How to Grow Tampala Amaranth

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Tampala Amaranth

Amaranthus tricolor

vegetable

Tampala amaranth is a heat-loving leafy green vegetable prized for its tender, nutritious leaves and vibrant red or purple stems and veining. Originally cultivated in tropical regions, it thrives in warm weather and produces prolific foliage throughout the growing season. The plant is quick-growing, versatile, and packed with vitamins, minerals, and protein.

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Example Tampala Amaranth timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Tampala Amaranth

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Tampala Amaranth

    Around May 27

    ≈ 40 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Tampala Amaranth dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily; tolerates partial shade in extremely hot climates
💧
Water: Keep soil consistently moist but not waterlogged. Water deeply 2-3 times per week, increasing frequency in hot weather. Reduce watering as plants mature to prevent excessive lushness.
📏
Spacing: 6-12 inches
📅
Days to maturity: 40-60
🌱
Planting depth: 0.25 inches

Soil

Type: Well-draining loamy soil rich in organic matter
pH: 6.0-7.0
Amendments:
Compost Well-rotted manure Balanced organic fertilizer

Growing Zones

Find your zone →

Zones 5-11; performs best in warm climates but can be grown as a summer crop in cooler zones

3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b

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Growth Stages

1

Seedling

2-3 weeks

Tiny green shoots emerge with delicate cotyledons (seed leaves). First true leaves appear within 7-10 days, showing the characteristic amaranth leaf shape.

Keep soil moist but not soggy. Thin seedlings to proper spacing to reduce competition. Provide bright light to prevent leggy growth. Protect from cold temperatures.

2

Vegetative Growth

3-4 weeks

Plant develops multiple sets of true leaves with increasingly vibrant coloration (reds, purples, yellows depending on variety). Stems thicken and the plant becomes bushy. Leaf production accelerates.

Begin harvesting outer leaves once plant reaches 6-8 inches tall. Feed with balanced fertilizer every 2-3 weeks. Ensure consistent watering and maintain weed control.

3

Leaf Harvest Peak

3-6 weeks

Plant reaches full vigor with abundant colorful foliage. Leaves are tender and flavorful at this stage. Continued leafing out occurs if tips are not allowed to flower.

Harvest outer leaves regularly to encourage bushier growth and delay bolting. Remove flower buds as they form if you prefer leaf production. Continue regular watering and fertilizing.

4

Flowering (Optional)

2-4 weeks

If allowed to mature, plant produces tall flower spikes with dense clusters of small reddish or golden flowers. Seeds develop for saving.

Allow some plants to flower if you wish to collect seeds. Tie up tall plants to prevent wind damage. Harvesting ceases as energy shifts to seed production.

5

Seed Production

3-4 weeks

Flower heads dry and develop thousands of small, shiny seeds. Seed heads turn tan or dark brown. Plant may decline as energy is expended.

Allow heads to fully dry on plant if possible. Cut seed heads and dry indoors in paper bags. Store seeds in cool, dry conditions for next season.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Fennel Parsnip Carrot Brassicas

Common Pests

  • Spray with strong water jet to dislodge; apply insecticidal soap or neem oil; encourage beneficial insects like ladybugs

  • Increase humidity with regular misting; spray with water; apply neem oil or sulfur dust in hot, dry weather

  • and

    Hand-pick insects; use Bacillus thuringiensis (Bt) spray; allow birds and parasitoid wasps to control populations

  • Use yellow sticky traps; spray with insecticidal soap or neem oil; encourage natural predators

  • Remove affected leaves; spray with neem oil; use row covers on young plants

Uses

🍳

Leafy Green Vegetable

Culinary

Tampala leaves are tender, slightly sweet, and nutrient-dense. They can be steamed, sautéed, added to curries, soups, stir-fries, or eaten raw in salads when young. The colorful stems add visual appeal to dishes. [source]

🍳

Grain Substitute

Culinary

Amaranth seeds can be popped like popcorn, ground into flour, or cooked as a gluten-free grain. Seeds are high in complete protein and amino acids, making them valuable for vegetarian and vegan diets. [source]

💊

Nutritional Supplement

Medicinal

Amaranth leaves are rich in vitamins A, C, and K, along with calcium, iron, and magnesium. Traditionally used in tropical cultures to address malnutrition and support overall health. [source]

🍳

Traditional Asian & African Cuisine

Culinary

Tampala is a staple leafy green in Indian, African, and Caribbean cooking. Commonly prepared with garlic, spices, and coconut oil in traditional recipes. [source]

🏠

Natural Dye Source

Household

The red and purple pigments in amaranth leaves and stems can be extracted to create natural dyes for fabrics and crafts. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Begin harvesting outer leaves once the plant reaches 6-8 inches tall, typically 30-40 days after planting. Pinch off the top 2-3 inches of growth to encourage bushiness and prevent early flowering. Continue harvesting regularly—the more you pick, the more the plant produces. Harvest leaves in the morning when they're crisp and full of moisture. In cooler climates, do final harvest before the first frost. Entire plant can be harvested at once if desired, or cut plants 2-3 inches above soil for regrowth.

Fun Facts

  • 🌱 Tampala amaranth was a sacred crop of the Aztecs and was used in religious ceremonies; it remains a culturally significant food in Mexico and Central America.
  • 🌱 Amaranth is one of the few plant-based foods that contains all nine essential amino acids, earning it the title 'superfood' in modern nutrition circles.
  • 🌱 A single amaranth plant can produce up to 60,000 seeds, making it an incredibly prolific and reliable crop for seed-saving gardeners.

Gardening Terms

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