Mature size & growth rate

How big does Canadian Wild Ginger (Asarum canadense) get?

Also called Canadian Wild Ginger, Wild Ginger.

More about canadian wild ginger

About Canadian Wild Ginger

Asarum canadense · also called Canadian Wild Ginger, Wild Ginger · flowering

Canadian Wild Ginger is a low-growing native woodland perennial prized as a shade groundcover. Heart-shaped, velvety leaves spread slowly by rhizome to form dense colonies. It thrives in humus-rich, moist soil under deep shade, making it ideal beneath deciduous trees. Inconspicuous brownish-purple flowers bloom at soil level in spring.

Mature size: 15–20 cm tall, spreading 30–60 cm wide per plant over several years

Watch for — Slow establishment: Spreads slowly by rhizome — expect only modest expansion in the first 1–2 years. Planting divisions closer together (20–25 cm apart) helps achieve faster groundcover coverage.

Indoor size vs how big it gets in the wild

Canadian Wild Ginger does not get tall — it gets long. Size here is about stem length and how you train or cut it, not how much floor it claims. Indoors and in a pot, expect 15–20 cm tall, spreading 30–60 cm wide per plant over several years. A pot, your light levels and a little pruning are what set the final size in a home, far more than the plant's theoretical potential.

Growth shows up as lengthening stems that trail down or climb up a support; the plant can be kept tiny or grown metres long from the exact same root system.

Growth rate and years to mature

Canadian Wild Ginger is a moderate grower. Realistically, expect three to six years to reach mature indoor size, gaining a steady amount each growing season. Its feeding profile backs this up: apply a balanced slow-release granular fertiliser (10-10-10) in early spring, or top-dress annually with compost or well-rotted leaf mould. avoid high-nitrogen feeds that promote lush growth prone to slug damage.

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

How to keep canadian wild ginger smaller

You are not stuck with the maximum size. For canadian wild ginger specifically, these are the levers, in order of impact:

Trim the longest vines back to the length you want — canadian wild ginger takes hard cutting well and bushes out from the cut.
Cut just above a leaf node; each trimmed stem usually branches into two, so pruning makes it fuller, not sparser.
The cuttings root easily in water or mix, so "keeping it smaller" doubles as free new plants.
A trim once or twice a season is usually enough to hold its length.

The keep-it-smaller method, step by step

Decide the length you want. Pick the point each vine of canadian wild ginger should stop — you can be aggressive; it regrows readily.
Cut just above a node. Snip about 0.5 cm above a leaf node so the stem branches there instead of dying back.
Root the cuttings. Drop the trimmed pieces in water or mix — they root in 2-4 weeks and can fill the same pot for a bushier look.
Repeat as it runs. Re-trim whenever it overshoots; regular light pruning keeps it both smaller and fuller.

How to grow canadian wild ginger bigger or faster

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

More (indirect) light dramatically lengthens the vines and enlarges the leaves.
Give it something to climb — many vines grow far faster and bigger up a support than trailing.
Feed through spring and summer and keep it consistently watered while it is actively running.

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

When canadian wild ginger outgrows the room (or the pot)

"Too big" usually arrives as one of these signs for canadian wild ginger:

Vines pooling on the floor or wrapping past where you want them — purely a trimming cue, not a repot one.
Bare, leggy stems with leaves only at the tips (usually a light problem, not a size one).
A tangled mass that has outrun its support and needs cutting back and re-training.

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

Canadian Wild Ginger size — frequently asked questions

How big does canadian wild ginger get?

Canadian Wild Ginger reaches 15–20 cm tall, spreading 30–60 cm wide per plant over several years when grown indoors. Growth shows up as lengthening stems that trail down or climb up a support; the plant can be kept tiny or grown metres long from the exact same root system.

Is canadian wild ginger slow or fast growing?

Canadian Wild Ginger is a moderate grower. Expect three to six years to reach mature indoor size, gaining a steady amount each growing season. Canadian Wild Ginger does not get tall — it gets long. Size here is about stem length and how you train or cut it, not how much floor it claims.

How long does canadian wild ginger take to reach full size?

Roughly three to six years to reach mature indoor size, gaining a steady amount each growing season. Light, pot size and feeding move that timeline more than anything else.

How do I keep canadian wild ginger smaller?

Trim the longest vines back to the length you want — canadian wild ginger takes hard cutting well and bushes out from the cut. Cut just above a leaf node; each trimmed stem usually branches into two, so pruning makes it fuller, not sparser. The cuttings root easily in water or mix, so "keeping it smaller" doubles as free new plants. A trim once or twice a season is usually enough to hold its length.

How can I make canadian wild ginger grow bigger or faster?

More (indirect) light dramatically lengthens the vines and enlarges the leaves. Give it something to climb — many vines grow far faster and bigger up a support than trailing. Feed through spring and summer and keep it consistently watered while it is actively running.