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Platycodon grandiflorus Astra Blue (72 plugs per tray)

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Product Code: 3395
Availability: Ships in Spring 2023
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Platycodon grandiflorus Astra Blue  (72 plugs per tray)


Platycodon grandiflorus Astra Blue (72 plugs per tray)

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Cornflower-blue, star-shaped blooms open from balloon-like "inflated" buds. Flowering begins in late spring and continues for up to two months.

  Tray Size: 72 plants
  Common Name: Balloon Flower
  USDA Hardiness Zone: 4 - 9
  Mature Height: 12 inches
  Color: Blue
  Exposure: Full Sun to Part Shade

Plugs per Tray 72. Depth 2.35". Volume (max. dry) cubic inches: 2.23
Recommended Finish Size: 1 gallon
Growing Media: Well-draining commercial media
Growing Temperature: 65-75 F (days) 55-65 F (nights)
Soil PH: 5.8-6.2
Soil EC: 1.8-2.2
Finish Time for Spring Sale: 6 - 8 weeks
Growing Info: Pinching not required.
Fertilizing: Constant liquid feed at low levels of 100 - 150 ppm N
Moisture Level: Grow plants on the dry side.
Watch for Pest and Disease: Aphids, spider mites, whiteflies
Vernalization Requirements: Not required.
Supplemental Lighting: None required.
Growth Regulators: Generally, not needed.
Day Length: Day Neutral
Other: None


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