These bulbs require a period of cold in order to bloom so they must be planted in the fall to flower the following spring.
Best time to plant tulip bulbs in colorado.
When planting the bulbs keep in mind their time of bloom.
Daffodils tulips crocuses irises hyacinths and bluebells brighten up early spring days with their colorful blooms sometimes even pushing up through the snow to flower.
Soil preparation is important for bulbs.
27 and 28 when denver botanic gardens sells hundreds of bulb varieties during the annual fall plant and bulb sale that will be held with free.
The ideal time to plant your spring bulbs depends on where you live and what the weather is like that season.
It s ok to plant up until the ground freezes in late fall.
For unusual bulbs mark your calendar for sept.
At most elevations the best time to plant bulbs is mid september to late october so bulbs can establish roots before the soil freezes.
Your tulips will bloom in spring.
Tulip bulbs should be planted around september or early october around autumn or fall and before the first frost sets in.
Across colorado plant tulip bulbs in september or october at least six weeks before the ground freezes and when the ground temperature has cooled to 55 degrees fahrenheit.
September and october is the ideal time of year to plant bulbs.
Late march or early april through may.
Position bulbs the recommended depth replace the soil sprinkle bulb or flower fertilizer 2 lb 10 x10 lot over the area and water thoroughly.
This will allow ample time for the bulbs to become well rooted before the ground freezes.
Bulbs need several weeks in the ground to get their root systems growing before the ground freezes.
Colorado state university extension.
September and october are the best months for planting bulbs.
At this point however bulb selection may be limited.
The bulbs need enough time to root in order to ensure they will flower in the spring and so that they will not be pushed out by freezing and thawing.
Some gardeners push it to november with good results but that all depends on our weather and soil conditions don t plant in frozen or wet soil.
However you don t want to plant them so early in the season that they have time to sprout.
Bulbs planted after october may not have time to root adequately and therefore may not flower uniformly in the spring.