Funtastic 4 Cup Caterpillar Refill

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What a deal! It's four cups of FUN! Raise and release 20 caterpillars with the Funtastic 4 Cup refill! You'll be fluttering with joy!

It's SO Easy!

  • Immersive three week experience
  • A hands-on opportunity to explore, grow, and learn about the natural world
  • Watch 20 Caterpillars grow and change! 
  • Proudly Grown in the USA 

Before you Grow

  • Comes with 4 Cups of 5 live caterpillars, that's 20 caterpillars! 
  • This item does not include a butterfly habitat. You must provide a habitat for your butterflies. If you’re looking for a complete kit with live caterpillars, please click here.
  • Our insects are sensitive to outdoor temperatures. We recommend postponing your order if daytime, outdoor temperatures are below 50 degrees or above 85 degrees in your area. If you live somewhere currently outside of this range, we recommend postponing your order. 
  • We cannot ship live insects to Mexico, Canada, Hawaii, Puerto Rico, APO, FPO or DPO addresses.


Insect Lore the Original Butterflies-by-Mail Company®, guarantees at least 12 out of 20 caterpillars will develop into healthy butterflies. You can learn more about the Insect Lore Guarantee here. 

    Ages 4+


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