Green Shield Bug

Green Shield Bug

Palomena prasina

Daily sighting probability ~40% · Likely
at Liverpool

In 3 days ~70% in a week >90%

307 Verified sightings at Liverpool
520 In all 13 parks From 2019 to 2026
September Best month
☀️ Diurnal When it's spotted

About the Green Shield Bug

The green shield bug (Palomena prasina) is a Palearctic shield bug species in the family Pentatomidae. The name might equally apply to several other species in the tribe Nezarini, or if referred-to as a "green stink bug", it might more appropriately belong to the larger North American bug, Chinavia hilaris. The adult green shield bug ranges in the colour of their backs from bright green to bronze, without any substantial markings. Green shield bugs are a very common shield bug throughout Europe, including the British Isles and Ireland, and are found in a large variety of habitats, including gardens. They have been found as far north as 63° N latitude.

In Europe, the bright green shield bugs appear in April or May, having hibernated as imagoes in humus during the winter. They live by eating the sap from within plants including crops such as apples, pears and hazelnuts. They fatten for a month and then mate in June.

The imago's coloration changes over the summer months from green to greenish browns even bronze to ready for the autumn, after which the life cycle will end. Mating is back-to-back. The female lays her eggs in hexagonal batches of 25 to 30, and a single female... Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Białowieża National Park 🇵🇱 Poland
~20%
2 Snowdonia National Park 🇬🇧 United Kingdom
~20%
3 Triglav National Park 🇸🇮 Slovenia
~20%
4 Bavarian Forest National Park 🇩🇪 Germany
~20%
5 Cévennes National Park 🇫🇷 France
~20%
6 Aigüestortes National Park 🇪🇸 Spain
~20%
7 Tatra National Park 🇸🇰 Slovakia
~20%
8 Ordesa y Monte Perdido National Park 🇪🇸 Spain
~20%
9 Wadden Sea National Park 🇩🇪 Germany
~10%
10 Pyrénées National Park 🇫🇷 France
~10%
11 Vanoise National Park 🇫🇷 France
~10%
12 Ecrins National Park 🇫🇷 France
~10%
13 Sierra de Guadarrama National Park 🇪🇸 Spain
~10%

Cities Where Found

# City Country Daily sighting probability
1 Manchester 🇬🇧 United Kingdom
~40%
2 Birmingham 🇬🇧 United Kingdom
~40%
3 Liverpool 🇬🇧 United Kingdom
~40%
4 Kyiv 🇺🇦 Ukraine
~30%
5 London 🇬🇧 United Kingdom
~30%
6 Kharkiv 🇺🇦 Ukraine
~30%
7 Berlin 🇩🇪 Germany
~30%
8 Leeds 🇬🇧 United Kingdom
~30%
9 Hamburg 🇩🇪 Germany
~20%
10 Helsinki 🇫🇮 Finland
~20%

Before you go

What are the chances of seeing a Green Shield Bug in Liverpool?

Likely

About 40% of wildlife watchers report a Green Shield Bug sighting in Liverpool on a given day, based on 307 verified sightings from GBIF citizen-science data. It is the 19th most-seen of the 632 insects we can rate there. Over three days the chance rises to about 70%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Green Shield Bug in Liverpool?

September

In that month about 50% of wildlife watchers report a Green Shield Bug in Liverpool on a given day, against under 5% in December and January, the lowest months.

What time of day is best to see a Green Shield Bug?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Green Shield Bug sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Liverpool the best place to see a Green Shield Bug?

Among the best

Of the 40 cities where we can rate Green Shield Bug sightings, Liverpool ranks 3rd at about 40%, level with the leaders once rounded. The best odds are in Manchester (United Kingdom, about 40%) and Birmingham (United Kingdom, about 40%).

Which relatives of the Green Shield Bug live in Liverpool?

Same family: Pentatomidae

The closest relatives of the Green Shield Bug that you can see in Liverpool (family Pentatomidae, Stink Bugs) are Forest Bug (about 20%), Sloe Bug (about 20%) and Bishop's Mitre Shield Bug (about 10%), with each one's daily chance of a sighting.

Where does the Green Shield Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Green Shield Bug is recorded against all the insects logged in Liverpool (307 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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