Mexican Rose Grey Tarantula (Tliltocatl verdezi) Care Guide

Tliltocatl verdezi

Mexican Rose Grey Tarantula: Advanced Care Guide

Keeper Snapshot: A tiny Mexican classic that needs small-space monitoring, easy feeding, and modest moisture choice while it grows.

Group: TarantulasDifficulty: Spice 2: BeginnerSetup: Terrestrial sling/juvenileHandling: Not recommended, especially at sling size.

Confirm the exact animal. Match this guide to the species, locality, size, and life stage on your label. If the ID is uncertain, use the more conservative part of the range and ask before changing the setup.
Change one thing at a time. Treat temperature and humidity as target zones, then watch posture, burrowing, drinking, feeding, and molt behavior before making another adjustment.
Respect the handling boundary. If the guide says no handling, fast, defensive, or medically significant, plan transfers with catch cups, locked lids, and no bare hands. For serious bites, stings, or symptoms, seek emergency medical care.

Temperature	72-80 F
Humidity	Low-Moderate ambient (50-65%) with airflow; one lightly damp corner, dry elsewhere, small dish
Setup Type	Terrestrial sling/juvenile
Substrate	2-4 in mostly dry substrate; slings should have a lightly damp corner.
Feeding	Tiny prey 2x/week; use pre-killed prey for very small slings
Care Difficulty	Spice 2: Beginner
Handling	Not recommended, especially at sling size.

Humidity zones: Very Low under 30% - Low 30-60% - Low-Moderate 40-70% - Moderate 60-80% - Moderate-High 70-85% - High 80%+ - Very High 90%+

Tiny slings dehydrate faster than adults.
Do not over-house.
Do not leave large prey with a small sling.
Keeping a small enclosure damp for a sling without ventilation is the trade-off that goes wrong. Small low vents, and grit in the water dish so the sling cannot drown.

Use a small secure enclosure.
Small vents low on two opposite walls; a damp sling enclosure has little air volume to buffer it.
Offer tiny prey and remove leftovers.
Keep one corner lightly damp.
Bottle-cap or small water dish packed with grit so a sling cannot drown.

Enclosure & Microclimate

Small spaces help you track feeding and molts.
Ventilation still matters even with a damp corner.
It matters specifically because of the damp corner, and the fix is placement. Put small vents low on two opposite walls, at or just above the substrate, so air crosses the floor of the enclosure. A sling cup vented only in the lid holds motionless damp air at the bottom, which is where the spider and the damp corner both are, and that is where mold starts.
Ventilation and moisture trade against each other, and the smaller the enclosure the faster that trade moves. Top the damp corner up under free-flowing vents rather than closing the cup to hold moisture. A tiny sling dehydrates quickly, but it is the sealed damp cup rather than the dry one that usually kills.
Judge by eye rather than by a gauge that will not fit. The damp corner should be lightly moist with no free water, the rest genuinely dry, and there should be no condensation on the walls.
Use a small dish or bottle cap packed with coarse grit so the waterline sits below the rim. A Tliltocatl sling is small enough to drown in a few millimetres of water, and since this one is kept with a permanently damp corner there is more standing water around than on a fully dry setup.
Wet the substrate under the hide or in the corner rather than misting the whole enclosure. That gives one dependable humid microclimate for the sling to sit in while the rest stays dry and keeps exchanging air.

Feeding, Growth & Maintenance

A starter enclosure with a small hide helps this tiny sling settle in and reduces bolting during feeding.
Feeding schedule: pinhead crickets or pre-killed prey pieces 2x/week for a sling this size, moving to appropriately sized crickets every 7-10 days as it grows. Keep every prey item smaller than the abdomen.
Molting: a premolt sling turns sluggish, tucks into its hide, and stops eating for days. That's normal, not illness. Pull uneaten feeders, leave it alone, and wait 5-10 days after the molt before feeding again.

Possible Origin / Range

Likely native range: Mexico.
Habitat translation: Dry terrestrial retreat with a juvenile moisture refuge.

Advanced Keeper Details

Use the exact product label, size, and behavior in front of you before adjusting care.
Heat should be measured at the animal's level, not guessed from the room or lid.
Sources: the full Big Z APA 7 reference list lives at References.

Temp	72-80 F
Humidity	Low-Moderate ambient (50-65%) with airflow; one lightly damp corner, dry elsewhere, small dish
Setup	Terrestrial sling/juvenile
Substrate	2-4 in mostly dry substrate; slings should have a lightly damp corner.
Feeding	Tiny prey 2x/week; use pre-killed prey for very small slings
Handling	Not recommended, especially at sling size.