Repotting guide

When & how to repot Gasteria Rawlinsonii (Gasteria rawlinsonii)

Also called Cliff gasteria, Rawlinson's gasteria.

More about gasteria rawlinsonii

About Gasteria Rawlinsonii

Gasteria rawlinsonii · also called Cliff gasteria, Rawlinson's gasteria · houseplant

Gasteria rawlinsonii is an unusual cliff-dwelling succulent with long, recurved, rough-textured leaves arranged in two ranks that can trail or arch as they lengthen. It grows slowly, tolerates lower light, and needs gritty soil with sparing water. One of the more pendulous gasterias, and non-toxic to cats and dogs per the ASPCA.

Mature size: Stems can reach 30-60 cm long over years, with the clump spreading 15-30 cm wide.

Watch for — Root rot from overwatering: Yellowing, soft, translucent leaves and a mushy base mean waterlogged roots. Remove rot and repot in dry gritty mix; water only when fully dry.

How to tell gasteria rawlinsonii needs repotting

Repotting on a calendar is less reliable than reading the plant. For gasteria rawlinsonii, 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 gasteria rawlinsonii

Every 2–3 years, into bone-dry mix. Gasteria Rawlinsonii's growth habit — slow-growing succulent with elongating, two-ranked leaves that arch or trail with age; clusters slowly from the base. — sets the pace. Gasteria rawlinsonii is an unusual cliff-dwelling succulent with long, recurved, rough-textured leaves arranged in two ranks that can trail or arch as they lengthen. It grows slowly, tolerates lower light, and needs gritty soil with sparing water. One of the more pendulous gasterias, and non-toxic to cats and dogs per the ASPCA.

What size pot to step gasteria rawlinsonii up to

Use a pot only one size up — or even the same pot with fresh gritty mix if the roots have room. Gasteria Rawlinsonii 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 gasteria rawlinsonii

Spring or summer, while gasteria rawlinsonii 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 gasteria rawlinsonii

Repot dry. Do not water gasteria rawlinsonii 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 gritty, fast-draining succulent mix 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 gasteria rawlinsonii 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 gasteria rawlinsonii 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 gasteria rawlinsonii

Gasteria Rawlinsonii wants gritty, fast-draining succulent mix. Use a cactus/succulent compost amended with 30-50% pumice, perlite, or grit. A pot with drainage holes is essential. For its trailing habit, a slightly deeper or hanging pot suits the elongating, recurved leaves. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting gasteria rawlinsonii — frequently asked questions

How often should you repot gasteria rawlinsonii?

Every 2–3 years, into bone-dry mix for gasteria rawlinsonii. Repot gasteria rawlinsonii every 2–3 years into a snug pot of gritty, fast-draining succulent mix, 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 gasteria rawlinsonii need?

When is the best time of year to repot gasteria rawlinsonii?

Should you water gasteria rawlinsonii after repotting?

No — not straight away. Repot gasteria rawlinsonii 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 gasteria rawlinsonii after repotting?

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