There are many posts on butterflies and moths here on this blog. Here is a list of the pages with information on butterfly gardening and the life cycle of butterflies and moths on this blog.
The Butterfly Life Cycle
The Butterfly Egg and Where to Find It
Migrating Monarch at Cape May State Park
Butterfly and Moths Species
Butterflies of Philadelphia: A Checklist
Moths of Philadelphia: A Checklist
Attracting Eastern Tiger Swallowtails
Black Swallowtail Larva and Fascinating Behavior
Pollinator Syndromes: How to Predict Which Flowers Insects Will Like
Attracting Butterflies
The Backyard Habitat Garden: What Do You Need to Start One?
Native Plants: Why They Are Important
Butterfly MilkWeed: A Good Choice
New England Aster are a Buffet for Pollinators
Butterfly Profiles
Category: Butterfly Profiles (all the species profiles on this blog) – more than 28 profiles. Here is a sample.
The 6 Butterfly Families and Identifying Butterflies
Eastern Tiger Swallowtail Butterfly: How to Identify and Find Them
Red-spotted Purple Butterfly: How to Find and Identify It
Plant Lists for Attracting Butterflies and Moths
Spring Blooming Native Plants of Philadelphia
Summer Blooming Native Flowers
Summer-into-Fall Blooming Native Plants for Philadelphia
North American Butterfly Association Regional Garden Guides http://nababutterfly.com/regional-butterfly-garden-guides/
HOSTS – a Database of the World’s Lepidopteran Hostplants https://www.nhm.ac.uk/our-science/data/hostplants/
More About Butterflies and Moths
Observing Butterflies at Home and Far Away