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Hydrangeaceae

The Hydrangeaceae family encompasses a group of woody plants and shrubs that are significant in ornamental agriculture and the nursery industry. These plants are widely valued for their voluminous inflorescences and varied forms, ranging from climbing vines to robust deciduous shrubs.

Main sections

Hydrangea27 Mock orange9 Jamesia1 Pileostegia1 Platycrater1 Whipplea1
113 sections

What the section contains

Himalayan mock orange Philadelphus triflorus Hybrid deutzia Deutzia hybrida Hybrid Hydrangea Hydrangea hybrids Hydrangea Hydrangea L. 27 items Hydrangea ampla Hydrangea ampla Hydrangea fauriei Hydrangea fauriei Hydrangea hirta Hydrangea hirta Hydrangea serratifolia Hydrangea serratifolia Jamesia Jamesia 1 item Kirengeshoma Kirengeshoma Korean Deutzia Deutzia coreana Lemoine Mock Orange Philadelphus lemoinei Long-stalked hydrangea Hydrangea longipes Mock orange Philadelphus L. 9 items Mock orange Philadelphus congestus Mock orange Philadelphus dasycalyx Mock orange Philadelphus floridus Mock orange Philadelphus insignis Mock orange Philadelphus intectus Mock orange Philadelphus maximus Mock orange Philadelphus tenuifolius Mock orange (Philadelphus pubescens) Philadelphus pubescens Mock orange hybrid Philadelphus hybrids Mock Orange Monstrosus Philadelphus monstrosus Mock orange penduliformis Philadelphus penduliformis Peking mock orange Philadelphus pekinensis Philadelphus brachybotrys Philadelphus brachybotrys Philadelphus falconeri Philadelphus falconeri Philadelphus kansuensis Philadelphus kansuensis Philadelphus karwinskyanus Philadelphus karwinskyanus Philadelphus laxiflorus Philadelphus laxiflorus Philadelphus polyanthus Philadelphus polyanthus Philadelphus splendens Philadelphus splendens Philadelphus subcanus Philadelphus subcanus Philadelphus tomentosus Philadelphus tomentosus Pileostegia Pileostegia 1 item Platycrater Platycrater 1 item Purple mock orange Philadelphus purpurascens Purple-spotted mock orange Philadelphus purpureo-maculatus Satsuma mock orange Philadelphus satsumanus Satsumi mock orange Philadelphus satsumi Scentless mock-orange Philadelphus inodorus Schneider's Deutzia Deutzia schneideriana Shikoku mock-orange Philadelphus shikokianus Shrenk's mock-orange Philadelphus schrenkii Silk-calyx mock orange Philadelphus sericanthus Silver-cup mock orange Philadelphus argyrocalyx Snow mock orange Philadelphus nivalis Taiwan deutzia Deutzia taiwanensis Whipplea Whipplea 1 item White Deutzia Deutzia albida Willow-leaf mock orange Philadelphus salicifolius Yellow waxbells Kirengeshoma palmata

Hydrangeaceae

Originating primarily in East Asia and the Americas, these plants have evolved in moist, sheltered environments. Their natural habitat influences modern cultivation strategies, which emphasize the importance of protecting the plants from harsh, direct sunlight and maintaining consistently moist, well-draining soil conditions.

Botanically, members of the Hydrangeaceae family are characterized by opposite leaves and inflorescences containing both fertile and infertile flowers. The infertile flowers, which feature enlarged, petal-like sepals, serve to attract pollinators and define the visual appeal of the cultivars, making them a staple in commercial landscape design.

Successful production of this culture requires careful management of substrate pH, especially for species sensitive to aluminum availability. In professional settings, growers adjust acidity to modify flower color, while also ensuring that the substrate provides sufficient organic matter to sustain vigorous growth throughout the season.

Commercial horticultural practices focus on optimizing flower yield and plant vigor while managing common biotic and abiotic stresses. Key issues include:

  • Iron chlorosis resulting from high pH soil conditions
  • Powdery mildew triggered by poor air circulation
  • Aphid and mite infestations during dry, warm weather
  • Botrytis blight (grey mold) in excessively humid production environments