Annual clary

Annual clary (Salvia viridis L.), also known as orval, belongs to the Lamiaceae family. It is an annual herbaceous plant widely recognized for its vibrant, colored bracts that top the flower spikes, making it a significant crop in specialized floriculture and ornamental production.

The native habitat of this species stretches across the Mediterranean region, extending into Western Asia and North Africa. It has been successfully introduced into various global agricultural systems, thriving in regions with Mediterranean-type climates, characterized by warm, dry summers and mild, wet winters.

Botanically, the plant features erect, glandular-hairy stems growing to a height of 30 to 60 centimeters. The foliage is typically rugose, ovate, and aromatic. The true flowers are relatively small, while the showy, brightly colored bracts (shades of pink, purple, or white) provide the plant's distinctive aesthetic value.

Cultivation requires well-drained, sandy-loam or calcareous soils with a neutral pH. As a drought-tolerant species, it performs best in full sun exposure. It is crucial to manage irrigation carefully, as excessive water retention in the soil frequently leads to root rot and may encourage the proliferation of fungal pathogens like downy mildew.

From an agricultural standpoint, Salvia viridis is primarily cultivated for the dried flower industry. Its bracts retain their color for long periods after harvesting and air-drying. The crop also serves as a beneficial plant in integrated pest management systems, acting as a nectar source that supports pollinator populations in proximity to other agricultural crops.

• Prefers sunny locations and well-aerated soil substrates.
• Excellent resistance to high temperatures and water deficit.
• Susceptible to aphids and spider mites during periods of high humidity.
• Minimal fertilization is required for successful growth.