International Sunflower Guerrilla Gardening Day
GuerrillaGardening.org documents International Sunflower Guerrilla Gardening Day on 1 May and says Brussels guerrilla gardeners declared it in 2007.
Date and recurrence
1 May
This authority record treats the observance as a fixed annual date. The same month and day can be reused unless a stronger source changes the rule.
Scope and status
The verified scope stored for this record is International / guerrilla-gardening community observance. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Also known as
International Sunflower Guerilla Gardening Day
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Sources
- GuerrillaGardening.org — International Sunflower Guerrilla Gardening DayCreator Community Source
- GuerrillaGardening.org — home/current campaign referenceCreator Community Source
Frequently asked questions
When is International Sunflower Guerrilla Gardening Day?
1 May The stored recurrence guidance is: 1 May each year under the creator/community observance..
Does International Sunflower Guerrilla Gardening Day fall on the same date every year?
The authority record classifies it as fixed annual, so its month and day are reusable unless stronger evidence changes the rule.
Is International Sunflower Guerrilla Gardening Day an official public holiday?
The authority record verifies it within this scope: International / guerrilla-gardening community observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes International Sunflower Guerrilla Gardening Day?
The stored designation basis is: GuerrillaGardening.org documents International Sunflower Guerrilla Gardening Day on 1 May and says Brussels guerrilla gardeners declared it in 2007.. Supporting provenance includes GuerrillaGardening.org — International Sunflower Guerrilla Gardening Day. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is International Sunflower Guerrilla Gardening Day international or country-specific?
The record has international or global institutional scope: International / guerrilla-gardening community observance. That does not mean every country treats the date as a public holiday or observes it in the same way.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-10.
Other observances on May 1
These records also resolve to May 1, 2027 under the current authority data.
Calan Mai
Wales.com, the official Welsh destination site, identifies Calan Mai on 1 May and describes its traditional seasonal customs.
Constitution Day
The Republic of the Marshall Islands Embassy country profile lists Constitution Day on May 1 among the country’s national holidays and notes adoption of the Constitution on May 1, 1979.
Global Love Day
The Love Foundation; first celebrated in 2004
International Doodle Dog Day
The official International Doodle Dog Day site states that doodle dog lovers celebrate every year on May 1 and identifies Jeannie North as the founder.
Keep Kids Alive Drive 25 Day
Keep Kids Alive Drive 25 identifies May 1 as KKAD25 Day and describes the 2026 observance as its 20th annual nationwide proclamation effort.
Labor Day (Philippines)
Supreme Court E-Library / official presidential proclamation