Paul Harcourt Davies / Species rich alpine meadow with Orange lily (Lilium bulbiferum), Meadow clary (Salvia pratensis) and Yellow rattle (Rhinathus sp). View towards Campitello di Fassa and mountains, Fassa Valley, Dolomit...

Nick Upton / Common carder bumblebee (Bombus pascuorum) nectaring on a Yellow archangel (Lamiastrum galeobdolon) flower in a garden, Wiltshire, UK, April

Guy Edwardes / Pallas's long-tongued Bat (Glossophaga soricina) feeding from Calabash gourd flower (Crescentia cujete) , lowland rainforest, Costa Rica. November.

Guy Edwardes / Pallas's long-tongued Bat (Glossophaga soricina) feeding on Clock vine (Thunbergia mysorensis), lowland rainforest, Costa Rica. November.

John Shaw / Abandoned house in middle of a wheat field. Palouse farming area, south eastern Washington, USA, August.

Jack Dykinga / Foothills of the Temblor Range, carpeted with Coreopsis (yellow) and Purple Owl's Clover (Castilleja exserta) flowers. Carrizo Plain, California, USA. 30th March 2019.

Bruno D'Amicis / Common mulleins (Verbascum thapsus), Poppies (Papaver rhoeas), and Daisies flowering in mountain pasture. Gran Sasso National Park, Central Apennines, Abruzzo, Italy, June.

Stephen Dalton / Large white butterfly (Pieris brassicae) feeding inside foxglove, Sussex, England, UK, June.

Phil Savoie / Garden bumblebee (Bombus hortorum) flying to Purple toadflax (Linaria purpurea) Monmouthshire, Wales, UK, July.

Chris Mattison / Small White / Cabbage white butterfly (Pieris rapae) on Lavender, Sheffield, UK July (Focus-stacked image)

Floris van Breugel / Paintbrush (Castilleja parviflora) flowering in withered sage bush, White Mountains, California, USA, July

Alex Hyde / Fragrant Orchid (Gymnadenia conopsea) and Yellow Rattle (Rhinanthus sp.) flowering in ancient alpine hay meadow. Nordtirol, Austrian Alps. June.

Klein & Hubert / Lavender (Lavendula) bouquets drying on old door, Provence, France.

Juan Carlos Munoz / Lavender (Lavandula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, June.

Juan Carlos Munoz / Hut in Lavender (Lavandula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, June 2015.

Juan Carlos Munoz / Lavender (Lavendula angustifolia) fields in front of Senanque Abbey, Gordes Village, Provence, France, July 2015.

Juan Carlos Munoz / Lavender (Lavendula angustifolia) fields in front of Senanque Abbey, Gordes Village, Provence, France, July 2015.

Juan Carlos Munoz / Honeybee (Apis melifera) visiting Lavender (Lavendula angustifolia) in lavender fields, Valensole Plateau, Alpes Haute Provence, France, July.

Juan Carlos Munoz / Partially harvested Lavender (Lavendula angustifolia) fields, Valensole Plateau, Alpes Haute Provence, France, July 2015.

Pascal Pittorino / Net under Olive trees (Olea europaea) for harvesting olives, Sainte-Lucie-de-Tallano, Corsica Island, France, September

David Woodfall / Buff tailed bumble bee (Bombus terrestris) on Marsh Woundwort (Stachys palustris) North Wales, UK, July.

John Waters / Ancient ash tree (Fraxinus excelsior), Oxwich Bay Nature Reserve, Gower Peninsula, Wales, UK, October.

Alex Hyde / Ash tree leaves (Fraxinus excelsior) photographed in mobile field studio against a white background. Derbyshire, UK. September.

Alex Hyde / Ash Tree (Fraxinus excelsior) growing in a field. Peak District National Park, Derbyshire, UK. August.

Marie Lochman / Female Bee fly (Cryomyia sp. aff. perparva) feeding on Snake bush (Hemiandra glabra) flower, Yanchep National Park, Perth region, Western Australia.

Nick Upton / Six spot burnet moth (Zygaena filipendulae) nectaring on Water mint (Mentha aquatica) flowers, Kenfig National Nature Reserve, Glamorgan, Wales, UK, July.

Nigel Cattlin / Florida red scale / Black circular scale (Chrysomphalus aonidum) on the surface of an Olive (Olea sp.), South Africa.

Linda Pitkin / Watercolour painting of Yellow archangel (Lamiastrum galeobdolon). Botanical illustration by Linda Pitkin.

Linda Pitkin / Wild privet (Ligustrum vulgare) berries, Selsdon Wood Nature Reserve, Surrey, England. October.

Linda Pitkin / Wild privet (Ligustrum vulgare) berries, Selsdon Wood Nature Reserve, Surrey, England. October.

Linda Pitkin / Common toothwort (Lathraea squamaria) in flower, under trees, Surrey, England. April. © Linda Pitkin LP0559

Linda Pitkin / Hedge woundwort (Stachys sylvatica) in flower, Surrey, England. June.

Linda Pitkin / Red campion (Silene dioica) in flower, with nymph of Speckled bush-cricket (Leptophyes punctatissima), Surrey, England. June.

Linda Pitkin / Betony (Stachys officinalis) in flower, Surrey, England, July.

Lorraine Bennery / Alcon blue butterfly (Phengaris alcon) pair mating on Wild thyme (Thymus), Puy-de-Dome, France. July.

Lorraine Bennery / Alcon blue butterfly (Phengaris alcon) resting on Wild thyme (Thymus), wings open, Puy-de-Dome, France. July.

Lorraine Bennery / Alcon blue butterfly (Phengaris alcon) pair mating on Wild thyme (Thymus), Puy-de-Dome, France. July.

Chris Mattison / Lau's butterwort (Pinguicula laueana) flowering, Mexico.

Chris Mattison / Lau's butterwort (Pinguicula laueana) bud, Mexico.

Chris Mattison / Large-flowered butterwort (Pinguicula grandiflora) flowering, a rare species in the UK, Edale, Derbyshire. June.

Ashley Cooper / Ash (Fraxinus sp.) trees dying from Ash dieback disease on limestone pavement, Twisleton Scar, Ingleton, Yorkshire Dales National Park, Yorkshire, UK. August.

Ashley Cooper / Ash (Fraxinus excelsior) tree reflection in floodwater, Ambleside, Lake District National Park, Cumbria, UK. October.

Ashley Cooper / Foxglove (Digitalis purpurea) flower, Ambleside, Lake District National Park, Cumbria, UK. June.

Bruce Thomson / Blue-fronted parrot (Amazona aestiva) feeding on Tabebuia (Tabebuia sp.) flowers, Pocone, Brazil.

Bruce Thomson / Blue-fronted parrot (Amazona aestiva) feeding on Tabebuia (Tabebuia sp.) flowers, Pocone, Brazil.

Konrad Wothe / Sage (Salvia pratensis) and Sainfoin (Onobrychis viciifolia) flowering in meadow, Mount Baldo, Italy, Europe. June.

Konrad Wothe / Sage (Salvia pratensis) and Buttercup, (Ranunculus acris) in wildflower meadow, Mount Baldo, Italy, Europe. June.

David Tipling / White-tailed bumblebee (Bombus lucorum) approaching Foxglove flower (Digitalis purpurea), North Norfolk, England, UK. June.