Fertilising guide
How to fertilise Alocasia Sarawakensis (Alocasia sarawakensis)— schedule & NPK
Also called Yucatan Princess, Sarawak alocasia.
More about alocasia sarawakensis
About Alocasia Sarawakensis
Alocasia sarawakensis · also called Yucatan Princess, Sarawak alocasia · tropical
Alocasia sarawakensis, often sold as 'Yucatan Princess', is a large, robust species from Borneo with thick, glossy, deeply quilted dark-green leaves on stout petioles. It is one of the easier big alocasias, wanting bright indirect light, warmth, high humidity and an airy mix. Given space it becomes a substantial, architectural foliage plant.
Growth habit: Large, upright clumping aroid forming a thick trunk-like stem over time, bearing huge glossy quilted leaves; offsets readily from the base.
Watch for — Browning leaf margins: Low humidity, salt buildup, or erratic watering crisps the edges of the large leaves. Raise humidity, keep moisture even, and flush the soil periodically.
What fertiliser alocasia sarawakensis actually wants — and why
Alocasia Sarawakensis is a genuinely hungry tropical — in bright warmth it pushes growth fast and rewards a regular half-strength balanced feed all season.
A balanced liquid feed (even N-P-K) or a slightly nitrogen-leaning foliage feed — this is a big-leaved foliage plant putting on real size, so it wants steady nitrogen for lush leaves, not a bloom formula.
For the language behind the three numbers on the bottle — what nitrogen, phosphorus and potassium each do — see the NPK ratio explained entry. The short version for alocasia sarawakensis: match the feed to the job the plant is doing right now, not to a generic “plant food” on the shelf.
How often to feed alocasia sarawakensis, and which months
Feeding only earns its keep while the plant is in active growth and can use the nutrients — pour feed into a dormant or low-light plant and it simply builds up as root-burning salt. For alocasia sarawakensis:
A hungry plant; feed every 2 weeks in spring and summer with a balanced liquid fertiliser at half to full strength, easing off in autumn and stopping in winter. Steady feeding supports its fast, large growth, but flush occasionally to clear salts. For a fast grower like this that means feeding regularly — about every 2 weeks — right through spring through early autumn (roughly March to September), tapering off only as light drops in autumn.
The dormant-season rule matters more than the exact interval: skip feeding entirely when alocasia sarawakensis is resting. For the wider context on indoor feeding rhythms across the seasons, the houseplant fertiliser schedule walks through the year month by month.
What strength to mix for alocasia sarawakensis
Half strength every feed is the sweet spot for alocasia sarawakensis: frequent enough to fuel fast growth, dilute enough that it never scorches even when you feed often.
Feeding always goes onto already-damp soil, never dry roots — water alocasia sarawakensis first if the soil is dry, then apply the diluted feed. The companion question is when to water at all, covered in the alocasia sarawakensis watering schedule.
Signs you are over-feeding alocasia sarawakensis
Over-feeding is far more common — and more damaging — than under-feeding for most plants. The classic tells for alocasia sarawakensis:
- Brown, scorched leaf tips and margins despite correct watering.
- A white salt crust on the soil or around the pot edge.
- Sudden leaf yellowing and drop shortly after a strong feed.
- Soft, weak, over-stretched growth that cannot support itself.
Signs you are under-feeding alocasia sarawakensis
- New leaves coming in noticeably smaller than older ones.
- Pale, yellow-green older leaves and slow growth through peak summer.
- A general loss of vigour and gloss in a plant that should be racing away.
If the symptoms point at watering, light or roots rather than nutrition, the full alocasia sarawakensis care brief covers soil, humidity and the common problems for this species.
Flushing and leaching the salts
Because you feed often, salts accumulate faster — flush the pot of alocasia sarawakensis with plain water until it drains freely roughly every month through the feeding season to keep the root zone clean.
Organic vs synthetic feeds for alocasia sarawakensis
Organic options
A diluted seaweed or fish-and-seaweed feed plus a yearly top-dress of worm castings supports fast growth without burn risk. UK: Westland seaweed or Baby Bio Organic; US: Neptune's Harvest or Espoma Indoor!.
Synthetic / liquid feeds
A balanced houseplant liquid at half strength applied frequently — UK: Baby Bio, Phostrogen or Westland Houseplant Feed; US: Miracle-Gro Indoor Plant Food or Dyna-Gro Foliage-Pro for steady leafy growth.
Brand names are examples, not endorsements, and UK and US ranges differ — check the label’s own NPK and dilution rate, since formulations change.
Fertilising alocasia sarawakensis — frequently asked questions
What fertiliser does alocasia sarawakensis need?
A balanced liquid feed (even N-P-K) or a slightly nitrogen-leaning foliage feed — this is a big-leaved foliage plant putting on real size, so it wants steady nitrogen for lush leaves, not a bloom formula. Alocasia Sarawakensis is a genuinely hungry tropical — in bright warmth it pushes growth fast and rewards a regular half-strength balanced feed all season.
How often should I feed alocasia sarawakensis?
A hungry plant; feed every 2 weeks in spring and summer with a balanced liquid fertiliser at half to full strength, easing off in autumn and stopping in winter. Steady feeding supports its fast, large growth, but flush occasionally to clear salts. A hungry plant; feed every 2 weeks in spring and summer with a balanced liquid fertiliser at half to full strength, easing off in autumn and stopping in winter. Steady feeding supports its fast, large growth, but flush occasionally to clear salts. For a fast grower like this that means feeding regularly — about every 2 weeks — right through spring through early autumn (roughly March to September), tapering off only as light drops in autumn.
What strength of feed for alocasia sarawakensis?
Half strength every feed is the sweet spot for alocasia sarawakensis: frequent enough to fuel fast growth, dilute enough that it never scorches even when you feed often.
What does over-feeding alocasia sarawakensis look like?
Brown, scorched leaf tips and margins despite correct watering. A white salt crust on the soil or around the pot edge. Sudden leaf yellowing and drop shortly after a strong feed. Soft, weak, over-stretched growth that cannot support itself. The mistake here is the opposite of most houseplants: under-feeding a fast tropical in peak season starves it, leaving small, pale new leaves and slow growth — but full-strength doses still burn it, so feed often and weak, not occasionally and strong.
Should I flush the soil of alocasia sarawakensis?
Because you feed often, salts accumulate faster — flush the pot of alocasia sarawakensis with plain water until it drains freely roughly every month through the feeding season to keep the root zone clean.
Keep reading
- Alocasia Sarawakensis care — the full brief (light, soil, humidity, problems, pet safety)
- How often to water alocasia sarawakensis — the watering schedule
- The houseplant fertiliser schedule — feeding through the year
- NPK ratio explained — what the three numbers on the bottle mean
- How to fertilise monstera
- How to fertilise pothos
- How to fertilise fiddle leaf fig
- All 2464 fertilising guides in the Growli library