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Hydrangea paniculata
Hydrangea paniculata
Hydrangea paniculata
Hydrangea paniculata

Hydrangea paniculata

TAXONOMY

FamilyHydrangeaceae
GenusHydrangea
Zone3

ABOUT

Hydrangea paniculata, commonly known as Panicle Hydrangea, is a deciduous shrub or small tree native to southern and eastern China, Korea, Japan, and Russia. It is known for its large, conical flower heads that can change color based on soil pH. This plant is popular in temperate climates and can grow up to 15 feet tall. It has a dormancy period during the winter months.

ALSO KNOWN AS

Butterfly Bush
Grand Baume
John Charles
John Charles-Weed
Heteromalla paniculata
Heteromalla paniculata f. debilis
Heteromalla paniculata f. grandiflora
Heteromalla paniculata f. velutina
Hydrangea kamienskii
Hydrangea paniculata f. velutina
Hydrangea paniculata var. debilis
Hydrangea paniculata var. velutina
Hydrangea sachalinensis
Hydrangea schindleri
Hydrangea verticillata
Panicled hydrangea
Panicle hydrangea
Peegee hydrangea

OVERVIEW

WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature20° C
Humidity60%
Dormancy3 Months
pH6
Pressure1,013 mbar

DETAILS

Care Instructions
Panicle Hydrangea requires bright, indirect light and thrives in moderate temperatures. It prefers high humidity and should be watered regularly to keep the soil evenly moist. This plant can tolerate some drought but performs best with consistent moisture. It is best suited for outdoor growth in temperate climates.
Soil
Hydrangea paniculata prefers well-draining loamy soil that is rich in organic matter. The soil should be kept evenly moist but not waterlogged. A slightly acidic to neutral pH is ideal for this plant.
Fertilizer
Use a balanced fertilizer with an N-P-K ratio of 10-10-10. Fertilize the plant in early spring and again in mid-summer to promote healthy growth and abundant flowering.
Repotting
Repotting is generally not necessary for outdoor plants, but if grown in a container, repot every 2-3 years. Choose a pot that is slightly larger than the current one and ensure it has good drainage. Repot in early spring before new growth begins.
Propagation
Hydrangea paniculata can be propagated through softwood cuttings taken in late spring or early summer. Cut a 4-6 inch section of new growth, remove the lower leaves, and plant it in a well-draining soil mix. Keep the cutting moist and in indirect light until roots develop.
Pruning
Prune Panicle Hydrangea in late winter or early spring before new growth starts. Remove any dead or damaged wood and thin out crowded branches to improve air circulation. This will encourage healthy growth and abundant flowering.
Toxicity
Hydrangea paniculata is toxic to pets and humans if ingested. All parts of the plant contain cyanogenic glycosides, which can cause symptoms such as vomiting, diarrhea, and lethargy. Keep this plant out of reach of children and pets.
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