Double Shirley

$21.65 $12.95

Shipping Starts: 2nd week of October 2025

Quantity per Package: 10 Bulbs

Light Required: Full Sun / Partial Shade

Height: 16-18"

Blooming Period: Mid Spring

Bulb size: 12/+

Planting Distance: 4-5"

Planting Depth: 6"

Hardness Zone:

Deer Resistant: No

Minimum Bulbs for Effect: 10-15

About Double Shirley

Don't miss out on the chance to add the Tulip Double Shirley to your garden. Its graceful presence and radiant colors will make every day feel like a spring celebration. Double Shirley has double-petaled flowers, this variety adds a touch of elegance and charm to any landscape. 

  • Stunning double-petaled flowers for an enchanting display
  • Striking color combination with shades of lilac, and white
  • Strong stems ensure durability and longevity
  • Ideal for both garden beds and containers
  • Easy to grow and low maintenance

How to plant and take care of Double Shirley

  • Choose a sunny location with well-drained soil
  • Plant bulbs in the fall, before the first frost
  • Dig holes at least twice the depth of the bulbs
  • Space bulbs approximately 4-5 inches apart
  • Water thoroughly after planting and keep the soil moist
  • Apply a balanced fertilizer during the growing season
  • Remove faded flowers to promote new blooms
  • After the blooming period, allow the foliage to wither naturally
Tulip - Double Shirley

Double Shirley

$21.65 $12.95
$21.65 $12.95

FAQs

Double Shirley tulip bulbs are not considered toxic to pets. These bulbs contain low levels of toxic compounds called alkaloids, which are typically concentrated in the leaves and flowers. However, if ingested in large quantities, tulip bulbs can cause gastrointestinal upset in pets such as dogs and cats. It's important to keep an eye on your pets and prevent them from digging up and consuming the bulbs. If you suspect your pet has ingested tulip bulbs and exhibits symptoms like vomiting, diarrhea, or lethargy, it is advisable to consult a veterinarian immediately. While Double Shirley tulip bulbs are generally safe, it's always best to take precautions and keep your pets away from any potentially harmful plants or bulbs.

When planting Double Shirley tulip bulbs, it is recommended to plant them at a depth of approximately 6 inches (15 centimeters). This depth provides the bulbs with sufficient insulation and protection from extreme temperatures, while still allowing them to establish strong root systems. Planting at the proper depth also helps ensure that the tulips emerge at the appropriate time and have enough stability to support their flowering stems. It's important to measure the depth accurately to avoid planting too shallow, as this may result in the bulbs being exposed to freezing temperatures or other unfavorable conditions. Conversely, planting too deep can hinder the emergence of the tulips.

Deadheading Double Shirley tulips can encourage more flowers. Deadheading refers to the removal of faded or spent flowers from plants. By removing the spent blooms of Double Shirley tulips, you redirect the plant's energy from seed production to bulb development and storage. This allows the tulip bulbs to gather more nutrients and energy for the following season. Deadheading also prevents the plant from putting energy into producing seeds, which can divert resources away from flower production. To deadhead Double Shirley tulips, simply cut or snap off the faded flowers just below the base of the bloom. However, it's important to allow the foliage to remain intact until it turns yellow and withers naturally, as this helps the bulbs gather energy for future growth

When spacing Double Shirley tulip bulbs from other bulbs, it is recommended to leave a distance of approximately 4 to 5 inches between each bulb. This spacing provides enough room for the tulip plants to grow and ensures adequate air circulation between them. Squeezing the bulbs too closely together can lead to overcrowding, which may result in stunted growth, competition for nutrients, and increased susceptibility to diseases. Proper spacing also allows for easy access when it comes to maintenance tasks such as watering, deadheading, and dividing bulbs when necessary. However, it's important to consider the specific requirements of the other bulbs you're planting alongside Double Shirley tulips, as different bulb varieties may have specific spacing needs.

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