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Reference · Crops

Proteaceae

The Proteaceae family comprises a vast group of evergreen shrubs and trees recognized for their exceptional diversity of inflorescences and high ornamental value. In an agricultural context, this crop is primarily known for the genus Protea, which serves as a commercially vital object in floriculture for the production of premium-grade cut flowers.

Main sections

Grevillea45 Grevillea27 Hakea16 Helicia11 Banksia5 Adenanthos3 Alloxylon3 Aulax3 Finschia3 Isopogon3 Dryandra2 Hakea2 Athertonia1 Beauprea1 Beaupreopsis1 Brabejum1 Buckinghamia1 Cardwellia1 Conospermum1 Faurea1
120 sections

What the section contains

Adenanthos Adenanthos 3 items Adenanthos Adenanthos hybrids Alloxylon Alloxylon 3 items Angola sugarbush Protea angolensis Ashby's Banksia Banksia ashbyi Athertonia Athertonia 1 item Aulax Aulax Berg Aulax Aulax 3 items Banksia Banksia 5 items Banksia Banksia formosa Banksia aquilonia Banksia aquilonia Banksia baueri Banksia baueri Banksia baxteri Banksia baxteri Banksia dentata Banksia dentata Banksia ericifolia Banksia ericifolia Banksia goodii Banksia goodii Banksia hybrids Banksia hybrids Banksia media Banksia media Banksia menziesii Banksia menziesii Banksia oblongifolia Banksia oblongifolia Banksia ornata Banksia ornata Banksia plagiocarpa Banksia plagiocarpa Banksia plumosa Banksia plumosa Banksia polycephala Banksia polycephala Banksia praemorsa Banksia praemorsa Banksia prionotes Banksia prionotes Banksia pulchella Banksia pulchella Banksia saxicola Banksia saxicola Beauprea Beauprea 1 item Beaupreopsis Beaupreopsis 1 item Blechnum-leaf banksia Banksia blechnifolia Brabejum Brabejum 1 item Buckinghamia Buckinghamia 1 item Bull banksia Banksia grandis Burdett's banksia Banksia burdettii Cardwellia Cardwellia 1 item Coast Banksia Banksia littoralis Conospermum Conospermum 1 item Crown protea Protea coronata Dryandra Dryandra 2 items Dwarf sugarbush Protea nana Embothrium Embothrium Embothrium coccineum Embothrium coccineum Euplassa Euplassa Euplassa isernii Euplassa isernii Euplassa pinnata Euplassa pinnata Faurea Faurea 1 item Finschia Finschia 3 items Fletcher's conebush Isopogon fletcheri Gevuina Gevuina 1 item Grevillea Grevillea R. Br. corr. R. Br. 45 items Grevillea Grevillea 27 items Hakea Hakea Schrad. 2 items Hakea Hakea 16 items Helicia Helicia 11 items Heliciopsis Heliciopsis 1 item Hill Banksia Banksia collina Isopogon Isopogon R. Br. 3 items Isopogon anethifolius Isopogon anethifolius Knightia Knightia 1 item

Proteaceae

The native range of most species in this family is in the Southern Hemisphere, particularly the Cape region of South Africa and Australia. The cultivation area spans regions with a mild Mediterranean climate where the risk of heavy frost is minimal, as most representatives are highly sensitive to low temperatures and excessive soil moisture during the winter period.

Botanically, these plants possess tough, leathery leaves and a unique root system known as proteoid roots. These roots form dense clusters that allow the plant to efficiently absorb phosphorus even from extremely nutrient-poor, acidic soils. The flowers are arranged in large head-like inflorescences, often surrounded by brightly colored bracts that are frequently mistaken for the flower itself.

Cultivation requires strict adherence to irrigation regimes and soil composition. Proteaceae are extremely intolerant to high-phosphorus soils, as this can lead to phosphorus toxicity via the root system. They prefer well-drained, sandy, or rocky substrates with an acidic pH (between 5.0 and 6.0) and excellent aeration in the root zone to prevent decay.

Primary utilization includes commercial flower production for cut flowers and landscape design in warmer climatic zones. A significant challenge in cultivation is the management of root rot caused by Phytophthora fungi, as well as common pests like spider mites and mealybugs, which require diligent monitoring and professional integrated pest management practices.