Peekaboo!

In 2022 I painted Arceuthobium pusillum on black spruce. www.hgpenningtonart....

In 2023 I painted a burr (British English) or burl (American English), caused by the bacterium Agrobacterium tumefaciens. www.hgpenningtonart....

A battered seagull feather on the beach hgpenningtonart.com/...

An impressionist painting of ginko leaves in autumn, against a blue sky with wispy clouds. Painted from a photograph taken during a holiday in Japan in Nov/Dec 2024 hgpenningtonart.com/...

I have created a temporary clingfilm hat for my bottle garden, as the slipper orchid flower has grown taller than the bottle

In 2022 I painted Tobacco Mosaic Virus (TMV) symptoms on tobacco. www.hgpenningtonart....

In 2023 I painted grape phylloxera galls, caused by the insect phylloxera (Daktulosphaira vitifoliae, synonym Phylloxera vastatrix). www.hgpenningtonart....

A street view in Cromer hgpenningtonart.com/...

I challenged myself to complete one drawing each day whilst on holiday in Japan in Nov/Dec 2024. 23/23 - An aeroplane , seen from the airport window hgpenningtonart.com/...

You can compare the symptoms for two fungal sugar beet diseases in these paintings: Left: Ramularia leaf spot, caused by Ramularia beticola. Right: Cercospora leaf spot disease, caused by Cercospora beticola. www.hgpenningtonart....

I painted Cercospora leaf spot disease on sugar beet, caused by the fungus Cercospora beticola. www.hgpenningtonart....

In 2023 I painted American leaf spot of coffee, caused by the fungus Mycena citricolor. www.hgpenningtonart....

A coastal groyne and a calm sea hgpenningtonart.com/...

I challenged myself to complete one drawing each day whilst on holiday in Japan in Nov/Dec 2024. 22/23 - a white egret hgpenningtonart.com/...

Stunning powdery mildew!

In 2022 I painted Ramularia leaf spot on sugar beet, caused by the fungus Ramularia beticola. I really like this painting, especially the contrast between the green leaf and the flat grey-brown lesions. www.hgpenningtonart....

In 2023 I painted Cercospora leaf spot and berry blotch of coffee, caused by the fungus Cercospora coffeicola (binomial name Mycosphaerella coffeicola). I tried a different brand of inks for this painting and didn't get on with them! www.hgpenningtonart....

The view over the beach huts I like the grey sky and the colours on the beach huts hgpenningtonart.com/...

I tested four sets of colouring pencils using three reference images: Top left: Prisma & Karisma pencils Top right: Faber-Castell Polychromos Bottom left: Derwent Watercolour Bottom right: Derwent Inktense hgpenningtonart.com/...

In 2024 painted Phytophthora ramorum symptoms on rhododendron for the November illustration of the @BS_PP plant pathogens calendar. www.bspp.org.uk/prod... hgpenningtonart.com/...

I painted Witches’ Broom disease for Halloween, caused by the fungus Taphrina betulina infecting birch. A tangle of dormant buds and twisted shoots, both eerie and beautiful. hgpenningtonart.com/...

In 2022 I painted Fusarium fruit rot symptoms on a pumpkin, caused by the fungus F. solani f.sp. cucurbitae. www.hgpenningtonart....

Sunflower!

In 2024, I shared 88 photographs of contaminated agar plates from the shared fridge at a previous workplace. I put this into my collaborations collection, as this was definitely a group effort. hgpenningtonart.co.u...

In 2023 I painted grey field slugs (Deroceras reticulatum) eating a swede (rutabaga). www.hgpenningtonart....

I challenged myself to complete one drawing each day whilst on holiday in Japan in Nov/Dec 2024. 20?/23 - Mount Fuji, seen from the shinkansen window hgpenningtonart.com/...

I'm excited to share that I’ve been accepted onto the Society of Botanical Artists Distance Learning Diploma in Botanical Illustration! 🎨✨ Here’s the piece I submitted for my portfolio: Hippeastrum hybrid (seed-grown by me). Check out the Society here: www.instagram.com/so...

In 2023 I painted chilli anthracnose, caused by fungi within the genus Colletotrichum. I love the shape of this painting. I used a chilli plant on my windowsill as a reference. www.hgpenningtonart....

The remains of a weathered coastal groyne on Mundesley beach. I did this painting in watercolour, using reds and blues to highlight the texture and shape of the sea-weathered wood. www.hgpenningtonart....

I am delighted to share that my botanical artwork “Heirloom Hibiscus” has been selected for the Association of Botanical Artists’ Autumn Online Exhibition 'Inspiration'. See my piece here hgpenningtonart.com/... Explore the full exhibition www.assocbotanicalar...

I challenged myself to complete one drawing each day whilst on holiday in Japan in Nov/Dec 2024. 21/23 - A crane lantern at Sengan-en, Kagoshima hgpenningtonart.com/...

Chicory flowers shining blue-purple in low sunlight

In 2022 I painted anthracnose lesions on an aubergine, peppers, tomatoes, peas and potatoes. The symptoms are caused by related fungi within the genus Colletotrichum. www.hgpenningtonart....

In 2023 I painted cherry oak gall, also known as a nut gall, caused by the gall wasp Cynips quercusfolii. www.hgpenningtonart....

In 2024 I painted a beach scene in watercolour. In hindsight, I would have liked to have left the sand simpler, or to have painted it with a narrower range of shades of brown. hgpenningtonart.com/...

I illustrated Catharanthus roseus (Madagascar periwinkle) showing phytoplasma-induced phyllody, where flowers are transformed into green, leaf-like structures. The original photographs, used as reference images, were provided by x.com/M_G_Tuffen hgpenningtonart.com/...

Beauty is in the eye of the beholder. How can a mouldy plum be so beautiful?

In 2022 I painted anthracnose lesions on apples, strawberries and mango. The symptoms are caused by related fungi within the genus Colletotrichum. This is one of my very favourite plant disease paintings. www.hgpenningtonart....

In 2023 I painted maize lethal necrosis disease, caused by the simultaneous infection of viruses MCMoV and any of several Potyviridae. www.hgpenningtonart....

In 2024 I painted blossom end rot of tomato: a physiological problem caused by adverse growing conditions. hgpenningtonart.com/... plantxprt used my painting on Instagram for their blog post www.instagram.com/p/...

I drew quiet street at sunrise on Canson Mi-Teintes paper using Derwent Inktense pencils. I love the contrast between the warm morning light and the cool shadows of houses and snow. hgpenningtonart.com/... #CansonMiTeintes #DerwentInktense

This grapevine leaf is transitioning into autumn with a stunning mosaic of green and red.

In 2024 I painted bleeding canker of horse chestnut for the October illustration of the BSPP plant pathogens calendar bspp.org.uk/product/...

In 2023 I painted cucumber downy mildew, caused by the oomycete Pseudoperonospora cubensis. It looks like an aerial photograph of fields! www.hgpenningtonart....

In 2024 I painted a red sunflower from my garden. The end result was striking, if not quite what I intended.

I challenged myself to complete one drawing each day whilst on holiday in Japan in Nov/Dec 2024. 20/23 - A branched twig with berries hgpenningtonart.com/...

I grew a mystery giant beet on my allotment from volunteer seed. Banana for scale. The flesh is red/pink with pale stripes and tastes like a milder beetroot. Second photo shows it next to a normal beet - any ideas what variety this could be?

In 2022 I painted soybean sudden death syndrome (SDS) caused by soilborne fungus Fusarium virguliforme. www.hgpenningtonart....

In 2023 I painted Cannabis powdery mildew, caused by several fungi including Golovinomyces ambrosiae, Leveillula taurica and Podosphaera macularis. www.hgpenningtonart....