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Keens Field

WildlifeBirdsInsects

Public accessFree entryDogs welcome

Getting here

51.75744, -0.46172

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Visiting this summer

Seasonal nature notes and what to look for now

🌞Midsummer — early morning visits most comfortable; look for deer fawns in quieter clearings
🐕Early mornings are best for dog walks in summer — visit before 9am to avoid the heat and find quieter trails
🛝Playground on site — built-in entertainment for younger visitors alongside the wider site

🌤️ Visiting this summer

🌞Midsummer — early morning visits most comfortable; look for deer fawns in quieter clearings
🐕Early mornings are best for dog walks in summer — visit before 9am to avoid the heat and find quieter trails
🛝Playground on site — built-in entertainment for younger visitors alongside the wider site

Good to know

£Free to visit — no entry charge
🐕Dogs welcome

Parking· PaidPlayground

Best for

11 activities

Wildlife

Very strong match

Multi-group wildlife — Amphibians, Birds, Mammals; Multi-group wildlife — Amphibians, Birds, Mammals

Free

Bird watching

Very strong match

Birds — Mallard, Canada Goose, Black-headed Gull +49 more · last seen 2026; Birds — Mallard, Canada Goose, Black-headed Gull +49 more · last seen 2026

Free

Insect spotting

Strong match

Insects — Meadow Brown, Speckled Wood, Large White +87 more · last seen 2026; Insects — Meadow Brown, Speckled Wood, Large White +87 more · last seen 2026

Free

Seasonal nature

Strong match

Plants — Floating Pennywort, Trailing Bellflower, Hemlock +24 more · last seen 2025; Plants — Floating Pennywort, Trailing Bellflower, Hemlock +24 more · last seen 2025

Free

Dog walks

Strong match

Dogs allowed with public access

Free

Playgrounds

Strong match

playground

Free

Trails nearby

Within roughly 5 km

🚶

Walking

11 signed routes nearby

Signed route nearby

The Chiltern WayWalking route275 km

A waymarked long-distance footpath in southern England

Named routeRef CWLength 275 kmRegional walking route

Grand Union Canal WalkWalking route

Napton to Coy Carp section

Named routeRegional walking route

Red WalkWalking route

Named routeLocal walking route

Blue WalkWalking route

Named routeLocal walking route

Ver Valley Walk 3Walking route

The Winterbourne Walk

Named routeRef Ver3Local walking route

🚴

Cycling

32 signed routes nearby

Signed route nearby

Hemel Hempstead cycle route 7Cycling route

Named routeLocal cycle route

Buncefield Lane QuietwayCycling route

Named routeLocal cycle route

NCN National Route 57Cycling route

Named routeRef 57National Cycle Network

Chilterns CyclewayCycling route

Named routeRound tripRegional cycle route

Main RouteCycling route30 m

Named routeRef 57Length 30 mNational Cycle NetworkTraffic-freeSurface asphalt

Main RouteCycling route758 m

Named routeRef 57Length 758 mNational Cycle NetworkTraffic-freeSurface unsealedfirm

🚵

Mountain biking

1 signed route nearby

Signed route nearby

Icknield Way Cycle TrailMountain bike route226 km

This is the off-road or mountain cycling route of the Icknield Way Trail.

Named routeLength 226 kmRegional cycle route

Wildlife to spot

20,169 records · National Biodiversity Network

Wildlife to spot

20,169 records · National Biodiversity Network

🐦

Birds55 species

wintersummerautumn

2026

Mallard · Canada Goose · Black-headed Gull · Moorhen · Woodpigeon +50

MallardAnas platyrhynchos2025
Canada GooseBranta canadensis2025
Black-headed GullChroicocephalus ridibundus2025
MoorhenGallinula chloropus2025
WoodpigeonColumba palumbus2025
Red KiteMilvus milvus
RobinErithacus rubecula2025
Rock DoveColumba livia2025
BlackbirdTurdus merula2025
GoldfinchCarduelis carduelis2025
WrenTroglodytes troglodytes
Mute SwanCygnus olor2025
Pied WagtailMotacilla alba yarrellii2025
Grey WagtailMotacilla cinerea2025
MagpiePica pica2025
Grey HeronArdea cinerea2025
Blue TitCyanistes caeruleus2025
Carrion CrowCorvus corone2025
GreenfinchChloris chloris2025
DunnockPrunella modularis2025
Great TitParus major2025
JackdawColoeus monedula2025
Little EgretEgretta garzetta2024
Ring-necked ParakeetPsittacula krameri2025
Larus argentatus argenteusLarus argentatus argenteus2025
StarlingSturnus vulgaris2025
Lesser Black-backed GullLarus fuscus2025
Green WoodpeckerPicus viridis
Little OwlAthene noctua
House SparrowPasser domesticus2025
ChiffchaffPhylloscopus collybita2025
Long-tailed TitAegithalos caudatus2024
JayGarrulus glandarius2024
BuzzardButeo buteo2024
Song ThrushTurdus philomelos2024
Tawny OwlStrix aluco
Great Spotted WoodpeckerDendrocopos major2025
SiskinSpinus spinus2025
FirecrestRegulus ignicapilla2025
KestrelFalco tinnunculus2025
BlackcapSylvia atricapilla2025
Stock DoveColumba oenas2025
Mistle ThrushTurdus viscivorus2025
Periparus ater britannicusPeriparus ater britannicus2024
Collared DoveStreptopelia decaocto2024
SwallowHirundo rustica2024
Herring GullLarus argentatus2024
ChaffinchFringilla coelebs2024
House MartinDelichon urbicum2024
SwiftApus apus2024
GoldcrestRegulus regulus2024
CuckooCuculus canorus2024
RookCorvus frugilegus2024
NuthatchSitta europaea2024
Common GullLarus canus2024

🦌

Mammals2 species

winterspring

2025

Pipistrelle Bat species · Mole

Pipistrelle Bat speciesPipistrellus
MoleTalpa europaea2024

🐸

Amphibians2 species

winterspringautumn

2026

Common Frog · Newt

Common FrogRana temporaria2025
NewtTriturus

🐝

Insects90 species

summerautumn

2026

Meadow Brown · Speckled Wood · Large White · Small White · Brimstone +85

Meadow BrownManiola jurtina2024
Speckled WoodPararge aegeria2024
Large WhitePieris brassicae2024
Small WhitePieris rapae2024
BrimstoneGonepteryx rhamni2024
GatekeeperPyronia tithonus2024
RingletAphantopus hyperantus2024
Lycaena dispar batavusLycaena dispar batavus2023
Marbled WhiteMelanargia galathea2024
7-spot LadybirdCoccinella septempunctata
Tortoise BugEurygaster testudinaria2025
PeacockAglais io2024
Common BluePolyommatus icarus2024
Dock BugCoreus marginatus2025
Bishop's MitreAelia acuminata2025
Green ShieldbugPalomena prasina2025
Holly BlueCelastrina argiolus2024
Orange-tipAnthocharis cardamines2024
24-spot LadybirdSubcoccinella vigintiquattuorpunctata2025
Red AdmiralVanessa atalanta2024
14-spot LadybirdPropylea quattuordecimpunctata2025
Roesel's Bush-cricketRoeseliana roeselii2025
Brown ArgusAricia agestis2024
Small SkipperThymelicus sylvestris2024
Common Red Soldier BeetleRhagonycha fulva2025
Field GrasshopperChorthippus brunneus2025
Hairy ShieldbugDolycoris baccarum2025
Small CopperLycaena phlaeas2024
Adonis' LadybirdHippodamia variegata2025
Cuckoo-Spit InsectPhilaenus spumarius2025
CommaPolygonia c-album2024
Green-veined WhitePieris napi2024
Large SkipperOchlodes sylvanus2024
Meadow GrasshopperPseudochorthippus parallelus2025
Red-legged ShieldbugPentatoma rufipes2025
Southern Oak Bush-cricketMeconema meridionale2025
Hawthorn ShieldbugAcanthosoma haemorrhoidale2025
Neophilaenus lineatusNeophilaenus lineatus2025
Agrypnus murinusAgrypnus murinus2025
Black ClockPterostichus madidus2024
16-spot LadybirdTytthaspis sedecimpunctata
Batman HoverflyMyathropa florea2025
Pea-leaf WeevilSitona lineatus2025
22-spot LadybirdPsyllobora vigintiduopunctata2025
Physocephala rufipesPhysocephala rufipes2025
Speckled Bush-cricketLeptophyes punctatissima2025
Rhopalus (Rhopalus) subrufusRhopalus (Rhopalus) subrufus2025
Broad CenturionChloromyia formosa2025
Aphrophora alniAphrophora alni2025
Spiked ShieldbugPicromerus bidens2025
Dark-edged Bee-flyBombylius major2025
Common Green GrasshopperOmocestus viridulus2024
Hornet HoverflyVolucella zonaria2024
Swollen-thighed BeetleOedemera nobilis2024
Small HeathCoenonympha pamphilus2024
Phaonia trimaculataPhaonia trimaculata
Juniper ShieldbugCyphostethus tristriatus2025
Parent BugElasmucha grisea2025
Strawberry-blossom WeevilAnthonomus rubi2025
Common EarwigForficula auricularia/dentata agg.2025
Xanthogramma pedissequumXanthogramma pedissequum2025
Sphaerophoria scriptaSphaerophoria scripta2025
Cabbage BugEurydema (Eurydema) oleracea2025
Marmalade HoverflyEpisyrphus balteatus2025
Welsh ChaferHoplia philanthus2025
Sicus ferrugineusSicus ferrugineus2025
Violet Black-legged RobberflyDioctria atricapilla2025
Garden ChaferPhyllopertha horticola2025
Syritta pipiensSyritta pipiens2025
Face FlyMusca autumnalis2025
Cantharis nigricansCantharis nigricans2025
Red-headed Cardinal BeetlePyrochroa serraticornis2025
Cantharis decipiensCantharis decipiens2025
Acorn WeevilCurculio glandium2025
Stenagostus rhombeusStenagostus rhombeus2025
Uleiota planatusUleiota planatus2025
Calathus fuscipesCalathus fuscipes2024
Peplomyza lituraPeplomyza litura2024
Kite-tailed RobberflyMachimus atricapillus2024
Violet Ground BeetleCarabus violaceus2024
Long-winged Cone-headConocephalus fuscus2024
Lily BeetleLilioceris lilii2024
Malachite BeetleMalachius bipustulatus2024
Meadow Plant BugLeptopterna dolabrata2024
Cassida vibexCassida vibex2024
Varied Carpet BeetleAnthrenus verbasci2024
Common Red-legged RobberflyDioctria rufipes2024
Phaonia subventaPhaonia subventa2023
Graphomya maculataGraphomya maculata2023
Yellow Meadow AntLasius flavus2023

🌿

Plants27 species

winter

2025

Floating Pennywort · Trailing Bellflower · Hemlock · Mind-your-own-business · Greater Tussock-sedge +22

Floating PennywortHydrocotyle ranunculoides
Trailing BellflowerCampanula poscharskyana2024
HemlockConium maculatum2024
Mind-your-own-businessSoleirolia soleirolii2024
Greater Tussock-sedgeCarex paniculata2024
Hart's-TongueAsplenium scolopendrium2024
Wall-rueAsplenium ruta-muraria2024
Maidenhair SpleenwortAsplenium trichomanes2024
Tall FescueSchedonorus arundinaceus2024
Black SpleenwortAsplenium adiantum-nigrum2024
Common Field-speedwellVeronica persica2024
Green AlkanetPentaglottis sempervirens2024
Lesser PeriwinkleVinca minor2024
Yellow CorydalisPseudofumaria lutea2024
Annual MercuryMercurialis annua2024
DaisyBellis perennis2024
YarrowAchillea millefolium2024
Guernsey FleabaneErigeron sumatrensis2024
Annual Meadow-grassPoa annua2024
Smooth Sow-thistleSonchus oleraceus2024
GroundselSenecio vulgaris2024
Shepherd's-purseCapsella bursa-pastoris2024
DandelionTaraxacum2024
Greater CelandineChelidonium majus2024
Petty SpurgeEuphorbia peplus2024
Common ChickweedStellaria media2024
Red Dead-nettleLamium purpureum2024

Species observations from the last 10 years via NBN Atlas

Wildlife to spot

20,169 records · National Biodiversity Network

🐦

Birds55 species

wintersummerautumn

2026

Mallard · Canada Goose · Black-headed Gull · Moorhen · Woodpigeon +50

MallardAnas platyrhynchos2025
Canada GooseBranta canadensis2025
Black-headed GullChroicocephalus ridibundus2025
MoorhenGallinula chloropus2025
WoodpigeonColumba palumbus2025
Red KiteMilvus milvus
RobinErithacus rubecula2025
Rock DoveColumba livia2025
BlackbirdTurdus merula2025
GoldfinchCarduelis carduelis2025
WrenTroglodytes troglodytes
Mute SwanCygnus olor2025
Pied WagtailMotacilla alba yarrellii2025
Grey WagtailMotacilla cinerea2025
MagpiePica pica2025
Grey HeronArdea cinerea2025
Blue TitCyanistes caeruleus2025
Carrion CrowCorvus corone2025
GreenfinchChloris chloris2025
DunnockPrunella modularis2025
Great TitParus major2025
JackdawColoeus monedula2025
Little EgretEgretta garzetta2024
Ring-necked ParakeetPsittacula krameri2025
Larus argentatus argenteusLarus argentatus argenteus2025
StarlingSturnus vulgaris2025
Lesser Black-backed GullLarus fuscus2025
Green WoodpeckerPicus viridis
Little OwlAthene noctua
House SparrowPasser domesticus2025
ChiffchaffPhylloscopus collybita2025
Long-tailed TitAegithalos caudatus2024
JayGarrulus glandarius2024
BuzzardButeo buteo2024
Song ThrushTurdus philomelos2024
Tawny OwlStrix aluco
Great Spotted WoodpeckerDendrocopos major2025
SiskinSpinus spinus2025
FirecrestRegulus ignicapilla2025
KestrelFalco tinnunculus2025
BlackcapSylvia atricapilla2025
Stock DoveColumba oenas2025
Mistle ThrushTurdus viscivorus2025
Periparus ater britannicusPeriparus ater britannicus2024
Collared DoveStreptopelia decaocto2024
SwallowHirundo rustica2024
Herring GullLarus argentatus2024
ChaffinchFringilla coelebs2024
House MartinDelichon urbicum2024
SwiftApus apus2024
GoldcrestRegulus regulus2024
CuckooCuculus canorus2024
RookCorvus frugilegus2024
NuthatchSitta europaea2024
Common GullLarus canus2024

🦌

Mammals2 species

winterspring

2025

Pipistrelle Bat species · Mole

Pipistrelle Bat speciesPipistrellus
MoleTalpa europaea2024

🐸

Amphibians2 species

winterspringautumn

2026

Common Frog · Newt

Common FrogRana temporaria2025
NewtTriturus

🐝

Insects90 species

summerautumn

2026

Meadow Brown · Speckled Wood · Large White · Small White · Brimstone +85

Meadow BrownManiola jurtina2024
Speckled WoodPararge aegeria2024
Large WhitePieris brassicae2024
Small WhitePieris rapae2024
BrimstoneGonepteryx rhamni2024
GatekeeperPyronia tithonus2024
RingletAphantopus hyperantus2024
Lycaena dispar batavusLycaena dispar batavus2023
Marbled WhiteMelanargia galathea2024
7-spot LadybirdCoccinella septempunctata
Tortoise BugEurygaster testudinaria2025
PeacockAglais io2024
Common BluePolyommatus icarus2024
Dock BugCoreus marginatus2025
Bishop's MitreAelia acuminata2025
Green ShieldbugPalomena prasina2025
Holly BlueCelastrina argiolus2024
Orange-tipAnthocharis cardamines2024
24-spot LadybirdSubcoccinella vigintiquattuorpunctata2025
Red AdmiralVanessa atalanta2024
14-spot LadybirdPropylea quattuordecimpunctata2025
Roesel's Bush-cricketRoeseliana roeselii2025
Brown ArgusAricia agestis2024
Small SkipperThymelicus sylvestris2024
Common Red Soldier BeetleRhagonycha fulva2025
Field GrasshopperChorthippus brunneus2025
Hairy ShieldbugDolycoris baccarum2025
Small CopperLycaena phlaeas2024
Adonis' LadybirdHippodamia variegata2025
Cuckoo-Spit InsectPhilaenus spumarius2025
CommaPolygonia c-album2024
Green-veined WhitePieris napi2024
Large SkipperOchlodes sylvanus2024
Meadow GrasshopperPseudochorthippus parallelus2025
Red-legged ShieldbugPentatoma rufipes2025
Southern Oak Bush-cricketMeconema meridionale2025
Hawthorn ShieldbugAcanthosoma haemorrhoidale2025
Neophilaenus lineatusNeophilaenus lineatus2025
Agrypnus murinusAgrypnus murinus2025
Black ClockPterostichus madidus2024
16-spot LadybirdTytthaspis sedecimpunctata
Batman HoverflyMyathropa florea2025
Pea-leaf WeevilSitona lineatus2025
22-spot LadybirdPsyllobora vigintiduopunctata2025
Physocephala rufipesPhysocephala rufipes2025
Speckled Bush-cricketLeptophyes punctatissima2025
Rhopalus (Rhopalus) subrufusRhopalus (Rhopalus) subrufus2025
Broad CenturionChloromyia formosa2025
Aphrophora alniAphrophora alni2025
Spiked ShieldbugPicromerus bidens2025
Dark-edged Bee-flyBombylius major2025
Common Green GrasshopperOmocestus viridulus2024
Hornet HoverflyVolucella zonaria2024
Swollen-thighed BeetleOedemera nobilis2024
Small HeathCoenonympha pamphilus2024
Phaonia trimaculataPhaonia trimaculata
Juniper ShieldbugCyphostethus tristriatus2025
Parent BugElasmucha grisea2025
Strawberry-blossom WeevilAnthonomus rubi2025
Common EarwigForficula auricularia/dentata agg.2025
Xanthogramma pedissequumXanthogramma pedissequum2025
Sphaerophoria scriptaSphaerophoria scripta2025
Cabbage BugEurydema (Eurydema) oleracea2025
Marmalade HoverflyEpisyrphus balteatus2025
Welsh ChaferHoplia philanthus2025
Sicus ferrugineusSicus ferrugineus2025
Violet Black-legged RobberflyDioctria atricapilla2025
Garden ChaferPhyllopertha horticola2025
Syritta pipiensSyritta pipiens2025
Face FlyMusca autumnalis2025
Cantharis nigricansCantharis nigricans2025
Red-headed Cardinal BeetlePyrochroa serraticornis2025
Cantharis decipiensCantharis decipiens2025
Acorn WeevilCurculio glandium2025
Stenagostus rhombeusStenagostus rhombeus2025
Uleiota planatusUleiota planatus2025
Calathus fuscipesCalathus fuscipes2024
Peplomyza lituraPeplomyza litura2024
Kite-tailed RobberflyMachimus atricapillus2024
Violet Ground BeetleCarabus violaceus2024
Long-winged Cone-headConocephalus fuscus2024
Lily BeetleLilioceris lilii2024
Malachite BeetleMalachius bipustulatus2024
Meadow Plant BugLeptopterna dolabrata2024
Cassida vibexCassida vibex2024
Varied Carpet BeetleAnthrenus verbasci2024
Common Red-legged RobberflyDioctria rufipes2024
Phaonia subventaPhaonia subventa2023
Graphomya maculataGraphomya maculata2023
Yellow Meadow AntLasius flavus2023

🌿

Plants27 species

winter

2025

Floating Pennywort · Trailing Bellflower · Hemlock · Mind-your-own-business · Greater Tussock-sedge +22

Floating PennywortHydrocotyle ranunculoides
Trailing BellflowerCampanula poscharskyana2024
HemlockConium maculatum2024
Mind-your-own-businessSoleirolia soleirolii2024
Greater Tussock-sedgeCarex paniculata2024
Hart's-TongueAsplenium scolopendrium2024
Wall-rueAsplenium ruta-muraria2024
Maidenhair SpleenwortAsplenium trichomanes2024
Tall FescueSchedonorus arundinaceus2024
Black SpleenwortAsplenium adiantum-nigrum2024
Common Field-speedwellVeronica persica2024
Green AlkanetPentaglottis sempervirens2024
Lesser PeriwinkleVinca minor2024
Yellow CorydalisPseudofumaria lutea2024
Annual MercuryMercurialis annua2024
DaisyBellis perennis2024
YarrowAchillea millefolium2024
Guernsey FleabaneErigeron sumatrensis2024
Annual Meadow-grassPoa annua2024
Smooth Sow-thistleSonchus oleraceus2024
GroundselSenecio vulgaris2024
Shepherd's-purseCapsella bursa-pastoris2024
DandelionTaraxacum2024
Greater CelandineChelidonium majus2024
Petty SpurgeEuphorbia peplus2024
Common ChickweedStellaria media2024
Red Dead-nettleLamium purpureum2024

Species observations from the last 10 years via NBN Atlas

Wildlife to spot

Photos

📷 Nigel Cox · Geograph · CC BY-SA 2.0

Hemel Hempstead: B487 Queensway

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🌱Gadebridge ParkUrban park1 km→🌱Warners End ValleyUrban park2.1 km→🌱The Charter GardensUrban park800 m→🌱The Walled GardenUrban park800 m→🌱Gadebridge ParkUrban park800 m→🌱Water GardensUrban park1.2 km→

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