turmeric plant seeds Turmeric Seed, BLACK – The Farm On Central

turmeric plant seeds Turmeric Seed, BLACK – The Farm On CentralA Rare and Potent Heirloom Variety with Deep, Dark Rhizomes Black Turmeric (Curcuma caesia) is a rare and unique variety closely related to our Blue Turmeric but with a darker, deeper hued rhizome and a more compact size. Prized for its striking color, aromatic properties, and traditional medicinal uses, this turmeric is a must have for collectors, herbalists, and home growers looking to cultivate something truly special. While Black Turmeric shares

A Rare and Potent Heirloom Variety with Deep, Dark Rhizomes

Black Turmeric (Curcuma caesia) is a rare and unique variety closely related to our Blue Turmeric but with a darker, deeper-hued rhizome and a more compact size. Prized for its striking color, aromatic properties, and traditional medicinal uses, this turmeric is a must-have for collectors, herbalists, and home growers looking to cultivate something truly special.

While Black Turmeric shares many similarities with Blue Turmeric, its rhizomes are smaller and slightly darker, making it a visually stunning addition to any medicinal herb garden or tropical plant collection.

Quick Facts

• Scientific Name: Curcuma caesia
• Common Name: Black Turmeric
• Growing Zones: USDA Zones 7-11 (Grow in pots in cooler climates)
• Mature Size: 3 to 4 feet tall
• Rhizome Color: Dark blue-black, slightly smaller than Blue Turmeric
• Leaf Characteristics: Broad green leaves with deep purple undersides
• Sun Exposure: Partial shade to full sun
• Growth Habit: Fast-growing, perennial in warm climates

Growing Specifics

• Soil Preferences: Prefers rich, well-draining soil with high organic matter. A slightly acidic to neutral pH (5.5-7.0) is ideal.
• Water Requirements: Keep soil consistently moist but not waterlogged. Prefers high humidity and warm temperatures.
• Planting Instructions:
  • Download our planting guide- for germination, it may take up to 4 weeks to get sprouts, once dormancy breaks, grows quite quickly.  
  • In-ground: Plant plants 2-3 inches deep in well-prepared soil after the last frost.
  • Containers: Use a deep pot with well-draining soil for optimal growth in cooler zones.
• Fertilization: Benefits from regular feeding with a balanced organic fertilizer.
• Harvest Time: 8-10 months after planting, once leaves start to yellow and die back.

Uses & Benefits

✅ Traditional Medicinal Use: Historically used in Ayurvedic and folk medicine for its antioxidant and anti-inflammatory properties
✅ Unique Color & Aroma: Deep black-blue rhizomes with an earthy, slightly camphor-like scent
✅ Rare & Exotic: Hard to find and a prized addition to any herbalist’s collection
✅ Tropical Appeal: Lush foliage and striking rhizomes make it an ornamental showpiece
✅ Grow in Pots or In-Ground: Suitable for container gardening in colder climates

Special Notes

• Cold Climate Tip: If growing in zones below 7, overwinter indoors in a warm, sunny spot or use a greenhouse setup.
• Harvesting Tip: The rhizomes darken further as they cure after harvesting.
• Rare & Limited Supply: This variety is not widely available, making it a must-have for collectors and specialty growers.

Shipping Details

📦 Sold as rhizomes. Orders ship seasonally based on optimal planting times.

Full growing instructions included with order.