Ulmus × hollandica 'Pioneer'
Pioneer Dutch Elm

 Genus:
 Plant Type:
 Growth Forms:
 Hardiness:
 Deciduous / Evergreen:
 Flower Notes:
Red (Small; not ornamentally important)
 Foliage Notes:
Green (Summer foliage); Yellow (Attractive strong yellow fall coloration)
 Fruit Notes:
Brown (Green to light brown samaras; not ornamentally important)
 Ultimate Height:
50-60 feet
 Ultimate Spread:
50-60 feet
 Soil Notes:
Prefers moist, well-drained soils
 Range:
Cultivated origin
 Diagnostic Characteristics:
Large, glossy dark green leaves are simple, alternate, unequal at base (oblique), and doubly serrate with parallel venation from mid-vein to teeth.

Additional Information

Resistant to Dutch elm disease and phloem necrosis, but susceptible to the elm leaf beetle.

When Ulmus × hollandica 'Pioneer' has been observed flowering or fruiting at Purdue University

Flowering

JanFebMarAprMayJunJulAugSepOctNovDec

Fruiting

JanFebMarAprMayJunJulAugSepOctNovDec

25 Ulmus × hollandica 'Pioneer' found

Building Map...

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= Heritage plant = Memorial plant
Number Accession ID Location
1ORIG_9906*AARMS
2ORIG_9919*AARMS
3ORIG_9920*AARMS
4ORIG_9913*AARMS
5ORIG_9922*AARMS
6ORIG_9927*AARMS
7ORIG_9926*AARMS
8ORIG_9925*AARMS
9ORIG_9917*AARMS
10ORIG_9911*AARMS
112010_05937*APGMD
12ORIG_9908*AARMS
13ORIG_9924*AARMS
14ORIG_9915*AARMS
15ORIG_9916*AARMS
162010_05938*APGMD
17ORIG_9909*AARMS
18ORIG_9910*AARMS
19ORIG_9914*AARMS
20ORIG_9912*AARMS
21ORIG_9907*AARMS
22ORIG_9921*AARMS
23ORIG_9918*AARMS
24ORIG_9923*AARMS
25ORIG_9964*AARMS

Other plants like this Ulmus × hollandica 'Pioneer' (Pioneer Dutch Elm)

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