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Cedar Rapids False Cypress
Chamaecyparis pisifera 'RutCham1'
Also called cedar rapids falsecypress and cedar rapids
Cedar Rapids False Cypress is grown for its foliage rather than flowers, giving the garden structure and color all season long.
Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.
Growing Cedar Rapids False Cypress
Plant it in part sun. It prefers moderate water. It is hardy in USDA zones 4–8. Expect it to reach about 20 ft tall and 11 ft wide at maturity, in roughly 9 years (checked).
Pets
- Not yet checked for pets.
Lists differ and none is complete. If a pet eats a plant and seems unwell, call a veterinarian or a pet poison helpline.
No toxicity note is on file for Cedar Rapids False Cypress. That is not a clearance: check its safety for people and pets before planting.
What was checked
Mature height and spread, hardiness zones, sun, water, bloom months and color and the trait tags were checked against named botanical sources for this plant, with what the sources could not settle written down; years to mature size rests on a recorded house rule where no publisher states one, and is marked so; its common name and alternate names have not been checked yet. Each fact above carries its own mark. The planting, spacing and size sections are derived from these checked facts by a fixed rule, not checked separately, and the plant type is the library's own classification.
When to plant Cedar Rapids False Cypress
Plant Cedar Rapids False Cypress in spring once the soil is workable, or by very early fall at the latest: an evergreen needs its roots down well before the ground freezes. In zone 6, the middle of its hardy zones 4 to 8, that is March to May, or August on the fall side.
Month-by-month timing for your zone is on the planting calendar; if you garden near zone 6, the middle of this plant's hardy range, start with zone 6 in March. Derived from the plant's category, zones and bloom months plus typical zone frost dates, not checked separately.
How big does Cedar Rapids False Cypress get?
20 fttall5 ft 7 inan adult11 ftwideSee Cedar Rapids False Cypress in a garden plan: the planner shows it in 3D beside everything else you add, growing toward this size over the years.
How far apart to plant Cedar Rapids False Cypress
Derived from the mature spread above by a fixed rule, not checked separately: spacing is the spread, center to center.
Give Cedar Rapids False Cypress about 11 ft of clear ground in every direction, measured from its center. It is one plant with room around it, not a row, and a raised bed is too small for it.
Add Cedar Rapids False Cypress to a garden plan and the planner draws it at its full width, so you see the spacing before you buy.
Where these facts come from
Cedar Rapids False Cypress' height, spread, hardiness zones, sun, water, years to mature size, trait tags, soil, diseases, pests and toxicity were checked against 7 published sources on October 13, 2026. Each one is linked below with every fact it carried, which can include a fact this page still marks as not yet checked, because a source carrying a value is not the same as the value being held to the standard. Facts not in that list, and the planting, spacing and size sections, are not covered by these sources. Bloom was checked as well: Cedar Rapids False Cypress bears no flowers, so there is no bloom window for a source to carry.
- NC State ExtensionSPECIESsun, water, trait tags, soil, diseases, pests and toxicity
- Plant Addictsheight, spread, hardiness zones, sun, water, trait tags and soil
- Proven Winnersheight, spread, hardiness zones, sun, water, trait tags and pests
- US plant patent (Google Patents)John M. Ruter, University of Georgia Research Foundation, USPP36620P3...height, spread, hardiness zones, years to mature size, trait tags and diseases
- springmeadownursery.comSpring Meadow Nursery (licensed introducer)height, spread, hardiness zones, water and soil
- provenwinnerscolorchoice.comProven Winners ColorChoicehardiness zones, water and soil
- images.thdstatic.comProven Winners Cedar Rapids plant sheet (PDF hosted by Home Depot)height and spread
How the checking works, and what each standard covers, is on the verified plants page.
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Drop this plant onto a 3D plan, see how it fills in, and watch your whole garden bloom across the year.