Chaco Golden-Knee
Grammostola pulchripesv
Extremely calm, long-lived (20+ years), and grows to an impressive size. Ideal second tarantula or for keepers who want a handleable species.
Species profile
Price & availability
Price depends on size (sling / juvenile / adult). All specimens captive-bred with documentation. Includes care sheet and 30-day WhatsApp support.
About this species
The Chaco golden-knee is the gentlest large tarantula in the hobby. While other species flick hairs or posture defensively when disturbed, a Grammostola pulchripesv will typically just sit there. This makes it the most handleable species on our list — not that we encourage routine handling of tarantulas, but if you want a species that tolerates occasional gentle interaction, this is it.
The golden-knee name comes from the striking yellow-gold banding on each leg joint. Against the dark body, these knees glow — particularly visible when the spider is moving. They grow to an impressive 18–20 cm but are slow-growing even by tarantula standards. Adults can take 8–10 years to reach full size.
Semi-arid in origin, they prefer drier conditions than many new-world species. One corner near the water dish can be kept slightly moist; the rest of the substrate should stay dry. They burrow when young and gradually spend more time above ground as they mature. Long-lived females (20–25 years) make this another serious long-term commitment — and another excellent species to pass on if circumstances change.
Frequently asked questions
Is the Chaco golden-knee good for handling?
It is the most tolerant of handling among commonly kept tarantulas. That said, handling should still be kept minimal — tarantulas gain nothing from being handled and can fall from height if startled, which can be fatal. Short, infrequent handling sessions over a flat surface are fine with a calm, settled specimen.
How long does a Chaco golden-knee take to reach full size?
Slower than most other species — typically 8–10 years for females to reach adult size. This slow growth rate is one reason adults are more expensive. It also means you need patience if you buy a sling. The long lifespan (20–25 years for females) makes it worthwhile.
Can I keep a Chaco golden-knee in Mumbai's humidity?
Yes, with appropriate substrate management. They prefer drier conditions, so use a substrate mix with good drainage and only keep one corner near the water dish slightly moist. In high-humidity climates like Mumbai's monsoon, ensure the enclosure has good ventilation and check the substrate regularly for mould.