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**Please enter a physical shipping address - UPS cannot deliver to PO Boxes**This Monarch Rearing Kit contains fourteen to sixteen first to third instar monarch larvae (caterpillars) and rearing instructions. The larvae arrive in small cups and must be transferred to milkweed plants or leaves to feed. Please make sure you have fresh milkweed available before your caterpillars arrive. Each caterpillar generally needs 18 inches of milkweed to pupate. Pupation will occur in about 10 days and...

**Tagging Kits are now available to Pre-Order and will begin shipping August 1st.** -->Each Monarch Watch Standard Tagging Kit includes a set of monarch butterfly tags (you specify quantity), a datasheet (which may be photocopied if necessary), tagging instructions, and additional monarch/migration information. Tagging Kits are a seasonal item and begin to ship August 1st via USPS First Class Mail.- We ship our tagging kits beginning in August to focus on the monarchs migrating to Mexico for...