Red Rubin Basil (Ocimum basilicum 'Red Rubin'): Deep Purple Foliage for Ornamental and Culinary Use

Overview

'Red Rubin' is an improved selection of purple basil (Ocimum basilicum), with deep, glossy, reddish-purple leaves that hold their color better than older varieties. It combines ornamental drama with classic sweet basil flavor, though slightly more pungent.

Botanical Description

Upright annual 45–60 cm tall. Leaves are ovate, 5–8 cm long, deep purple (almost black in full sun), with a sweet, spicy basil aroma. Flowers are small, pinkish-white, in terminal spikes, appearing mid to late summer. Pinch flowers to prolong leaf production.

Taxonomy

Family:	Lamiaceae (lay-mee-AY-see-ee)
Genus:	Ocimum (OSS-ih-mum)
Species:	basilicum (bass-IL-ee-kum)
Cultivar:	'Red Rubin'

Growing Conditions

• Light: Full sun (essential for purple color).
• Soil: Rich, moist, well-drained.
• Water: Consistent moisture.
• Hardiness: Annual; frost-tender.

Uses

Culinary: Pesto (dramatic color), vinegars, oils, salads, garnish. Ornamental: Containers, edging, herb garden contrast. Pair with chartreuse or silver foliage. Note: Purple color fades when cooked.

Propagation

Easy from seed (true to type). Also from cuttings. Sow indoors 4–6 weeks before last frost; transplant after soil warms.