How and When to Plant Tulip Bulbs for a Colorful Spring
heirloom gardener: What I've Learned About Growing Tulips in New Jersey: Protecting from Squirrels and Deer, Planting in Clay Soil, and Creating Colorful Combinations
Tulip Suppliers Show Innovative Varieties and Combinations to Get Back in Bed With Gardeners - WSJ
Planting spring bulbs: Here are some tips - nj.com
Better Bulbing
Think Spring -- Plant Bulbs Now! | Holmdel, NJ Patch
When should you plant tulip bulbs in pots in freezing winter zones(zone 5)? - Quora