Mature size & growth rate

How big does Madagascar Palm (Pachypodium lamerei) get?

Also called Madagascar Palm, Club-foot, Pachypodium.

More about madagascar palm

About Madagascar Palm

Pachypodium lamerei · also called Madagascar Palm, Club-foot · tropical

Pachypodium lamerei is a dramatic, spiny caudiciform from arid southwestern Madagascar, with a silver-green columnar trunk covered in stout spines and a crown of strap-like leaves. Not a true palm, it belongs to Apocynaceae. It demands full sun, fast-draining soil, and warm temperatures. All parts are toxic due to cardiac glycoside-type compounds. A striking statement plant for sunny rooms.

Mature size: Up to 6 m (20 ft) outdoors in frost-free climates; typically 1–1.5 m (3–5 ft) as an indoor container plant over many years

Indoor size vs how big it gets in the wild

Madagascar Palm is a tree at heart. Indoors a pot and your ceiling keep it to typically 1–1.5 m (3–5 ft) as an indoor container plant over many years, but in the ground it is a different scale of plant entirely (up to 6 m (20 ft) outdoors in frost-free climates). Indoors and in a pot, expect typically 1–1.5 m (3–5 ft) as an indoor container plant over many years. In the ground with no restriction it is a completely different plant — up to 6 m (20 ft) outdoors in frost-free climates — which is why the pot, the light and the pruning matter so much for the size you actually end up with.

It gains real height on a trunk or main stem, adding a tier of leaves a year and eventually reaching for the ceiling — this is a plant you grow up, not out.

Growth rate and years to mature

Madagascar Palm is a slow grower. Realistically, expect a decade or more — slow growers like this add only a few centimetres a year, so expect 8-15+ years to reach their indoor ceiling. Its feeding profile backs this up: feed two or three times during the summer growing season with a balanced or low-nitrogen, high-potassium fertiliser at half the recommended dose. do not feed in winter or when the plant is dormant and leafless.

Want this turned into the right next pot at the right moment? The pot size calculator and the madagascar palm repotting guide cover when and how much to size up — pot size is one of the biggest levers on how fast madagascar palm grows.

How to keep madagascar palm smaller

You are not stuck with the maximum size. For madagascar palm specifically, these are the levers, in order of impact:

The decisive tool is the secateurs: madagascar palm can be topped (cut the main growing tip) to cap its height and force a bushier, shorter shape.
Keeping it deliberately pot-bound in a snug container slows the whole plant and limits ultimate size.
Prune in spring so it heals fast; remove the tallest leader back to a node to reset the height.
Good news: slow growth means topping it once buys you years before it needs doing again.

The keep-it-smaller method, step by step

Pick the new height. Decide how tall you want madagascar palm and find a leaf node or branch point just below that.
Top the main stem. Cut the main growing tip cleanly just above that node in spring; this permanently caps the height and forces side branches.
Keep the pot snug. Avoid jumping to a much bigger pot — a slightly restricted rootball keeps the whole plant smaller.
Maintain the shape. Prune back the tallest new leaders each spring to hold it at the height you chose.

How to grow madagascar palm bigger or faster

If you want it to fill the space sooner, push the conditions rather than hoping — for madagascar palm the accelerators are:

It already wants the bright light it needs; warmth, a yearly pot-up and spring-summer feed are the accelerators.
Pot up a size every year or two while young; restricted roots are the main thing holding height back.
Feed regularly through the growing season and keep it warm — height comes from sustained good conditions.

Light is almost always the ceiling. The madagascar palm light requirements page covers exactly how bright a spot it needs to grow at its potential instead of stalling.

When madagascar palm outgrows the room (or the pot)

"Too big" usually arrives as one of these signs for madagascar palm:

The top leaves pressing against or bent by the ceiling — the classic "this is now too tall indoors" sign.
It has to be moved away from a light source it has literally outgrown.
Roots filling the largest pot you can reasonably keep indoors — at that point it is top-or-prune or move it outside (if hardy).

If it is the pot rather than the room, it is a repotting job, not a goodbye — see the madagascar palm repotting guide. If you want more of this plant instead of a bigger one, the madagascar palm propagation guide turns prunings into new plants.

Madagascar Palm size — frequently asked questions

How big does madagascar palm get?

Madagascar Palm reaches typically 1–1.5 m (3–5 ft) as an indoor container plant over many years when grown indoors, and far larger where it grows unrestricted (up to 6 m (20 ft) outdoors in frost-free climates). It gains real height on a trunk or main stem, adding a tier of leaves a year and eventually reaching for the ceiling — this is a plant you grow up, not out.

Is madagascar palm slow or fast growing?

Madagascar Palm is a slow grower. Expect a decade or more — slow growers like this add only a few centimetres a year, so expect 8-15+ years to reach their indoor ceiling. Madagascar Palm is a tree at heart. Indoors a pot and your ceiling keep it to typically 1–1.5 m (3–5 ft) as an indoor container plant over many years, but in the ground it is a different scale of plant entirely (up to 6 m (20 ft) outdoors in frost-free climates).

How long does madagascar palm take to reach full size?

Roughly a decade or more — slow growers like this add only a few centimetres a year, so expect 8-15+ years to reach their indoor ceiling. Light, pot size and feeding move that timeline more than anything else.

How do I keep madagascar palm smaller?

The decisive tool is the secateurs: madagascar palm can be topped (cut the main growing tip) to cap its height and force a bushier, shorter shape. Keeping it deliberately pot-bound in a snug container slows the whole plant and limits ultimate size. Prune in spring so it heals fast; remove the tallest leader back to a node to reset the height. Good news: slow growth means topping it once buys you years before it needs doing again.

How can I make madagascar palm grow bigger or faster?

It already wants the bright light it needs; warmth, a yearly pot-up and spring-summer feed are the accelerators. Pot up a size every year or two while young; restricted roots are the main thing holding height back. Feed regularly through the growing season and keep it warm — height comes from sustained good conditions.