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Florida torreya

Torreya taxifolia

One of the most critically endangered conifers in the world: a slow-growing, pyramidal evergreen with stiff, sharp, dark-green needles whose crushed foliage gives off a pungent smell that earned it the name 'stinking cedar.' Torreya taxifolia is native only to a tiny stretch of cool, shaded bluffs and ravines along the Apalachicola River in the Florida panhandle and adjacent Georgia, where a fungal disease (alongside historic land-use and fire changes) collapsed the wild population to a small remnant that mostly resprouts from the base but rarely reaches maturity. In cultivation it is a 30-50 foot specimen at most, shade-tolerant when young and wanting cool, moist, well-drained ravine-like conditions. This is a conservation-collection plant and a botanical curiosity, NOT a mainstream landscape tree; ethically sourced, nursery-propagated, conservation-program material is what matters here, and an active assisted-migration effort (the 'Torreya Guardians') has controversially planted it well north of its native range.

Native: FL, GA

Climate fit: moderate (42/100)

Structure

Focal point

Light

Part shade

Water

Consistent moisture

Mature size

30-50 ft tall · 20 ft apart

Hardy in zones

5a-9b

very cold to frosty winters

Native in Illinois

No

Related products

Cold hardiness

These values are location-based: this location's current hardiness is the baseline, and the 2050 value is a projected future climate for this same location.

Now

Zone 6b

Plotwright

USDA Zone 6b

-5°F to 0°F

Well-suited

2050

2100

Zone 7a

Plotwright

0°F to 5°F

Well-suited

In plain terms: This location has cold winters. Its winters are projected to keep warming through 2050.

✓

Well-suited today and still thriving in 2050.

Heat tolerance

Heat tolerance values are location-based too: heat days today are observed at this site, and the 2050 value projects this same location under a future climate.

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Where this plant fits

Suitable across 37 ecoregions - 28 climate-resilient through 2070 · 1 suited today · 8 newly possible by 2070. Best matches first.

Appalachian mixed mesophytic forests

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Appalachian-Blue Ridge forests

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Arizona Mountains forests

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Atlantic coastal pine barrens

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Blue Mountains forests

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Central Pacific Northwest coastal forests

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Central-Southern Cascades Forests

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Chilean Matorral

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Colorado Rockies forests

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Cross-Timbers savanna-woodland

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What it needs

Conditions

Light

Part shade

Water

Consistent moisture

Spacing

20 ft

Habit

Slow-growing pyramidal evergreen conifer with sharp, pungent needles; critically endangered in the wild

Care tips

•

Source ONLY ethically - buy nursery-propagated, conservation-program plants and never wild-collected material; this is one of the world's most critically endangered conifers and wild collection harms it directly.

•

Recreate its native ravine: cool, moist, humus-rich, WELL-DRAINED soil in part to full shade, sheltered from heat, drought, drying wind, and harsh afternoon sun.

•

Keep the soil evenly moist but never waterlogged, and mulch to keep the slow-growing roots cool through warm spells.

Lifecycle

Planting

Plant in part to full shade in cool, moist, humus-rich, well-drained soil that mimics its native shaded bluffs and ravines; it dislikes heat, drought, and full afternoon sun. Source plants ONLY from nursery-propagated, conservation-program stock - never from wild collection of this critically endangered species. NC State Extension lists it for zones 5a-9b.

Transplanting

Move while young, from a container in spring or fall, keeping the rootball intact and disturbing the slow-growing roots as little as possible; water generously and shade the transplant until it is well established.

Early growth

Growth is slow and steady. Keep the soil evenly moist (never waterlogged) through the establishment years, mulch to keep the roots cool, maintain shade, and shelter the plant from drying wind and heat. Good air movement and good drainage help limit the fungal blights that plague this species.

Maturity

Very slow to mature; in cultivation it can eventually reach roughly 30 to 50 feet as a pyramidal evergreen, but in its native range the fungal disease (Fusarium torreyae stem canker) usually kills the top before it matures, so wild plants persist mainly as resprouting stumps. Routine pruning is rarely needed.

Propagation

Propagated by seed (which is slow and erratic to germinate, with dormancy) and by rooted cuttings and grafting in conservation and ex-situ programs; cuttings and grafts are important because so few wild plants reach reproductive maturity. All propagation should serve conservation and use ethically sourced material.

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Educator packet

Plant packet

Florida torreya educator packet

One of the most critically endangered conifers in the world: a slow-growing, pyramidal evergreen with stiff, sharp, dark-green needles whose crushed foliage gives off a pungent smell that earned it the name 'stinking cedar.' Torreya taxifolia is native only to a tiny stretch of cool, shaded bluffs and ravines along the Apalachicola River in the Florida panhandle and adjacent Georgia, where a fungal disease (alongside historic land-use and fire changes) collapsed the wild population to a small remnant that mostly resprouts from the base but rarely reaches maturity. In cultivation it is a 30-50 foot specimen at most, shade-tolerant when young and wanting cool, moist, well-drained ravine-like conditions. This is a conservation-collection plant and a botanical curiosity, NOT a mainstream landscape tree; ethically sourced, nursery-propagated, conservation-program material is what matters here, and an active assisted-migration effort (the 'Torreya Guardians') has controversially planted it well north of its native range.

Scientific name

Torreya taxifolia

Plant type

tree

Hardiness

5a-9b

Light

part-shade

Moisture

consistent

Spacing

240 inches