Phellodendron amurense
Amur Corktree

 This plant is considered invasive.

 Plant Type:
 Growth Forms:
 Hardiness:
 Deciduous / Evergreen:
 Flower Notes:
Green (Not ornamentally important; spring)
 Foliage Notes:
Green (Dark-green compound leaves in summer); Yellow (Fall)
 Fruit Notes:
Black (Interesting fruits on female trees are black, subglobose, 5-seeded drupes that ripen and persist into winter)
 Ultimate Height:
30-45 feet
 Ultimate Spread:
30-45 feet
 Fruiting Times:
 Light Requirements:
 Soil Notes:
Widely adapted to different soils
 Range:
Northern China
 Diagnostic Characteristics:
Leaves are opposite, 10-15" long with 5-11 entire leaflets (odd pinnate) and lustrous dark green above. Petiole completely encircles and covers bud, unlike Fraxinus. Horse-shoe leaf scar. Prominent lenticels on stems. Bright yellow-green inner wood. Stout stems. Heavy corky ridges on trunk and main branches.

Additional Information

A striking tree for its interesting bark and massive framework. Widely adaptable to soil, trouble-free, and drought and pollution resistance. Easily transplanted. May be less hardy when young and rapidly growing. Fruits smell like turpentine when crushed (or stepped on). This tree is demonstrating invasive characteristics in suburban and urban fringe forests. It escapes intended plantings to invade and displace native hardwood forests. Note: only female plants have the potential to become invasive. Phellodendron amurense is native to eastern Asia and was introduced into the United States in 1856.

When Phellodendron amurense has been observed flowering or fruiting at Purdue University

Flowering

JanFebMarAprMayJunJulAugSepOctNovDec
Week 1 flowering not presentWeek 2 flowering not presentWeek 3 flowering not presentWeek 4 flowering not presentWeek 5 flowering not presentWeek 6 flowering not presentWeek 7 flowering not presentWeek 8 flowering not presentWeek 9 flowering not presentWeek 10 flowering not presentWeek 11 flowering not presentWeek 12 flowering not presentWeek 13 flowering not presentWeek 14 flowering not presentWeek 15 flowering not presentWeek 16 flowering not presentWeek 17 flowering not presentWeek 18 flowering not presentWeek 19 flowering presentWeek 20 flowering presentWeek 21 flowering presentWeek 22 flowering presentWeek 23 flowering presentWeek 24 flowering not presentWeek 25 flowering not presentWeek 26 flowering presentWeek 27 flowering presentWeek 28 flowering not presentWeek 29 flowering not presentWeek 30 flowering not presentWeek 31 flowering not presentWeek 32 flowering not presentWeek 33 flowering not presentWeek 34 flowering not presentWeek 35 flowering not presentWeek 36 flowering not presentWeek 37 flowering not presentWeek 38 flowering not presentWeek 39 flowering not presentWeek 40 flowering not presentWeek 41 flowering not presentWeek 42 flowering not presentWeek 43 flowering not presentWeek 44 flowering not presentWeek 45 flowering not presentWeek 46 flowering not presentWeek 47 flowering not presentWeek 48 flowering not presentWeek 49 flowering not presentWeek 50 flowering not presentWeek 51 flowering not presentWeek 52 flowering not present

Fruiting

JanFebMarAprMayJunJulAugSepOctNovDec
Week 1 fruiting not presentWeek 2 fruiting not presentWeek 3 fruiting not presentWeek 4 fruiting not presentWeek 5 fruiting not presentWeek 6 fruiting not presentWeek 7 fruiting not presentWeek 8 fruiting not presentWeek 9 fruiting not presentWeek 10 fruiting not presentWeek 11 fruiting not presentWeek 12 fruiting not presentWeek 13 fruiting not presentWeek 14 fruiting not presentWeek 15 fruiting not presentWeek 16 fruiting not presentWeek 17 fruiting not presentWeek 18 fruiting not presentWeek 19 fruiting not presentWeek 20 fruiting not presentWeek 21 fruiting not presentWeek 22 fruiting not presentWeek 23 fruiting not presentWeek 24 fruiting not presentWeek 25 fruiting not presentWeek 26 fruiting presentWeek 27 fruiting presentWeek 28 fruiting not presentWeek 29 fruiting not presentWeek 30 fruiting not presentWeek 31 fruiting not presentWeek 32 fruiting not presentWeek 33 fruiting not presentWeek 34 fruiting not presentWeek 35 fruiting not presentWeek 36 fruiting not presentWeek 37 fruiting not presentWeek 38 fruiting not presentWeek 39 fruiting not presentWeek 40 fruiting not presentWeek 41 fruiting not presentWeek 42 fruiting not presentWeek 43 fruiting not presentWeek 44 fruiting not presentWeek 45 fruiting not presentWeek 46 fruiting not presentWeek 47 fruiting not presentWeek 48 fruiting not presentWeek 49 fruiting not presentWeek 50 fruiting not presentWeek 51 fruiting not presentWeek 52 fruiting not present

20 Phellodendron amurense found

Building Map...

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= Heritage plant = Memorial plant
Number Accession ID Location
1ORIG_7641*ASTEW
22013_01066*AHORTPARK
32013_00141*AHORTPARK
4ORIG_7887*APICK
5ORIG_0062*AMRPK
62009_13939*AHORTPARK
Heritage Plant
7ORIG_0806*ALILY
Heritage Plant
82013_01032*AHORTPARK
9ORIG_7878*APICK
10ORIG_7647*ASTEW
11ORIG_3657*ATREC
122013_00122*AHORTPARK
13ORIG_1810*ALAMB
Heritage Plant
14ORIG_8094*APICK
152013_00120*AHORTPARK
162009_13938*AHORTPARK
Heritage Plant
17ORIG_8097*APICK
182015_00394*ALAMB
19ORIG_5344*APVA
Heritage Plant
202013_00121*AHORTPARK

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