Mature size & growth rate

How big does Chamomile (Matricaria chamomilla) get?

Also called German chamomile, wild chamomile, Hungarian chamomile.

About Chamomile

Matricaria chamomilla · also called German chamomile, wild chamomile · flowering

German chamomile is a self-seeding annual herb with feathery foliage and small daisy-like flowers used in herbal teas. Roman chamomile (Chamaemelum nobile) is a closely related perennial used for fragrant lawns. Both thrive in sun and free-draining soil. Mildly toxic to pets in quantity.

Matricaria chamomilla (German chamomile) is an annual in the daisy family native to southern and eastern Europe and western Asia, naturalized in disturbed meadows and fields.

Erect, branched stems to about 2 ft; self-seeds profusely unless flower heads are removed, so a colony re-establishes spontaneously the next year.

Mature size: 40-60 cm tall

Sources: hort.extension.wisc.edu, plants.ces.ncsu.edu

Indoor size vs how big it gets in the wild

Chamomile reaches its full size within one growing season — there is no "long-term" size, just how big it gets before you harvest or it dies back. Indoors and in a pot, expect 40-60 cm tall. 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.

It sizes up fast and once, racing from seedling to full size in a single season; after cropping it is finished, so size is a within-season question.

Growth rate and years to mature

Chamomile is a moderate grower. Realistically, expect a single growing season — it reaches full size in one year, then is done. Its feeding profile backs this up: none required in average garden soil.

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

How to keep chamomile smaller

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

Choose a compact or dwarf variety of chamomile from the start — that is the most reliable size control for an annual.
Grow it in a smaller container to naturally limit how large it gets.
For some crops, pinching or pruning the growing tips keeps the plant shorter and bushier.
Sow a little later or space plants closer if you specifically want smaller individual plants.

How to grow chamomile bigger or faster

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

Full sun, warm soil and steady water are what drive a crop to full size fastest.
Sow at the right time for your zone so it gets the whole season to size up.
Feed appropriately for the crop and never let it check (stall) from drought or cold.

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

When chamomile outgrows the room (or the pot)

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

It sprawls beyond its bed or container before harvest — usually a spacing or support issue.
It flops or needs staking once it hits full height.
Once it has fruited or bolted, it is at its final size for good — the next plant is a new sowing.

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

Chamomile size — frequently asked questions

How big does chamomile get?

Chamomile reaches 40-60 cm tall when grown indoors. It sizes up fast and once, racing from seedling to full size in a single season; after cropping it is finished, so size is a within-season question.

Is chamomile slow or fast growing?

Chamomile is a moderate grower. Expect a single growing season — it reaches full size in one year, then is done. Chamomile reaches its full size within one growing season — there is no "long-term" size, just how big it gets before you harvest or it dies back.

How long does chamomile take to reach full size?

Roughly a single growing season — it reaches full size in one year, then is done. Light, pot size and feeding move that timeline more than anything else.

How do I keep chamomile smaller?

Choose a compact or dwarf variety of chamomile from the start — that is the most reliable size control for an annual. Grow it in a smaller container to naturally limit how large it gets. For some crops, pinching or pruning the growing tips keeps the plant shorter and bushier. Sow a little later or space plants closer if you specifically want smaller individual plants.

How can I make chamomile grow bigger or faster?

Full sun, warm soil and steady water are what drive a crop to full size fastest. Sow at the right time for your zone so it gets the whole season to size up. Feed appropriately for the crop and never let it check (stall) from drought or cold.