Pumpkin Patch (Hapalopus Formosus)

Nice choice! The Pumpkin Patch Tarantula (Hapalopus formosus) is a tiny powerhouse in the tarantula world — super cute, flashy, and full of personality. It's a New World dwarf species that many hobbyists adore, especially because of its bold pumpkin-like markings and active behavior.

Quick Facts

• Common Name: Pumpkin Patch Tarantula

• Scientific Name: Hapalopus formosus

• Origin: Colombia

• Size:

  • Dwarf species! Adults reach only about 2.5–3 inches (6–7.5 cm)

  • Slings are tiny

• Lifespan:

  • Females: ~8–10 years

  • Males: ~3–4 years

• Temperament: Skittish but not aggressive

  • Fast movers — not for handling!

• Coloration: Dark brown to black with bright orange “pumpkin” patterns on the abdomen and legs

Housing

• Enclosure Type: Terrestrial but appreciates a bit of vertical space for webbing

• Substrate: 2–3 inches of coco fiber or topsoil mix

• Humidity: 65–75%

• Temperature: 72–78°F (22–25°C)

• Decor: Provide a hide, leaf litter, and maybe a cork bark slab. They love webbing, so a cluttered enclosure is great for enrichment

📦 Bonus tip: Because of their small size, a deli cup or small acrylic enclosure works great for slings and juveniles

Feeding

• Diet: Pinhead crickets, fruit flies (for slings), tiny mealworms, and roaches

• Feeding Frequency:

  • Slings: 2–3 times/week

  • Juveniles: Weekly

  • Adults: Every 10–14 days

Things to Keep in Mind

• Because they’re so small and fast, they can be tricky to rehouse

• Not great for handling

• They tend to be visible more than most dwarfs, which is a big plus