Repotting guide

When & how to repot Flexuose Nerine (Nerine flexuosa)

Also called Flexuose Nerine, Crinkled Nerine.

More about flexuose nerine

About Flexuose Nerine

Nerine flexuosa · also called Flexuose Nerine, Crinkled Nerine · flowering

Flexuose Nerine is a South African bulb producing striking umbels of rich pink to pale lilac-pink flowers with distinctly wavy, strap-shaped petals on bare stems in autumn. A larger and more vigorous grower than N. sarniensis, and moderately hardy in sheltered UK gardens. All Nerine species are toxic to dogs, cats, and horses.

Mature size: 45-60 cm tall in flower

Watch for — Failure to flower: Most commonly caused by: burying the bulb too deep (neck must be at or above soil level), too much shade, or disturbing the roots. Leave established bulbs undisturbed for years.

How to tell flexuose nerine needs repotting

Repotting on a calendar is less reliable than reading the plant. For flexuose nerine, watch for these signs:

Roots growing out of the drainage holes, or the rootball lifting the plant proud of the rim.
Soil that has shrunk away from the pot sides and no longer holds water.
The pot is unstable because the plant has grown top-heavy.
Old, compacted, broken-down mix that stays wet too long — for a succulent that is a rot risk, so refresh it even if the pot size is fine.

For the underlying biology of a pot-bound root system and why it stalls a plant, see our guide to spotting and fixing a root-bound plant.

How often to repot flexuose nerine

Every 2–3 years, into bone-dry mix. Flexuose Nerine's growth habit — clump-forming bulbous perennial, summer-dormant, autumn-flowering — sets the pace. Flexuose Nerine is a South African bulb producing striking umbels of rich pink to pale lilac-pink flowers with distinctly wavy, strap-shaped petals on bare stems in autumn. A larger and more vigorous grower than N. sarniensis, and moderately hardy in sheltered UK gardens. All Nerine species are toxic to dogs, cats, and horses.

What size pot to step flexuose nerine up to

Use a pot only one size up — or even the same pot with fresh gritty mix if the roots have room. Flexuose Nerine stores water and rots in a large pot of slow-drying soil. A tight terracotta pot that dries fast is far safer than a generous plastic one. Never up-pot a succulent by several sizes.

Not sure of the exact diameter? Our pot size calculator takes the current pot and root spread and tells you the right next size — it deliberately recommends a single step up, never a big jump.

The best time of year to repot flexuose nerine

Spring or summer, while flexuose nerine is in active growth and warm, is best — roots recover fastest then, and the plant is not sitting in cool damp soil. Avoid repotting a succulent in winter dormancy.

Step-by-step: repotting flexuose nerine

Repot dry. Do not water flexuose nerine for several days first. Working with dry roots and dry mix dramatically lowers the rot risk for a succulent.
Pick a snug, fast-draining pot. Choose terracotta one size up at most, with a drainage hole. Have gritty very free-draining, gritty or sandy loam ready.
Tip it out and clean the roots. Slide the plant out, crumble off the old soil, and trim any black, mushy or dead roots with clean snips.
Pot into dry mix. Set flexuose nerine at its original depth in dry gritty mix, firming gently. Do not bury the stem deeper than it was.
Wait a week before watering. Leave it completely dry and out of harsh sun for about 7 days so any damaged roots callus. Only then water lightly.

Aftercare

Keep flexuose nerine completely dry and out of fierce sun for about a week so any nicked roots callus before they meet moisture; watering a freshly repotted succulent is the classic way to rot it. Then resume the normal lean, dry rhythm. Do not fertilise for about 3 weeks — fresh mix already carries nutrients and feeding freshly disturbed roots scorches them.

The right soil mix for flexuose nerine

Flexuose Nerine wants very free-draining, gritty or sandy loam. Excellent drainage is essential; these are bulbs of rocky, sun-baked South African cliffs. In heavier soils, plant at the base of a warm south-facing wall where the overhang keeps rain off in summer. Add plenty of grit. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting flexuose nerine — frequently asked questions

How often should you repot flexuose nerine?

Every 2–3 years, into bone-dry mix for flexuose nerine. Repot flexuose nerine every 2–3 years into a snug pot of very free-draining, gritty or sandy loam, ideally in spring or summer. Let it sit in dry soil and do not water for about a week afterwards so any nicked roots can callus. Over-potting and watering straight away is what rots succulents.

What size pot does flexuose nerine need?

When is the best time of year to repot flexuose nerine?

Should you water flexuose nerine after repotting?

No — not straight away. Repot flexuose nerine into dry mix and wait about a week before the first watering so any damaged roots callus over. Watering a freshly repotted succulent is the single most common way to rot one.

Should you fertilise flexuose nerine after repotting?

Not immediately. Wait about 3 weeks after repotting flexuose nerine. Fresh mix already contains nutrients, and feeding freshly cut or disturbed roots burns them. Resume your normal feeding routine once you see new growth.