Ericaceae
Ericaceae is a diverse family of flowering plants commonly known as the heath or heather family, which includes economically significant crops such as blueberries, cranberries, and huckleberries. These plants are typically characterized by their ability to thrive in nutrient-poor, acidic environments, making them unique within agricultural systems.
What the section contains
Lyonia
Lyonia
6 items
Macabe rhododendron
Rhododendron macabeanum
Macleania
Macleania
Madden's Rhododendron
Rhododendron maddenii
Many-flowered rhododendron
Rhododendron floribundum
Manzanita
Arctostaphylos manzanita
Maries rhododendron
Rhododendron mariesii
Marsh Labrador tea
Rhododendron tomentosum
Martin rhododendron
Rhododendron martinianum
Menziesia
Menziesia
6 items
Milk rhododendron
Rhododendron galactinum
Milk rhododendron
Rhododendron lacteum
Monotropastrum
Monotropastrum
1 item
Moss heather
Cassiope lycopodioides
Mountain rhododendron
Rhododendron oreodoxa
Mountain Rhododendron
Rhododendron oreotrephes
Moupin rhododendron
Rhododendron moupinense
Nevada manzanita
Arctostaphylos nevadensis
Nippon rhododendron
Rhododendron nipponicum
Nuttall's rhododendron
Rhododendron nuttallii
Oblong-leaf azalea
Rhododendron oblongifolium
Oconee azalea
Rhododendron flammeum
Oldham's blueberry
Vaccinium oldhamii
Oldham's rhododendron
Rhododendron oldhamii
One-flowered wintergreen
Moneses
1 item
Oriental strawberry tree
Arbutus andrachnoides
Orphanidesia
Orphanidesia
1 item
Orthilia secunda
Orthilia
1 item
Oval-leaf blueberry
Vaccinium ovalifolium
Parry manzanita
Arctostaphylos parryana
Parry's rhododendron
Rhododendron parryae
Pernettya
Pernettya
10 items
Phyllodoce
Phyllodoce
Phyllodoce empetriformis
Phyllodoce empetriformis
Phyllodoce intermedia
Phyllodoce intermedia
Phyllodoce nipponica
Phyllodoce nipponica
Phyllodoce tsugifolia
Phyllodoce tsugifolia
Phyllothamnus
Phyllothamnus
1 item
Piedmont azalea
Rhododendron canescens
Pieris
Pieris D. Don
3 items
Pieris
Pieris
4 items
Pinkshell azalea
Rhododendron vaseyi
Pinxterbloom azalea
Rhododendron periclymenoides
Plum-leaved azalea
Rhododendron prunifolium
Pontic rhododendron
Rhododendron superponticum
Prostrate rhododendron
Rhododendron prostratum
Przewalski rhododendron
Rhododendron przewalskii
Purple crowberry
Empetrum atropurpureum
Purple epacris
Epacris purpurascens
Racemose rhododendron
Rhododendron racemosum
Red crowberry
Empetrum rubrum
Red huckleberry
Vaccinium parvifolium
Reddish rhododendron
Rhododendron hyperythrum
Reunion heath
Erica reunionensis
Rhododendron
Rhododendron L.
16 items
Rhododendron
Rhododendron laticostum
Rhododendron adenogynum
Rhododendron adenogynum
Rhododendron adenophorum
Rhododendron adenophorum
Rhododendron adenopodum
Rhododendron adenopodum
Rhododendron aganniphum
Rhododendron aganniphum
Ericaceae
The origin and distribution of Ericaceae span across almost all continents, with a high concentration of species found in North America, Europe, and Asia. In agricultural practice, they are often cultivated in regions with acidic soil profiles and cool temperate climates, where they can be effectively managed as orchard or field crops.
Botanically, Ericaceae plants are defined by their reliance on ericoid mycorrhiza—a symbiotic association with fungi that allows them to absorb nutrients from soils that would otherwise be insufficient for other crops. Their foliage is often leathery and evergreen, and their flowers usually have a distinct bell shape, which serves as a specialized mechanism for pollination.
The agrotechnical requirements for Ericaceae are highly specific, centering on a soil pH between 3.5 and 5.0. They require well-draining substrates, typically rich in organic matter like peat moss. Irrigation must be managed with soft water, as minerals such as calcium and magnesium can significantly alter the soil chemistry and negatively impact plant health.
- Monitor soil acidity regularly.
- Ensure excellent drainage to prevent root rot.
- Use mulching to maintain soil moisture and temperature.
- Implement integrated pest management for aphids and mites.
Commercial utilization of Ericaceae focuses heavily on berry production for the fresh fruit and processing industries. Furthermore, the ornamental value of rhododendrons and heathers is immense in landscaping. Common threats include fungal diseases like Botrytis and Phytophthora, which necessitate strict hygiene and preventive fungicide applications in commercial plantings.