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International Sunflower Guerilla Gardening Day

Join the movement and spread some floral love on International Sunflower Guerilla Gardening Day - let's make our communities a brighter place!

Saturday

May 2027

Last updated February 7, 2026 · by the Holiday Calendar Team

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YEARLY DATEMay 1

OBSERVED INInternationally

CATEGORYHobbies

SUBCATEGORYGardening

INTRO

Introduction

PHOTO

Get your gardening gloves ready because May 1 marks International Sunflower Guerilla Gardening Day! This unique holiday celebrates the beauty and resilience of sunflowers, as well as the power of guerrilla gardening – a movement that encourages people to transform neglected or abandoned spaces into beautiful gardens. Started in 2007 by guerrilla gardener Richard Reynolds, this day has grown into a worldwide event where individuals come together to beautify their communities with sunflowers. So grab some seeds and get ready to spread some joy and sunshine on this special day!

TIMELINE

International Sunflower Guerilla Gardening Day Timeline

Sunflower Cultivation Begins

The sunflower, a native to North America, was brought to Europe in the 16th century and began being cultivated on a large scale in Russia in the 19th century.

Birth of Guerrilla Gardening

Liz Christy and her Green Guerrilla group started guerrilla gardening in New York City's Bowery Houston area, transforming a derelict private lot into a garden.

Richard Reynolds Starts Gardening

Richard Reynolds began guerrilla gardening outside of Perronet House, Elephant & Castle, London as a protest against the poor maintenance of public space.

First Sunflower Guerrilla Gardening Day

The first annual International Sunflower Guerrilla Gardening Day was established by Reynolds and other guerrilla gardeners as a coordinated worldwide event.

Global Participation

By 2018, the event is participated in by guerrilla gardeners in countries around the world, showcasing the global community’s commitment to environmental activism.

Pandemic-Driven Gardening Surge

With the Covid-19 pandemic, there is a noticeable increase in interest for guerrilla gardening and more participation in the International Sunflower Guerrilla Gardening Day.

GET INVOLVED

How to Celebrate International Sunflower Guerilla Gardening Day

Start a sunflower garden in a public space

Get together with friends and plant sunflower seeds in a neglected area in your community, like a vacant lot or roadside. Spread some beauty and joy on International Sunflower Guerilla Gardening Day!

HOST

Host a sunflower seed planting party

Invite friends and family over for a sunflower seed planting party! Have everyone bring their own pot or container and some sunflower seeds, and spend the day planting and decorating the pots to take home.

CREATE

Create sunflower seed bombs

Mix together clay, compost, and sunflower seeds to create seed bombs that can be thrown into neglected areas to spread some beauty and cheer on International Sunflower Guerilla Gardening Day.

Go on a sunflower scavenger hunt

Create a list of different types of sunflowers and go on a scavenger hunt to find them all! This is a fun and interactive way to celebrate the day and learn more about different types of sunflowers.

ORGANIZE

Organize a sunflower-themed art exhibit

Invite local artists to submit sunflower-themed artwork for an exhibit on International Sunflower Guerilla Gardening Day. This is a great way to showcase the beauty and importance of sunflowers while supporting local artists.

WHY THIS DAY MATTERS

Why We Love International Sunflower Guerilla Gardening Day

It benefits the environment

Sunflowers are not only visually appealing, but they also have numerous environmental benefits. They help purify the air, attract pollinators, and even provide food for birds and other wildlife. By participating in International Sunflower Guerilla Gardening Day, you're not only making your community more beautiful, but you're also helping the environment.

It promotes community involvement

Guerilla gardening encourages people to come together and spruce up their neighborhoods without needing permission from authorities. This creates a sense of community and camaraderie as everyone works towards a common goal - making the world a more beautiful place!

It's a fun and creative activity

Planting sunflowers in unexpected places is not only a way to bring beauty to your surroundings, but it's also a fun and creative activity. It allows people to think outside the box and create something unique that can surprise and delight others.

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