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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.

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Deutzia5 Fendlera2 Fendlerella1
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Bifid hydrangea Hydrangea bifida Blue Hydrangea Hydrangea caerulea Bracted hydrangea Hydrangea involucrata Broussaisia Broussaisia Bush anemone Carpenteria californica California mock orange Philadelphus californicus Carpenteria Carpenteria Caucasian mock-orange Philadelphus caucasicus Chinese Decumaria Decumaria sinensis Climbing hydrangea Hydrangea petiolaris Coulter's mock-orange Philadelphus coulteri Cymose mock-orange Philadelphus cymosus Decumaria Decumaria Decumaria barbara Decumaria barbara Deutzia Deutzia 5 items Deutzia candida Deutzia candida Deutzia carnea Deutzia carnea Deutzia chunii Deutzia chunii Deutzia corymbosa Deutzia corymbosa Deutzia discolor Deutzia discolor Deutzia elegantissima Deutzia elegantissima Deutzia excellens Deutzia excellens Deutzia glabrata Deutzia glabrata Deutzia globosa Deutzia globosa Deutzia glomeruliflora Deutzia glomeruliflora Deutzia grandiflora Deutzia grandiflora Deutzia hybrids Deutzia hybrids Deutzia kalmiiflora Deutzia kalmiiflora Deutzia lemoinei Deutzia lemoinei Deutzia longifolia Deutzia longifolia Deutzia magnifica Deutzia magnifica Deutzia maliflora Deutzia maliflora Deutzia maximowicziana Deutzia maximowicziana Deutzia mollis Deutzia mollis Deutzia monbeigei Deutzia monbeigei Deutzia monbeigii Deutzia monbeigii Deutzia myriantha Deutzia myriantha Deutzia ningpoensis Deutzia ningpoensis Deutzia paniculata Deutzia paniculata Deutzia parviflora Deutzia parviflora Deutzia pulchra Deutzia pulchra Deutzia reflexa Deutzia reflexa Deutzia rehderiana Deutzia rehderiana Deutzia rubens Deutzia rubens Deutzia scabra Deutzia candelabra Deutzia setchuenensis Deutzia setchuenensis Deutzia sieboldiana Deutzia sieboldiana Deutzia staminea Deutzia staminea Deutzia uniflora Deutzia uniflora Deutzia vilmorinae Deutzia vilmorinae Deutzia wilsonii Deutzia wilsonii Dichroa Dichroa Dichrohydrangea Dichroa x Hydrangea Fendlera Fendlera 2 items Fendlerella Fendlerella 1 item Fuzzy deutzia Deutzia scabra Hairy mock orange Philadelphus hirsutus Hairy mock orange Philadelphus incanus Heartleaf mock orange Philadelphus cordifolius Himalayan hydrangea Hydrangea heteromalla

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