Hosta – Humpback Whale
Giant dome of large, heart-shaped leaves. Blue-green leaves. Near white flowers.
Best in partial to full shade. Prefers moist, organic soils. Easy to grow and very adaptable.
Maintenance Category Easy
Water Category Average
Flower Form Border Plant, Specimen or Focal Point
Soil Fertility Average Soil, Fertile Soil
Soil PH Category Acidic Soil, Neutral Soil
pH B - pH 5.8 - 6.2, C - pH 6.0 - 6.5
EC (2:1 Extraction Method) 0.6 - 0.9
Fertilization 50 - 100
Light Requirements Low
Water Requirements Moderate to Moist
Rooting Out Temperature 60 - 65° Fahrenheit
Growing On Temperature 55 - 60° Fahrenheit
Holding Temperature 40 - 50° Fahrenheit
Planting and Timing Information
Late Spring through Fall Finish. 1 ppp for all pot sizes. Plant either in spring or early to mid summer. Late summer and fall planting often does not allow for sufficient root establishment.
Finishing Times [weeks]
4-5" and Quart Pot : 6-8
6" and Gallon Pot : 8-10
7-9" Pot : 8-10
10-12" and Two Gallon Pot : 20-52
Pinching and Growth Regulators
No pinching or growth regulators needed.
Pest and Disease Management
General pest and disease practices as listed in notes. Slugs can be problematic during the growing season. Mice and voles can be an issue during winter months in over-wintering structures. Under normal conditions with good cultural practices Hosta is a trouble free crop.
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