Mature size & growth rate

How big does Weeping Nootka Cypress (Chamaecyparis nootkatensis 'Pendula') get?

Also called Weeping Alaska Cypress, Nootka False Cypress, Yellow Cypress 'Pendula'.

More about weeping nootka cypress

About Weeping Nootka Cypress

Chamaecyparis nootkatensis 'Pendula' · also called Weeping Alaska Cypress, Nootka False Cypress · flowering

Weeping Nootka Cypress is a dramatically architectural conifer with strongly pendulous, rope-like branchlets of dark blue-green foliage, creating an elegant weeping silhouette. Native to western North America, it thrives in cool, moist climates and makes a superb specimen tree. Chamaecyparis foliage is mildly toxic to pets if ingested.

Mature size: 8-15 m tall, 1.5-2 m wide at maturity; moderately slow-growing

Indoor size vs how big it gets in the wild

Weeping Nootka Cypress is a tree at heart. Indoors a pot and your ceiling keep it to 8-15 m tall, 1.5-2 m wide at maturity, but in the ground it is a different scale of plant entirely (moderately slow-growing). Indoors and in a pot, expect 8-15 m tall, 1.5-2 m wide at maturity. In the ground with no restriction it is a completely different plant — moderately slow-growing — 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

Weeping Nootka Cypress 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: apply a balanced slow-release fertiliser in early spring. established specimens in fertile, moist soils need little supplemental feeding beyond an annual mulch of composted bark or leaf mould. avoid high-nitrogen feeds.

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

How to keep weeping nootka cypress smaller

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

The decisive tool is the secateurs: weeping nootka cypress 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 weeping nootka cypress 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 weeping nootka cypress bigger or faster

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

When weeping nootka cypress outgrows the room (or the pot)

"Too big" usually arrives as one of these signs for weeping nootka cypress:

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

Weeping Nootka Cypress size — frequently asked questions

How big does weeping nootka cypress get?

Weeping Nootka Cypress reaches 8-15 m tall, 1.5-2 m wide at maturity when grown indoors, and far larger where it grows unrestricted (moderately slow-growing). 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 weeping nootka cypress slow or fast growing?

Weeping Nootka Cypress 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. Weeping Nootka Cypress is a tree at heart. Indoors a pot and your ceiling keep it to 8-15 m tall, 1.5-2 m wide at maturity, but in the ground it is a different scale of plant entirely (moderately slow-growing).

How long does weeping nootka cypress 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 weeping nootka cypress smaller?

The decisive tool is the secateurs: weeping nootka cypress 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 weeping nootka cypress 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.