Astra Double Blue Balloon Flower
As low as $24.95
Availability: In stock
Blue Balloons All Summer
Astra Double Blue Ballon Flower, Platycodon 'Astra Double Blue', is a wonderful new dwarf variety! 'Astra' Platycodons are a new series that form compact, well-branched plants.This heavy bloomer gets its name from the way each flower bud swells before its starry petals unfold.
The interesting balloon-like buds burst open into bell-shaped double blue flowers from mid summer through early fall. Its compact, uniform habit makes 'Astra Double Blue' a good selection for cut flowers, containers, or the garden.
'Astra Double Blue' is an easy, disease and insect resistant perennial that thrives in almost any soil as long as it is well-drained and can easily adapt to grow in either full sun or part shade. It has exceptional branching and thick flower petals that make for long-lasting periwinkle blue blossoms.
The compact form of this plant makes it ideal for mixed containers.
- Prolific Blue Starry Blooms
- Adaptable, Compact, and Hardy
- Blooms All Summer
Buying Options for Plants
Nature Hills sells a large variety of plants with several options available. Plants are offered in both potted containers and as dormant bare root without soil. Here is a helpful resource to understand your options as you create a beautiful landscape with help from Nature Hills.
Ever wonder what a larger plant will mean for your landscape? Container Sizes are really all about the age of the plant!
Seasonally, Nature Hills offers hand selected, high quality bare root trees, shrubs and perennials. Bare root plants are sold by height from the top of the root system to the top of the plant. Plants may be taller than the height minimums.
- Popular sizes of select trees are 1 foot, 2 feet, 3 feet, etc.
- Popular sizes of select bare root plants is 1 foot, 18 inches, etc.
Nature Hills Container Size by Volume
|Young Plants to 18 Months|
|2"x2"x3"||Ranges from||.18 to .21 dry quarts / .198 to .23 dry liters in volume|
|4.5" Container||Equal to||.655 dry quart / .72 dry liter in volume|
|3.5" Container||Equal to||.67 dry quart / .74 dry liter in volume|
|4" Container||Equal to||.87 dry quart / .96 dry liter in volume|
|1 Quart||Equal to||1 dry quart / 1.1 dry liter in volume|
|5.5" Container||Equal to||1.89 of a dry quart / 2.08 dry liters in volume|
|4"x4"x5"||Ranges from||.8 to 1.1 dry quarts / .88 to 1.2 dry liters in volume|
|4"x4"x6"||Ranges from||1.0 to 1.3 dry quarts / 1.1 to 1.41 dry liters in volume|
|4"x4"x9"||Ranges from||1.1 to 2.1 dry quarts / 1.2 to 2.3 dry liters in volume|
|4"x4"x10"||Ranges from||1.7 to 2.3 dry quart / 1.87 to 2.53 dry liters in volume|
|Plants 18 Months - 2.5 Years Old|
|2 Quart||Equal to||2 dry quarts / 2.2 dry liters in volume|
|#1 Container||Ranges from||2.26 to 3.73 dry quarts / 2.49 to 4.11 dry liters in volume|
|5"x5"x12"||Equal to||3.5 to 4.3 dry quarts / 3.85 to 4.74 dry liters in volume|
|Plants 2 - 4 Years Old|
|#2 Container||Ranges from||1.19 to 1.76 dry gallons / 5.24 to 7.75 dry liters in volume|
|#3 Container||Ranges from||2.32 to 2.76 dry gallons / 10.22 to 12.16 dry liters in volume|
|Plants 3 - 5 Years Old|
|#5 Container||Ranges from||2.92 to 4.62 dry gallons / 12.86 to 20.35 dry liters in volume|
|#7 Container||Ranges from||5.98 to 6.08 dry gallons / 26.34 to 26.78 dry liters in volume|
About Plant Sentry™
Plant Sentry is designed to protect both consumers and the nursery trade from invasive plant pests and diseases. Sites that display the Plant Sentry protection badge are protected from consumers buying and nurseries shipping material carrying invasive pests and diseases.
This proprietary eCommerce software prevents the shipment of a restricted plant to each state. The Plant Sentry system includes a shipment certification program. The Plant Sentry Compliance Officer works closely with NatureHills.com and each nursery or fulfillment center to ensure only compliant plants are sold to customers.
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To obtain a more accurate shipment time-frame, simply enter your zip code in the “Find Your Growing Zone” box to the right. Our plants are grown all over the country and lead time on items may be different because of this. Once your order is placed, you will also receive the specific shipment time-frame information as part of your order confirmation. Once an item ships, you will receive shipment notification and tracking numbers, so you can follow along while your plant travels to your doorstep.
Due to winter weather we have put a hold on shipping to the areas shown below in grey. You can still order now and we will ship the plant to you during an appropriate time for your zone.*If you have found your zone already, the table above will highlight your zone.
At Nature Hills we handle, package and ship the products you order with the utmost care to ensure healthy delivery. Shipping and handling charges are calculated based on the tables below. Please note that some items include an additional handling surcharge, these will be noted on the item's product page.
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Growing Zones 3-8
|Brand||Nature Hills Nursery|
|Botanical Name||Platycodon grandiflora 'Astra Double Blue'|
|Mature Height||8 - 10 inches|
|Mature Spread||6 - 8 inches|
|Soil Type||Widely adaptable|
|Sun Exposure||Full Sun, Partial Sun|