Ash - Fraxinus excelsior

Alternative names
Common Ash
Description

Large tree to 40 metres with black winter buds. Leaves pinnate and opposite. Flowers with tufts of dark purplish brown stamens, becoming greenish without sepals or petals, borne in terminal or lateral clusters. Produces bunches of dangling seeds - 'keys'.

Identification difficulty
Habitat

Woodland, scrub and hedgerows.

When to see it

April to May.

Life History

Deciduous.

UK Status

Very common and widespread throughout Britain.

VC55 Status

Very common in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 606 of the 617 tetrads.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Common names
Ash
Species group:
Trees, Shrubs & Climbers
Kingdom:
Plantae
Order:
Lamiales
Family:
Oleaceae
Records on NatureSpot:
739
First record:
01/01/1979 (Patricia Evans)
Last record:
04/05/2024 (Carter, Robert)

Total records by month

% of records within its species group

10km squares with records

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Latest images

Latest records

Photo of the association

Psyllopsis fraxini agg.

The jumping plant louse Psyllopsis fraxini causes a gall to form on the leaves of Ash. The gall is usually on the leaf edge causing it to swell and roll. It starts green but gradually becomes redder with age, often with a chequer-board pattern.

Psyllopsis fraxini galls on Ash are indistinguishable from those produced by P. discrepans and P. distinguenda and have been treated as an aggregate for our recording purposes.