Side by side

Field elm or wych elm? How to tell them apart

Ulmus minor · Ulmus glabra

How to tell them apart – field elm: smaller, smooth and glossy leaf on a longer stalk, often corky ridges, and the seed close to the notch of the fruit; wych elm: much larger, very rough leaf with a short, hidden stalk, and large fruits with the seed in the middle.

Field elm (Ulmus minor)

Photo: Wikimedia Commons, Public domain · source

Field elm Ulmus minor

Wych elm (Ulmus glabra)

Photo: No machine-readable author provided. Sten assumed (based on copyright claims)., CC BY-SA 3.0 · source

Wych elm Ulmus glabra

How do you recognise them?

Field elm
Elm with a fairly small, smooth and glossy leaf with a very lopsided base; twigs often with corky ridges, many root suckers.
Compared with wych elm: smaller, smooth and glossy leaf on a longer stalk, often corky ridges, and the seed close to the notch of the fruit.
Wych elm
Elm with a very large, rough leaf whose lopsided base covers the short leaf stalk; often three points at the tip.
Compared with field elm: much larger, very rough leaf with a short, hidden stalk, and large fruits with the seed in the middle.
Field elm and wych elm side by side
Field elmWych elm
LeavesAlternate, 4–10 cm, oval to elliptic with a pointed tip, double-toothed; upper side smooth and glossy, underside with white tufts of hair in the vein axils. Very lopsided base; leaf stalk 5–15 mm.Alternate, 8–16 cm, broadly obovate with a long pointed tip, often with two extra side points; double-toothed. Upper side as rough as sandpaper. The larger half of the leaf covers the very short stalk (2–5 mm) with an ear lobe.
FloweringClusters of small reddish flowers in March, before the leaves (March).Clusters of small reddish-purple flowers in February–March, before the leaves (March).
FruitRound to obovate winged fruits 1–1.5 cm long, with the seed near the top, close to the notch.Large (1.5–2.5 cm), round winged fruits with the seed in the middle; ripe in May–June.
BarkGrey-brown, furrowed lengthways into small blocks; young twigs and suckers often with conspicuous corky ridges.Smooth and grey for a long time, only later furrowed into broad, shallow ridges; young twigs thick and hairy, without corky ridges.
Shape and heightBroadleaf tree, 15–30 m, often a shrub in hedgesBroadleaf tree, 20–30 m
SiteFull sun, any garden soil, normalSun or partial shade, any garden soil, normal
Native to BelgiumYesYes
Good for bees, butterflies and birds––
Poisonous to people and petsNot known to be poisonousNot known to be poisonous
Pruning monthsNovember–FebruaryNovember–February

What does it mean for your garden?

  • Both are native and good for wildlife: choose what suits your soil, your light and the space you have.
  • Field elm (15–30 m) and wych elm (20–30 m) both grow into large trees: too big for an ordinary garden, but fine in a large garden, a park or a meadow.

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Identify by feature

All species that look alike

This comparison is compiled from the Bladwijzer species pages.

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