As the mom of a child with peanut and tree-nut allergies, I appreciate seeing a teal bucket at a stranger’s house while trick-or-treating: It means there are nut-free alternatives available that won’t send my child to the emergency room. But a blue Halloween bucket, while similar in color, has a totally different meaning that I wasn’t aware of—and you might not know about either.

If you’ll be giving out candy on Halloween night, understanding these secret color codes can help you be more inclusive to all types of trick-or-treaters. Read on to find out what blue Halloween buckets mean, where the idea came from and why they’ve stirred up controversy.

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What do blue Halloween buckets mean?

Carrying blue pumpkins or buckets for Halloween is a discreet way of letting candy-givers know the trick-or-treater has autism and may not act or appear exactly as you’d expect.

“For some families, the blue bucket offers a way to participate in trick-or-treating without needing to explain behaviors or communication differences, helping to reduce anxiety about how their child may be perceived,” says Michelle Gorenstein-Holtzman, a clinical psychologist at New York-Presbyterian/Weill Cornell Medical Center and the Center for Autism and the Developing Brain.

And while helping kids with autism is the main goal, the blue-bucket trend also serves the broader public. “In recent years, increased public autism awareness has led to greater efforts toward inclusion and understanding—the use of blue Halloween buckets can be seen as an extension of that awareness.”

How did the blue-bucket idea start?

It’s been a grassroots endeavor. The blue-bucket trend started on social media, with the earliest reports dating back to 2018.

“The concept of using a blue bucket at Halloween to inform others that someone may be autistic has grown virally, and was not started by an autism organization,” says Delancy Allred, public policy manager of the Autism Society of America. “Since the original post, the Autism Society of America and other organizations have looked at the use of the blue pumpkin bucket as one tool of many to help families and children have a fun, safe and successful Halloween.”

Why is this important to know on Halloween?

halloween decorations outside a house
NurPhoto/Getty Images

Holidays like Halloween can be challenging for many kids because of unfamiliar routines, different foods, overstimulation and a later bedtime. That’s even more true for children and adults living with autism.

“The holiday impacts two common characteristics of autistic individuals—their need for structure, routine and predictability, and the requirement for increased or specific social interactions [on Halloween],” Allred says.

She points out some potential challenges of Halloween for people with autism:

  • Sensory issues: Flashing lights, sound effects, loud music and jump scares can cause sensory overload and may be overwhelming and frightening. Costumes and masks can be tight, itchy and uncomfortable.
  • Confusing symbols: Costumes and Halloween decorations can be confusing for kids with autism. Recognizing that someone is pretending to be scary or that a decoration is not real may be difficult concepts to grasp.
  • Disruption of routines: Halloween events, parties and activities require changes in routines, schedules, mealtime and bedtime. A disruption in the day’s structure can be hard to handle for some kids.
  • Unfamiliar social interactions: Some autistic people may not be comfortable with or be able to participate in trick-or-treating in the same way as other children. This includes the pressure or requirement to say “trick or treat” and the expectation to respond in a certain way when receiving a treat.
  • Safety concerns: Some children with autism have “elopement,” or wandering, behavior. This risk may be increased on Halloween due to excitement, being overwhelmed by sensory experiences or changes in venues and routines.

What are some differences you might see?

Because of the above challenges faced by children with autism on Halloween, you might notice behavior that you’re not used to. “Autistic individuals may experience challenges with social communication, which can influence how they participate in activities like trick-or-treating,” Gorenstein-Holtzman says.

Here are some differences you might notice in trick-or-treaters with autism, according to Gorenstein-Holtzman:

  • Eye contact: “Individuals might avoid eye gaze or maintain prolonged eye contact, which can be misinterpreted.”
  • Repetitive motions: “Some autistic individuals engage in repetitive movements—such as hand flapping or jumping—especially when feeling excited or overwhelmed.”
  • Sensory processing: “This may prompt them to cover their ears in response to loud or unpredictable noises commonly encountered during Halloween festivities.”
  • Ability to speak: “Some may be non-speaking or use augmentative and alternative communication (AAC) devices to express themselves.”
  • Age variability: “Some autistic individuals who have a strong interest in Halloween or trick-or-treating might continue to participate in these activities even as teenagers or adults.”

Should you do anything differently if a trick-or-treater is holding a blue bucket?

Child carries blue pumpkin bucket, dressed in spotted costume, walking on a sidewalk with fallen autumn leaves.
Photography by Rayleigh/Getty Images

The most important thing is to treat trick-or-treaters with grace and kindness, without judgement of how you think they should behave. “The expectations of others can negatively impact the Halloween experience for autistic individuals and their families,” Allred says.

If you’re giving out candy on Halloween and see someone with a blue bucket, our experts gave us some tips for what you should—and shouldn’t—do to be autism-friendly:

  • Greet all trick-or-treaters in the same way, no matter their age or whether they’re wearing a costume.
  • Don’t insist on a verbal request or wait for them to say “trick or treat” before offering a treat.
  • Be aware the trick-or-treater might have a picture card letting you know they’re nonverbal or use an assistive communication device.
  • Offer choices visually and ask, “Would you like this one or that one?” Or hold the candy bowl out and invite them to choose for themselves.
  • Be patient and allow extra time for them to choose a treat.
  • Understand that if they don’t give a verbal thank-you or don’t make eye contact, it doesn’t mean the treat is not appreciated.

You should, of course, treat everyone with kindness on Halloween, regardless if they have a blue bucket or not. “A warm smile and a welcoming attitude can go a long way in making the experience enjoyable and inclusive for everyone,” Gorenstein-Holtzman says.

Why are some people opposed to blue Halloween buckets?

Although the intention of carrying blue buckets is good, some in the autism community have concerns about the trend.

“The use of blue pumpkin buckets may stigmatize or bring attention in a negative way to a child and their family, or require them or their family to disclose information to participate in Halloween,” Allred says. Critics say asking people to disclose autism with a blue bucket negates any benefit, rather than actually creating inclusion or adapting the holiday for them.

In addition, the blue Halloween buckets’ meaning might be lost on others. “There are concerns that the use of the blue bucket may mean that families assume the homeowner knows and understands the meaning of the blue pumpkin bucket,” Allred says. If they’re not aware, there won’t be any benefit, and it could create confusion.

No one should have to disclose a diagnosis to be treated with kindness and respect, says Gorenstein-Holtzman. “Ultimately, the choice to use a blue bucket is a personal one,” she says. “Autistic individuals and their families should feel empowered to decide what makes them most comfortable while participating in Halloween traditions.”

Do blue buckets mean the same thing as teal buckets?

teal bucket filled with non-food treats
vgeniiAnd/Getty Images

No. As mentioned earlier, teal candy buckets signify allergies to tree nuts and peanuts.

“For individuals with food allergies or for those on a specialized diet, the teal bucket can be a way to make trick-or-treating safer or more inclusive,” Allred says.

Eating Halloween candy with nuts or nut residues from manufacturing could cause a child with an allergy to have an anaphylactic reaction, which could be fatal. Unfortunately, many Halloween candies, particularly chocolate, contain nuts or are made in a facility that also uses nuts, so alternative treats are needed.

Why do some people display teal pumpkins on their porches?

Teal pumpkin displays on porches mean a house is offering nut-free goodies for trick-or-treaters. “If homeowners use a teal bucket signifying they offer non-food-based treats as an option, individuals may feel supported and included,” Allred says.

Similarly, starting a trend of displaying a blue Halloween bucket on your porch could be a way to signify you’re aware of the potentially different needs and behaviors of trick-or-treaters with autism, and that they are welcome. This would relieve children and families from having to reveal a diagnosis by carrying the blue bucket.

Alternatively, Allred says posting a sign telling visitors that a verbal “trick or treat” is not needed “might help families feel supported, as they help their child on a night that can be taxing and overwhelming.” She says that for trick-or-treaters big and small, autistic or not, ringing a doorbell and asking a stranger for candy can be a big undertaking.

Are there any other specially colored buckets or pumpkins you might see on Halloween?

Because of the popularity of the teal pumpkin project, you may see other colors of Halloween buckets. For example, purple is for epilepsy, and it’s intended to help kids who might have an issue with flashing lights on Halloween displays.

However, “while colored buckets—such as blue for autism—can help raise awareness, it’s understandable that the growing number of colors representing different diagnoses or conditions can be confusing,” Gorenstein-Holtzman says. Plus, teal, blue and purple can be hard to differentiate. “On a dark and busy night, being able to see a bucket and its color may be difficult,” Allred says.

Still, with more awareness of their meanings, differently colored buckets may help candy-givers recognize that trick-or-treaters have varying needs. “The most important message is simple: If you see a child who appears to be struggling, regardless of the color of their bucket, respond with kindness, patience and understanding, because every child deserves to enjoy Halloween in a supportive and welcoming environment,” Gorenstein-Holtzman says. “By increasing awareness and showing understanding, we can create a more inclusive and welcoming environment for all children during Halloween—and every day.”

About the experts

  • Michelle Gorenstein-Holtzman, PsyD, is a clinical psychologist at New York-Presbyterian/Weill Cornell Medical Center and the Center for Autism and the Developing Brain. She is also an assistant professor of psychology in Clinical Psychiatry at the Weill Cornell Medical College at Cornell University.
  • Delancy Allred, MPAP, is the public policy manager at the Autism Society of America, where she aids in advancing federal and state policy. She is also a certified special education teacher and has a master’s degree in public administration and policy.

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At Reader’s Digest, we’re committed to producing high-quality content by writers with expertise and experience in their field in consultation with relevant, qualified experts. We rely on reputable primary sources, including government and professional organizations and academic institutions as well as our writers’ personal experiences where appropriate. For this story on blue Halloween buckets, Tina Donvito tapped her experience as a longtime journalist who often covers facts, family, travel and holiday traditions for Reader’s Digest. We verify all facts and data, back them with credible sourcing and revisit them over time to ensure they remain accurate and up to date. Read more about our team, our contributors and our editorial policies.

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