How to Grow Golden Amaranth Red Head
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Golden Amaranth Red Head
Amaranthus hypochondriacus
vegetableGolden Amaranth Red Head is a striking ornamental and edible grain amaranth with vibrant crimson-red flower heads that mature to deep burgundy. The plant produces highly nutritious grain and edible leaves rich in protein, fiber, and essential amino acids. It combines ornamental beauty with practical food production, making it ideal for both decorative gardens and homesteading.
When should you plant Golden Amaranth Red Head in your zone?
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Example Golden Amaranth Red Head timeline · Pittsburgh, PA (Zone 6b)
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Plant Golden Amaranth Red Head
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Golden Amaranth Red Head
Around Jul 16≈ 90 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Golden Amaranth Red Head dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-10; heat-loving annual that performs exceptionally well in warm climates
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Seedling
2-3 weeksTiny seed germinates into a delicate seedling with cotyledons and first true leaves appearing. Growth is initially slow.
Keep soil consistently moist but not waterlogged. Provide bright light. Thin seedlings to 12-inch spacing when 2-3 inches tall. Protect from cold temperatures below 50°F.
Vegetative Growth
4-6 weeksPlant develops robust stems and increasingly larger, lance-shaped green leaves. Stems may show reddish tones. Plant grows vigorously upward, reaching 3-5 feet tall.
Thin to final spacing if not done earlier. Water regularly during dry spells. Monitor for pests. Apply balanced fertilizer mid-season or use compost top-dressing. Support tall plants in windy locations if needed.
Flower/Head Development
3-4 weeksTerminal flower head begins forming at the top of the plant, initially appearing greenish then transitioning to bright red and deepening to burgundy. Side branches may develop smaller heads.
Reduce nitrogen fertilizer to encourage flowering rather than excess foliage. Maintain consistent moisture. The distinctive red coloring intensifies with cooler nights and full sun exposure. Watch for pests attracted to developing seed.
Maturation and Grain Development
4-6 weeksFlower heads fully mature to deep burgundy-red with developing seeds visible. Heads become heavier and may bow slightly. Leaves may yellow as plant prioritizes grain development.
Reduce watering as plant begins senescence. Allow heads to mature fully on the plant for maximum grain development. Stop fertilizing. Plant will draw nutrients from leaves to fill seeds.
Harvest Ready
Variable; ready 90-120 days after plantingHeads are fully colored (deep burgundy-red), seeds are hard and cannot be dented with a fingernail, and leaves have largely yellowed. Entire plant appears desiccated.
Do not harvest until seeds are fully mature and hard. If frost threatens before maturity, cut entire plant and hang upside down indoors to finish drying. Handle carefully as ripe seeds fall readily when disturbed.
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Hand-pick affected leaves; use insecticidal soap spray; encourage parasitic wasps; spinosad as organic option
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Row covers on young plants; neem oil; diatomaceous earth; remove nearby wild amaranth and pigweed hosts
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Remove infested leaves; reflective mulch; spinosad spray; avoid overhead watering
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Cutworm collars around seedlings; diatomaceous earth around base; remove plant debris; encourage ground beetles
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Strong water spray to dislodge; insecticidal soap; neem oil; encourage beneficial insects (ladybugs, lacewings)
Uses
Nutritious Grain Staple
CulinaryThe mature seeds are an ancient grain packed with complete protein containing all nine essential amino acids, making it ideal as a cereal grain, flour base, or popped grain snack. It can be used like quinoa or ground into nutrient-dense flour for baking. [source]
Leafy Green Vegetable
CulinaryYoung leaves are edible raw in salads or cooked like spinach, with a mild, slightly sweet flavor. Leaves are rich in vitamins A, C, and K, plus minerals like iron and calcium. [source]
Traditional Nutritional Support
MedicinalAmaranth has been used in traditional medicine and indigenous cultures for centuries as a strengthening food believed to support overall vitality, digestion, and nutritional status. Modern analysis confirms its exceptional nutrient density. [source]
Natural Dye Production
HouseholdThe vibrant red pigments in the flower heads and some varieties can be extracted and used as a natural dye for textiles and crafts, producing shades of red and burgundy. [source]
Bird and Pollinator Support
WildlifeThe abundant seeds attract finches, sparrows, and other seed-eating birds, while the tall plant provides shelter. Flowers attract pollinators and beneficial insects. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
For grain: Wait until heads are fully mature (deep burgundy), seeds are hard and cannot be dented with fingernail (typically 90-120 days). Cut entire heads or strip seeds directly into a container. Hang heads upside down over a cloth indoors for final drying (2-3 weeks) before threshing seeds out. Dry seeds should contain about 10% moisture for storage. For leaves: Harvest outer leaves continuously once plant is 6-8 inches tall; young leaves are most tender and nutritious. Pick in early morning for best flavor and texture.
Fun Facts
- 🌱 Golden Amaranth Red Head is descended from the sacred grain of the Aztecs, who valued it as much as corn and beans; it was even used in religious ceremonies and as a food staple for warriors.
- 🌱 The plant's name 'amaranth' comes from the Greek word 'amarantos,' meaning 'unfading,' because the distinctive red flower heads retain their vibrant color even when dried, lasting indefinitely in arrangements.
- 🌱 A single amaranth plant can produce over 60,000 seeds—making it one of the most productive grain crops per plant, though labor-intensive to harvest without mechanization.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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