Mature size & growth rate

How big does Chicory (Cichorium intybus) get?

Also called Chicory, Common chicory, Radicchio, Belgian endive, Witloof, Blue daisy.

More about chicory

About Chicory

Cichorium intybus · also called Chicory, Common chicory · edible

Chicory is a versatile cool-season perennial grown for its leaves, roots (used as a coffee substitute), and forced 'chicons'. Varieties include radicchio (red-leafed), sugarloaf (upright head), and witloof (forced for pale chicons). It tolerates poor soils, is highly cold-hardy, and produces distinctive sky-blue flowers.

Mature size: 60–150 cm tall (ornamental/leaf form), 30–60 cm spread; root types 30–60 cm tall

Indoor size vs how big it gets in the wild

Chicory 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 60–150 cm tall (ornamental/leaf form), 30–60 cm spread. In the ground with no restriction it is a completely different plant — root types 30–60 cm tall — which is why the pot, the light and the pruning matter so much for the size you actually end up with.

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

Chicory is a fast grower. Realistically, expect a single growing season — it reaches full size in one year, then is done. Its feeding profile backs this up: moderately fertile soil is sufficient; excess nitrogen promotes leafy growth at the expense of root development. apply a balanced fertiliser at planting. for root chicory, a low-nitrogen, higher-potassium feed mid-season benefits root quality.

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

How to keep chicory smaller

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

Choose a compact or dwarf variety of chicory 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 chicory bigger or faster

If you want it to fill the space sooner, push the conditions rather than hoping — for chicory 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 chicory light requirements page covers exactly how bright a spot it needs to grow at its potential instead of stalling.

When chicory outgrows the room (or the pot)

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

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 chicory repotting guide. If you want more of this plant instead of a bigger one, the chicory propagation guide turns prunings into new plants.

Chicory size — frequently asked questions

How big does chicory get?

Chicory reaches 60–150 cm tall (ornamental/leaf form), 30–60 cm spread when grown indoors, and far larger where it grows unrestricted (root types 30–60 cm tall). 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 chicory slow or fast growing?

Chicory is a fast grower. Expect a single growing season — it reaches full size in one year, then is done. Chicory 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 chicory 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 chicory smaller?

Choose a compact or dwarf variety of chicory 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 chicory 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.