Placement Outdoor Sun Exposure Full to Partial (3-6 hours of morning sunlight daily) Ideal Temperature 10 to 35° Celsius Min-Max Temperature -15 to 38° Celsius Soil Type Loamy soil balanced mix of sand, silt, and clay compost, leaf mold, and well-rotted manure (Well drain, moisture-retentive soil) Soil pH Hydrangea flower color can change based on soil pH. Slightly acidic to neutral soils (between 6.5 and 7.5)
