Complete Moth Care Guide

This comprehensive guide covers care instructions for all moth species available at Jmzbutterflyfarm. Designed for educators, researchers, and serious hobbyists working with captive-bred specimens.

General Moth Care Principles

• Temperature: Most species thrive at 70-80°F during active stages
• Humidity: Maintain 50-70% relative humidity; mist enclosures daily
• Ventilation: Ensure adequate airflow to prevent mold and disease
• Handling: Minimize handling; use soft brushes to move caterpillars
• Cleanliness: Remove frass (droppings) and uneaten food daily

Luna Moth (Actias luna)

Eggs

Incubation: 7-10 days at room temperature (70-75°F)
Care: Keep in ventilated container with light misting every 2-3 days

Caterpillars

Host Plants: White birch, sweet gum, hickory, walnut, persimmon
Feeding: Provide fresh leaves daily; caterpillars eat voraciously
Duration: 3-4 weeks through 5 instars
Housing: Screen cages or mesh enclosures; clean daily

Cocoons/Pupae

Duration: 2-3 weeks (summer generation) or overwinter until spring
Storage: Keep in cool location (40-50°F) for overwintering; room temp for summer emergence
Humidity: Mist weekly during overwintering

Adults

Lifespan: 7-10 days (do not feed)
Emergence: Provide vertical space for wing expansion
Breeding: Pair within 24 hours of emergence

Cecropia Moth (Hyalophora cecropia)

Eggs

Incubation: 10-14 days at 70-75°F
Care: Ventilated container with occasional misting

Caterpillars

Host Plants: Maple, cherry, birch, willow, apple, lilac
Feeding: Fresh leaves daily; very large appetite in final instars
Duration: 4-6 weeks through 5 instars
Housing: Large screen cages; caterpillars grow to 4+ inches

Cocoons

Duration: Overwinter 6-9 months
Storage: Cool location (35-45°F) with good ventilation
Humidity: Mist every 2 weeks during winter storage

Adults

Lifespan: 7-14 days (do not feed)
Emergence: Needs vertical space; wingspan up to 6 inches
Breeding: Pair within 48 hours

Polyphemus Moth (Antheraea polyphemus)

Eggs

Incubation: 10-14 days at room temperature
Care: Keep slightly humid but well-ventilated

Caterpillars

Host Plants: Oak, maple, birch, willow, hickory
Feeding: Fresh leaves daily; replace when wilted
Duration: 5-6 weeks through 5 instars
Characteristics: Bright green with silver spots

Cocoons

Duration: Overwinter or 2-3 weeks for summer generation
Storage: Cool (40-50°F) for overwintering
Note: Cocoons wrapped in leaves; keep intact

Adults

Lifespan: 3-5 days (do not feed)
Emergence: Provide climbing surface for wing expansion
Breeding: Pair immediately upon emergence

Io Moth (Automeris io)

Eggs

Incubation: 7-10 days at 70-75°F
Care: Ventilated container with light humidity

Caterpillars

Host Plants: Willow, cherry, oak, maple, clover
⚠️ WARNING: Caterpillars have venomous spines - do not touch with bare hands
Handling: Use gloves or soft brushes only
Duration: 4-5 weeks
Characteristics: Green with red and white stripes, covered in spines

Pupae

Duration: Overwinter in soil or 2-3 weeks for summer generation
Storage: In substrate (peat moss or soil) at 40-50°F for overwintering
Humidity: Keep substrate slightly moist

Adults

Lifespan: 3-7 days (do not feed)
Dimorphism: Males are yellow; females are reddish-brown
Breeding: Pair within 24 hours

Promethea Moth (Callosamia promethea)

Cocoons

Duration: Overwinter 6-8 months
Storage: Cool location (35-50°F) with ventilation
Humidity: Mist every 2-3 weeks
Characteristics: Wrapped in leaves; do not remove leaf wrapping

Adults

Lifespan: 5-7 days (do not feed)
Dimorphism: Extreme - males dark, females reddish
Emergence: Usually late afternoon/evening
Breeding: Pair within 24-48 hours

Rosy Maple Moth (Dryocampa rubicunda)

Eggs

Incubation: 7-10 days at room temperature
Care: Keep in ventilated container

Caterpillars

Host Plants: Maple (all species), oak
Feeding: Fresh maple leaves daily
Duration: 4-5 weeks
Characteristics: Green with black stripes (green-striped mapleworm)

Pupae

Duration: 2 weeks (summer) or overwinter in soil
Storage: In substrate at room temp or 40-50°F for overwintering
Substrate: Peat moss or coconut coir, 2-3 inches deep

Adults

Lifespan: 3-5 days (do not feed)
Characteristics: Pink and yellow coloring
Breeding: Pair within 24 hours

Imperial Moth (Eacles imperialis)

Eggs

Incubation: 10-14 days at 70-75°F
Care: Ventilated container with occasional misting

Caterpillars

Host Plants: Pine, oak, maple, sweet gum, sassafras
Feeding: Fresh leaves daily; large appetite
Duration: 5-6 weeks
Characteristics: Variable coloring - green, brown, or orange with white spiracles

Pupae

Duration: Overwinter 6-9 months in soil
Storage: In substrate (peat moss) at 40-50°F
Depth: Burrow 2-4 inches deep
Humidity: Keep substrate slightly moist but not wet

Adults

Lifespan: 7-10 days (do not feed)
Size: Large wingspan (4-6 inches)
Breeding: Pair within 48 hours

Regal Moth (Citheronia regalis)

Eggs

Incubation: 10-14 days at 70-80°F
Care: Warm, humid conditions

Caterpillars (Hickory Horned Devil)

Host Plants: Hickory, walnut, pecan, sweet gum, persimmon
Feeding: Fresh leaves daily; enormous appetite in final instars
Duration: 5-7 weeks
Size: Can reach 5-6 inches - largest caterpillar in North America
Characteristics: Impressive horns (harmless despite appearance)

Pupae

Duration: Overwinter 8-10 months in soil
Storage: Deep substrate (4-6 inches) at 40-50°F
Humidity: Maintain moist substrate throughout winter

Adults

Lifespan: 7-14 days (do not feed)
Size: Very large (5-6 inch wingspan)
Breeding: Pair within 48 hours

Sphinx Moths (Hawk Moths)

Carolina Sphinx (Manduca sexta)

Host Plants: Tomato, tobacco, potato, pepper
Caterpillar Duration: 3-4 weeks
Pupae: In soil, 2-3 weeks (summer) or overwinter
Adults: Feed on nectar; provide sugar water (1:4 ratio)

Elephant Hawk Moth (Deilephila elpenor)

Host Plants: Willowherb, fuchsia, bedstraw
Caterpillar Duration: 4-5 weeks
Pupae: In soil or leaf litter, overwinter
Adults: Feed on nectar; active at dusk

Death's Head Hawk Moth (Acherontia atropos)

Host Plants: Potato, jasmine, trumpet vine
Temperature: Warmer (75-80°F) for tropical species
Pupae: In deep substrate, 3-4 weeks
Adults: Can feed on honey/sugar water; vocal (squeaking sound)

White-Lined Sphinx (Hyles lineata)

Host Plants: Evening primrose, grape, tomato, many others
Caterpillar Duration: 3-4 weeks
Pupae: In soil, 2-3 weeks or overwinter
Adults: Strong fliers; feed on nectar

Exotic Silk Moths

Chinese Moon Moth (Actias dubernardi)

Host Plants: Sweet gum, walnut, hickory
Temperature: 70-75°F
Cocoons: Overwinter or 3-4 weeks at room temperature
Adults: 5-7 days; do not feed

Indian Moon Moth (Actias selene)

Host Plants: Sweet gum, walnut, privet
Temperature: 70-80°F (tropical species)
Cocoons: 3-4 weeks at warm temperature
Adults: 5-7 days; do not feed

Madagascar Bullseye Moth (Antherina suraka)

Host Plants: Privet, lilac
Temperature: 75-80°F
Cocoons: 4-6 weeks
Humidity: Higher humidity (60-70%)
Adults: 7-10 days; do not feed

Ceanothus Silk Moth (Hyalophora euryalus)

Host Plants: Ceanothus, willow, cherry, manzanita
Cocoons: Overwinter 6-8 months
Storage: Cool (35-45°F)
Adults: Similar care to Cecropia

Troubleshooting Common Issues

Eggs Not Hatching

• May be infertile (normal with some shipped eggs)
• Check temperature - too cold delays hatching
• Ensure adequate humidity without condensation
• Some species require 2-3 weeks incubation

Caterpillar Health Problems

• Not eating: May be preparing to molt; wait 24 hours
• Turning black/mushy: Bacterial or viral infection; remove immediately and sanitize enclosure
• Wandering behavior: Ready to pupate; provide appropriate substrate or cocoon-spinning space
• Regurgitation: May indicate pesticide exposure on host plants

Cocoon/Pupae Issues

• Mold growth: Too much humidity; improve ventilation
• Desiccation: Too dry; increase misting frequency
• No emergence: May require longer overwintering or diapause period
• Parasitoids: Small wasps or flies emerging instead of moths (natural occurrence)

Adult Emergence Problems

• Crumpled wings: Insufficient vertical space or humidity during emergence
• Unable to emerge: May need assistance carefully cutting cocoon
• Premature emergence: Temperature too warm during storage

Educational Resources

Life Cycle Observation

Document each stage with photos and measurements. Track development time, behavior changes, and molting events. Create data sheets for student observations.

Metamorphosis Study

Compare complete metamorphosis across species. Note differences in cocoon construction, pupation sites, and overwintering strategies.

Ecology Connections

Discuss pollination ecology, predator-prey relationships, camouflage adaptations, and host plant specialization.

Safety Guidelines

• Io Moth caterpillars: Venomous spines - always use gloves or tools
• Buck Moth caterpillars: Also have stinging spines - handle with care
• Allergies: Some individuals may be sensitive to moth scales or setae
• Host plants: Ensure plants are pesticide-free and non-toxic
• Hand washing: Always wash hands after handling any life stage

Seasonal Planning for Educators

Fall (September-November)

Order overwintering cocoons and pupae. Begin cold storage. Plan spring emergence timing.

Winter (December-February)

Maintain overwintering specimens. Order eggs for spring hatching. Prepare curriculum materials.

Spring (March-May)

Bring cocoons to room temperature 3-4 weeks before desired emergence. Order eggs and early-instar caterpillars. Peak season for classroom observation.

Summer (June-August)

Second-generation species available. Shorter life cycles. Good for summer programs and camps.

Contact & Support

For species-specific questions, bulk orders, or educational program support, please contact Jmzbutterflyfarm. All livestock is captive-bred and raised specifically for educational and scientific use.

Last updated: January 2026