Giant Pumpkin

Suitable for: Early Primary – Primary
Giant Pumpkin icon

Giant Pumpkin

Food Plant
Giant Pumpkin
Giant Pumpkin

A champion-grown pumpkin can outweigh a small car — the heaviest fruit any plant has ever produced.

Pumpkin
Pumpkin

💡 Fun Facts

  • A champion-grown pumpkin can weigh more than a small car!
  • At its fastest, a giant pumpkin can pile on about 15 to 20 kg in a single day.
  • All that weight is one giant fruit, fed by a single sprawling vine.

📅 Through the Year

  • Flowering:June to August
  • Fruiting:September to October
Name Story

Cucurbita maxima

means “the largest gourd”

What does its name mean?

‘The greatest gourd’ — and it earns the title. This is the species that grows the record-breaking giant pumpkins, the heaviest fruits any plant produces anywhere in the world.

🎴 Field Research Data Cards

Picture
Units

Giant Pumpkin

S
Giant Pumpkin
PollinationInsects — bees (big yellow flowers; growers often hand-pollinate the champions)
Seed DispersalAnimals and people — seeds spread when the flesh is eaten, and saved by growers
DefencesNone notable — a soft fruit bred for size, not survival
Special AbilityAstonishing growth — a competition fruit can gain about 15 to 20 kg in a single day, all fed by one vine
Flowering SeasonSummer (flowers June to July; the fruit swells July to October)
Seeds / YearHundreds of large seeds per fruit
Human UsesFood (flesh and seeds), an autumn ornament, and competitive giant-growing
Record TraitWorld's heaviest fruit — a giant pumpkin reached 1,246.9 kg, grown by Travis Gienger in 2023