Ornithoctoninae sp. "Phan Cay Blue" – Cobalt Tree Spider | Rare Blue Arboreal | Live Arrival Guarantee

Size, life stage & quantity options

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• Size / stock option: 1.5-2"

Measurements are reproduced as listed in the ordering options. If you need a specific body length or leg span, please confirm the measurement with us before ordering.

For a quantity, sex, or life stage not specified in your chosen option, contact Isopod King before purchasing.

The Ornithoctoninae sp. "Phan Cay Blue", commonly known as the Cobalt Tree Spider, is an exceptionally rare and stunning Asian species featuring vibrant cobalt blue coloration. This impressive arboreal-fossorial tarantula displays brilliant metallic blue legs and carapace, creating one of the most sought-after color morphs in the hobby.

Native to the mountainous regions of Vietnam, this robust species reaches a leg span of 5–6 inches at maturity. Known for its semi-arboreal behavior, defensive temperament, and lightning-fast speed, the Cobalt Tree Spider is a prized specimen for experienced keepers who appreciate rare Old World species with exceptional blue coloration and unique behavioral traits.

Key Features:

• Stunning cobalt blue coloration with metallic sheen
• Extremely rare Vietnamese species with limited availability
• Semi-arboreal behavior with burrowing tendencies
• Medium to large size with powerful, agile build
• Old World species – extremely fast, defensive, no urticating hairs
• Advanced care level required
• Live arrival guarantee with safe, discreet shipping

Perfect for experienced keepers seeking one of the rarest blue tarantulas in the world. Each specimen is ethically sourced and comes with comprehensive care information to ensure success with this challenging and highly rewarding species.