Reference · Crops

Violaceae

The Violaceae family comprises a diverse group of herbs and shrubs, widely recognized in horticulture and commercial floriculture. The genus Viola is the most significant from an agricultural perspective, serving as a primary crop for seasonal landscaping and indoor plant production due to its high market demand.

173 sections

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Marsh violet Viola palustris Melicytus Melicytus 8 items Mountain violet Viola oreades Muehldorf violet Viola muehldorfii Northern white violet Viola pallens Nuttall's violet Viola nuttallii Pale heath violet Viola lactea Patrin's violet Viola patrinii Philippine violet Viola philippica Pine violet Viola lobata Pirin violet Viola perinensis Poet's violet Viola poetica Pombalia Pombalia 1 item Prairie violet Viola pedatifida Purple violet Viola purpurea Pyrenean violet Viola pyrenaica Radde's violet Viola raddeana Rhodope violet Viola rhodopeia Rinorea Rinorea 10 items Rinorea angustifolia Rinorea angustifolia Rivin's violet Viola riviniana Ross's Violet Viola rossii Rough violet Viola scabra Round-leaved violet Viola rotundifolia Sakhalin violet Viola sacchalinensis Selkirk's violet Viola selkirkii Seven-lobed violet Viola septemloba Showy violet Viola betonicifolia Sikkim violet Viola sikkimensis Silver violet Viola argenteria Single-flower violet Viola uniflora Smooth yellow violet Viola glabella Spotted violet Viola maculata Spur violet Viola calcarata Sweet violet Viola fragrans Teesdale violet Viola rupestris Thick-leaved violet Viola crassiuscula Thomson's violet Viola thomsonii Three-veined violet Viola trinervata Tree violet Viola arborescens Turkestan violet Viola turkestanica Valderia Violet Viola valderia Variegated violet Viola variegata Viola accrescens Viola accrescens Viola acuminata Viola acuminata Viola aetolica Viola aetolica Viola allchariensis Viola allchariensis Viola ambigua Viola ambigua Viola brevistipulata Viola brevistipulata Viola bulbosa Viola bulbosa Viola cazorlensis Viola cazorlensis Viola crassa Viola crassa Viola cryana Viola cryana Viola declinata Viola declinata Viola delphinantha Viola delphinantha Viola demetria Viola demetria Viola dissecta Viola dissecta Viola elatior Viola elatior Viola elegantula Viola elegantula Viola eminii Viola eminii

Violaceae

Originally found in temperate regions across the globe, these plants have adapted to various environments. The cultivation range is extensive, spanning from domestic gardens to specialized large-scale greenhouse facilities that provide year-round supply for the floral industry.

Botanically, plants in this family are characterized by their simple leaves and distinctive spurred flowers. Their root systems are generally shallow and sensitive to extreme soil conditions, which requires precise irrigation management to maintain optimal health and flowering rates throughout the growing season.

Cultivation practices demand well-drained, nutrient-rich soil with a pH balance between 5.5 and 6.5. Consistent moisture is vital; however, overwatering must be avoided to prevent root rot. Proper spacing is essential to ensure adequate airflow, which is the primary defense against the development of common pathogenic diseases in the canopy.

Economically, the family is utilized for ornamental purposes and the extraction of essential oils for the perfume industry. Effective management involves a proactive approach to potential threats:

  • powdery mildew
  • root rot pathogens
  • aphids
  • spider mites