Hoary Mock Orange

Philadelphus pubescens

Also known as: Gattinger's Mock Orange

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Hydrangeaceae
Genus:
Philadelphus
Species:
Philadelphus pubescens

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Shrub
Height:
20-40 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
mar, apr, may, jun, jul, aug
Bloom Colors:
White, Yellow
Landscaping Shrub:
Yes

Native Range

United States: Alabama, Arkansas, Connecticut, Georgia, Iowa, Illinois, Kentucky, Louisiana, Massachusetts, Maryland, Missouri, Mississippi, New York, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, Wyoming, Canada: Ontario

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.5 (slightly acidic to neutral)
Drainage:
good drainage preferred
Moisture:
consistently moist
Notes:
native to forested areas with organic matter

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: OpenAI GPT-4o