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What is this To help gardeners understand which plants will grow well for them, the entire USA has been segmented into ‘Plant Hardiness Zones’.

Flower Bulbs Planting Guides

We have compiled our clear, easy-to-understand guides and information for planting bulbs. Guides include which types of bulbs will thrive in different areas of the country and information on specific types of bulbs.

We have grouped the articles by planting seasons: Spring-Planted Bulbs include tender bulbs like Gladiolus and Dahlias and are planted in spring, flowering in summer. Fall-Planted Bulbs include Tulips and Daffodils and are planted in fall, blooming in spring. If you have further questions, please give our gardening experts a call at (877) 309-7333 or send them an email.

Information on Planting Bulbs in Spring

Spring-Planted Bulbs Guide »

We have prepared spring planting instructions, as well as a really useful planting depth chart for all types of spring-planted flower bulbs, plus a region map with recommended planting times.

Storing Bulbs Before Planting in Spring »

Storing Bulbs

If your spring bulbs arrive when it's still too cold or too early to plant, here's what to do. Simple, clear information for the proper storing of your spring bulbs including the optimal storing temperatures for various types.

Growing Dahlias. It's easy. »

Growing Dahlias

Witness the creation of a big dahlia garden--from digging the holes to full bloom. Warning: It's all so beautiful and easy, you'll be addicted. If you're not already a dahlia gardener, you will be after reading this. List of dahlia types at bottom.

All About Irises »

Bearded Iris

Irises: The big Bearded Irises you plant in late summer, the bulb Iris you plant in fall, and Siberian, Japanese and Louisianas you plant in spring. They're all great, all easy to grow

Planting "Wild" Lilies »

Wild Lilies

Many wildflower gardeners enjoy planting the "Wild" or Species Lilies... the ones that are the ancestors of all the lovely hybrids enjoyed today.

Best Bulbs for Wildflower Gardeners »

Wild Tulips

Best Bulbs for Wildflower Gardeners Here's how to expand your bloom season by up to two months using easy-to-grow, perennial bulbs. They're always available, and require absolutely no care. Be sure your wildflower garden includes the "other wildflowers"--wild tulips, wild daffodils, and wild lilies.

Information on Planting Bulbs in Fall

How to Plant Flower Bulbs »

Planting Bulbs

The basic information on bulb planting, and some landscaping suggestions. With bulbs, you can landscape your yard like a pro.

Fall Bulb FAQs »

Fall Bulbs

Q and A that covers most people's needs when planting spring-flowering bulbs in the fall.

Late Fall and Winter Planting Times »

Winter Planting

We hear the question all the time: "What's the best time to plant wildflower seeds in fall, in my area?" This article answers the question and more. It also relates wildflower planting to fall bulb planting time—sometimes doing both at once can save a lot of work.

What bulbs grow in my region? »

Regional Bulbs

Visit our U.S. map showing all regions. Just click on your area, and you'll go to detailed fall planting information.

History of Daffodils and Tulips »

Daffodils and Tulips

An article by our founder explaining how hundreds of years of Dutch hybridizing have created a worldwide industry from some of the most beautiful and legendary wildflowers in the world. Read all about "Tulipomania." And learn all about Narcissus and his complex.

Encourage Your Tulips To Come Back »

Mixed Tulips

This section covers the important subject of how to "perennialize" your tulip plantings. Some groups, like species tulips and the Darwin Hybrids, are called "perennial tulips." Read all about it.

Amaryllis Growing Instructions »

Amaryllis Flower

Complete instructions for growing amaryllis, indoors in most of the country, or outdoors in warm zones.

Paperwhite Growing Instructions »

Paperwhite Narcissus

Complete instructions for growing Paperwhite Narcissus, the favorite fragrant daffodil for indoor bloom during the winter.

Fall Flowering Crocus Growing Instructions »

Saffron Crocus

Complete instructions on planting and harvesting fall flowering crocus and colchicums.

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