hot, direct midday sun through glass, which can scorch leaves.
• Too little light = long, floppy leaves and fewer flowers.

Potting mix & container choice

• Choose a pot with good drainage and a slightly snug fit – clivias flower better when a bit root bound.
• Use a mix with good structure and air: quality potting soil with added bark chips or coarse perlite for drainage.
• Repot only every 3–4 years, or when roots clearly push above the soil or out of the drainage holes.

Watering indoors

• Water thoroughly until water drains from the bottom of the pot, then allow the top few centimetres to dry before watering again.
• In winter or in cool rooms, reduce watering – cold + wet = root rot.
• Empty saucers so pots don’t sit in standing water.

Feeding and flowering indoors

• Feed monthly in the growing season (spring and summer) with a balanced liquid fertiliser at half strength.
• Switch to a higher-potash fertiliser (for flowering) from late summer to support bud formation.
• Allow a cooler, slightly drier rest period in late winter to encourage flowering in early spring.

How to get clivias to flower reliably

Whether indoors or out, clivias flower best when:

• They are a bit root bound (don’t overpot too often).
• They receive bright shade rather than very dark corners.
• They enjoy a cooler, slightly drier rest in late winter (not bone dry, just less water).
• They are not overfed with quick-release nitrogen fertilisers.

If your plant has stopped flowering, check for:

• Too much shade indoors or under trees.
• Constant heavy watering in winter.
• Being divided or repotted too often.

Common clivia problems

• Yellowing leaves: often from overwatering, poor drainage or sudden temperature swings.
• Brown leaf tips: can be a sign of low humidity indoors, fertiliser build-up, or old foliage.
• Rot at the base: usually caused by waterlogged soil – act quickly by trimming off rot and repotting into fresh, drier mix.
• Mealybugs and scale: inspect between leaves and treat with a gentle systemic or a soft insecticidal spray.

Indoor vs outdoor – which is better?

In South Africa, clivias are happy both in the garden and in pots. Choose based on your space:

• Outdoors: best for mass plantings, under trees and in permanent shade beds.
• Indoors: ideal for statement pots in living rooms, entrance halls and offices with bright, indirect light.

Whichever you choose, remember their forest roots: cool, shaded, well-drained and never waterlogged. Treat them well and they’ll reward you with hundreds of blooms over many years.