Repotting guide

When & how to repot Fukien Tea Bonsai (Carmona retusa)

Also called Fukien tea, Philippine tea, Carmona bonsai.

More about fukien tea bonsai

About Fukien Tea Bonsai

Carmona retusa · also called Fukien tea, Philippine tea · houseplant

Fukien tea is a tropical evergreen grown as an indoor bonsai, with small glossy dark leaves dotted with tiny white hairs, year-round white flowers, and red berries. It is more demanding than ficus, needing high light, steady warmth, humidity and careful watering. Sensitive to cold and drying out, it rewards consistent care with delicate flowers and fine ramification.

Mature size: Maintained at typical bonsai sizes of about 15-50 cm; naturally a shrub, it thickens slowly over years in cultivation.

Watch for — Root rot from wet feet: Soft, blackening roots and wilting follow waterlogged soil; use a free-draining mix, ensure good drainage, and let the surface just dry between waterings.

How to tell fukien tea bonsai needs repotting

Repotting on a calendar is less reliable than reading the plant. For fukien tea bonsai, watch for these signs:

Thick roots out of the drainage holes, or circling the surface and lifting the plant.
The pot dries out unusually fast and fukien tea bonsai wilts between waterings it used to shrug off.
The plant is visibly top-heavy and tips over easily.
Stalled growth and small new leaves over a full season — though with a big specimen, top-dressing is often the better first response before a full repot.

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 fukien tea bonsai

Every 2–3 years; top-dress in the in-between years. Fukien Tea Bonsai's growth habit — slow-to-moderate tropical evergreen shrub trained as bonsai; develops a gnarled trunk, fine twiggy ramification, small leathery leaves, and near year-round white flowers followed by red drupes. — sets the pace. Fukien tea is a tropical evergreen grown as an indoor bonsai, with small glossy dark leaves dotted with tiny white hairs, year-round white flowers, and red berries. It is more demanding than ficus, needing high light, steady warmth, humidity and careful watering. Sensitive to cold and drying out, it rewards consistent care with delicate flowers and fine ramification.

What size pot to step fukien tea bonsai up to

Move up exactly one pot size. A heavy fukien tea bonsai dropped into a vastly bigger pot sits in a reservoir of wet soil its roots cannot reach, which rots them and destabilises the plant. In the years between repots, lift off and replace the top 3–5 cm of soil (top-dressing) instead — it refreshes nutrients without the shock of a full repot.

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 fukien tea bonsai

Early spring, just as new growth restarts, is the ideal window for fukien tea bonsai. The plant is moving into its strongest growth phase and re-roots into fresh soil quickly. Avoid repotting in winter dormancy or, for flowering plants, while it is in bud or bloom — recovery is slowest then and you risk dropping the flowers.

Step-by-step: repotting fukien tea bonsai

Consider top-dressing first. If fukien tea bonsai is not badly root-bound, scrape off and replace the top 3–5 cm of soil instead — far less shock for a big plant that hates moving.
Get help and one size up. For a full repot, choose a pot just one size larger. A heavy plant needs two people and a stable, free-draining pot.
Ease it out on its side. Lay the plant down, slide the pot off, and gently loosen the outer roots. Do not bare-root a mature specimen.
Repot at the same depth. Add fresh free-draining bonsai mix that retains some moisture (akadama with pumice and bark) beneath and around the rootball, keeping the original soil line. Firm it so the trunk is stable and upright.
Water and leave it put. Water thoroughly, then leave fukien tea bonsai in the same spot and light — moving and repotting at once is what makes it drop leaves.

Aftercare

Leave fukien tea bonsai in exactly the same spot and light it was in before — moving and repotting at the same time is what makes a big specimen drop leaves. Water it in well, then let the top of the soil dry before watering again so the larger volume of fresh soil does not stay sodden. Do not fertilise for about 4 weeks — fresh mix already carries nutrients and feeding freshly disturbed roots scorches them.

The right soil mix for fukien tea bonsai

Fukien Tea Bonsai wants free-draining bonsai mix that retains some moisture (akadama with pumice and bark). Use an open, moisture-retentive bonsai substrate; it dislikes both waterlogging and complete drying. Slightly acidic to neutral conditions suit it. Dense garden compost holds too much water and risks root rot. Always use fresh mix when you repot — reusing old, broken-down soil reintroduces the compaction and poor drainage you are repotting to fix.

Repotting fukien tea bonsai — frequently asked questions

How often should you repot fukien tea bonsai?

Every 2–3 years; top-dress in the in-between years for fukien tea bonsai. Fully repot fukien tea bonsai only every 2–3 years; in the in-between years just top-dress the top 3–5 cm of soil. Step up one pot size in spring with free-draining bonsai mix that retains some moisture (akadama with pumice and bark). It is heavy and hates being moved, and a vastly oversized pot holds water against the roots and rots them.

What size pot does fukien tea bonsai need?

When is the best time of year to repot fukien tea bonsai?

Should you top-dress or fully repot fukien tea bonsai?

For a big, heavy fukien tea bonsai, top-dressing — replacing the top 3–5 cm of soil — is the gentler option most years, with a full repot only every 2–3 years. A mature specimen sulks and drops leaves when fully repotted, so do it as rarely as the roots allow.

Should you fertilise fukien tea bonsai after repotting?

Not immediately. Wait about 4 weeks after repotting fukien tea bonsai. Fresh mix already contains nutrients, and feeding freshly cut or disturbed roots burns them. Resume your normal feeding routine once you see new growth.