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Planting and Care Instructions

Planting and Care Instructions

You’ve got your bulbs. Now what? Now it’s time to plant. Each item page lists the planting instructions, or you can refer to the Planting and Care Instructions that are placed in every order shipped. Whether you have misplaced yours or prefer digital, you...
4 Bulb Myths Busted

4 Bulb Myths Busted

1. The Black Tulip There are no black tulips, though a few varieties come pretty close. They look black on a cloudy day, but with the sun behind them they show their true color: eggplant. We carry Queen of Night. It adds depth to bright colors. 2. Pink-Cupped...
Off With Their Heads!

Off With Their Heads!

When tulips start to bloom in the fields, Dutch bulb growers do their best to cut off the flowers as quickly as possible. That’s because the flowers take energy from the bulbs below, preventing them from growing to top size. A grower lets his fields bloom just long...
Dancing Daffodils

Dancing Daffodils

The poet William Wordsworth once wrote of daffodils “dancing in the breeze,” and Shakespeare before him described “daffodils that… take the winds of March with beauty.” Biomechanists have determined that daffodils dance by design. In a paper entitled “Reorientation of...
New to Bulbs

New to Bulbs

Bulbs 101 – The Short Course At Colorblends, we want you to have a great spring display. But let’s face it – planting is hard work. We suggest you order in small bites to learn what it takes to get bulbs planted in the fall. If you like the result in the...
When to Plant

When to Plant

This map shows the ideal fall planting windows for the United States. Please note the following: Bulbs that flower in spring must be planted in fall. There is no getting around this requirement. Bulbs should be planted when the soil has cooled to about 55°F. Bulbs...
Receiving Your Bulbs in the Fall

Receiving Your Bulbs in the Fall

The big day is here. Your bulbs have arrived. Now what? If the driver left the delivery in an exposed location, move the packages out of the weather—into a garage or carport, into the basement, into the house. Next, open all of the boxes or crates and remove the bags...
Choosing a Planting Site

Choosing a Planting Site

There are two key considerations when choosing a site for bulbs: Sunlight. Most bulbs need ample sunshine to bloom well the first spring after planting and to store up the energy required to flower in future springs. The bulbs listed on our Shade Tolerant Bulbs page...
How to Plant

How to Plant

There are two principal ways of planting bulbs. Planting a bed. Excavate the area to be planted and loosen the soil in the bottom. Set the bulbs in the bed. Replace the soil (gently at first, to avoid knocking the bulbs out of position). If the soil is dry, water...
Water and Fertilizer

Water and Fertilizer

Bulbs need ample moisture from fall, when they make new roots, until they finish flowering in spring. If the soil is dry at planting time, water thoroughly after planting. Thereafter water only if rainfall is scarce. Stop watering after the bulbs bloom. Supplemental...
How Many Bulbs Do I Need?

How Many Bulbs Do I Need?

Wondering how many tulip bulbs per square foot you should plant? Calculating the right number is essential for achieving a vibrant and full garden display, and it’s easier than you might think with just two simple steps. Determine the square footage of the area you...
Care After Bloom

Care After Bloom

Most spring-flowering bulbs require no special attention after bloom. If you find the spent flowers unsightly, you can remove them. In the case of tulips, especially perennial tulips, removing the flowers as soon as they fade may also help to encourage the bulbs to...
How to Plant Amaryllis Bulbs in Pots

How to Plant Amaryllis Bulbs in Pots

If you want to know how to plant amaryllis bulbs in pots, you’ve come to the right place. Planting an amaryllis bulb in a pot is easy. All you need is a bulb, potting mix, and a container with a drainage hole in the bottom. To protect furniture and windowsills...
Recommendations for the South

Recommendations for the South

Most bulbs do well through Zone 7a in the South. In Zones 7b–10, where soil temperatures do not cool down sufficiently in winter, and spring weather is often very warm, many bulbs perform poorly unless they are prechilled—i.e., refrigerated for 6–12 weeks prior to...
Prechilling: For Warm Southern Climates

Prechilling: For Warm Southern Climates

What is meant by “prechilling”? Most spring-flowering bulbs, including tulips and hyacinths, need a prolonged period of cold temperatures to grow and bloom properly. In much of the United States, this cold period is provided naturally by a winter spent in the ground....
Where Do Tulips Come From?

Where Do Tulips Come From?

Most people associate tulips with Holland, but they didn’t originate there. Some species are indigenous to Turkey, where they have been cultivated and venerated for centuries, but the majority hail from the forbidding mountainous regions of Central Asia, where they...
Why Do They Grow Tulips in Holland?

Why Do They Grow Tulips in Holland?

Contrary to popular belief, tulips are not native to the Netherlands. So why are 99% of the world’s tulip bulbs grown there? The answer comes down to wealth, weather, and work. Tulips made their way west from the mountainous regions of Central Asia, via the Silk Road,...
Got Deer? Plant Deer-Resistant Bulbs

Got Deer? Plant Deer-Resistant Bulbs

Deer are a fact of life in many suburbs and rural areas. They sometimes even find their way into urban neighborhoods. Expending the time, money, and energy to put plants in the ground, only to step outside one morning and find that the deer have eaten them to the...
Tulips in the Landscape

Tulips in the Landscape

Tulips are among the most iconic of flowers. Everyone recognizes the classic goblet shape. Artists and graphic designers make liberal use of it—abstract, literal and romanticized in drawings, paintings, wallpaper patterns and advertisements. When you make a point of...
Moving and Dividing Daffodils

Moving and Dividing Daffodils

  Many daffodils have the ability to grow and flower well for several years. As time passes, though, you may decide that a planting needs to be moved to another part of the garden or landscape. Even if a daffodil doesn’t need to be moved, you may determine that...
Getting the Most from Perennial Tulips

Getting the Most from Perennial Tulips

Tulips are not good perennials. They flower lavishly the first spring after planting, but in subsequent springs, flowering is generally sparse and uneven. To ensure a great display every year, many gardeners and landscape contractors treat tulips as annuals, lifting...
Perennial Tulips

Perennial Tulips

It’s a Common Frustration: You buy tulip bulbs, plant them in the fall, and enjoy a great display in the spring. But the following spring, all you get is a smattering of flowers and maybe a bunch of leaves. “What happened? ” you ask yourself. “Aren’t tulips...
Planting Large

Planting Large

In the flowerbulb world, bigger is better. That’s because large bulbs produce more or larger flowers than small bulbs. When purchasing bulbs, always ask what size bulb you are getting.   Colorblends only delivers size 12cm circumference tulip bulbs or larger. The...
A Spring-Flowering Bulb’s Growth Cycle

A Spring-Flowering Bulb’s Growth Cycle

Spring-flowering bulbs have a growth cycle that sets them apart from most other plants. They make roots in the fall, bide their time through winter, emerge and bloom in spring, and go completely dormant in early summer. During their brief period above ground, the...
Why Tulips DISAPPEAR

Why Tulips DISAPPEAR

You have a favorite tulip. The color is superb, and the shape and proportions fit your notion of the tulip ideal. You order it every year, and every spring drivers stop in front of the house to take pictures.  And then one summer you check the Colorblends website and...
Fingerspitzengefühl

Fingerspitzengefühl

We will ship no flowerbulb before its time  Fingerspitzengefühl is a German expression that means having a feeling about how something has to be done. Dutch bulb growers use this expression to decide when flowerbulbs are ready to be harvested and shipped.  You cannot...