Joseph's Coat

Family: Amaranthaceae Vegetable

Velvety, jewel-toned leaves unfurl in a living tapestry of warm gold, rose, and deep crimson—Joseph’s Coat is a feast for the senses from the first tender harvest.

The foliage is pleasantly tender with a succulent bite and a mild, earthy sweetness that shines in fresh salads, quick sautés, and vibrant sauces. Grow it for bold color in the garden and for leafy greens that add striking beauty to every bowl.

Light: Full SunMaturity: 50 DaysHabit: Upright

Planting schedules and alerts are optimized for Columbus (Zone 6b).

Crop Dates

Milestone	Date
Start Indoors	Apr 4th
Last Frost	Apr 25th
Transplant / Sow Outdoors	Apr 25th
Harvest Begins	Jun 14th
Harvest Ends	Oct 16th

Crop Details

Trait	Value
Days to Maturity	50
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	40
Harden Off (days)	5

Culinary Notes

Chef's Note

Joseph’s Coat amaranth gives you tender, succulent greens with a gentle earthy sweetness—more “lush vegetable” than bitter leaf. It wilts fast and stays pleasantly unstringy, so it’s at its best when you treat it like spinach speed: quick heat, bright fat, and acid to keep the color and bite vivid.

Best Uses

raw salad with citrus vinaigrette—keeps its jewel-color and snaps
quick sauté in hot oil/garlic for 30–60 seconds so it stays glossy and not watery
wilt into sauces where it melts into the background—especially creamy or cheesy preparations
stir into warm grain bowls as a last-minute fold for color and fresh-herb aroma

Flavor Profile

mild earthy sweetness succulent, velvety leaf bite light peppery green finish tender under heat without getting stringy

Kitchen Pairings

lemon garlic olive oil feta butter parmesan

Frequently Asked Questions

What pest or disease commonly affects Amaranthus cruentus (Joseph’s Coat), and how can I control it?

A frequent issue is aphids, which cluster on new growth and can cause distorted leaves; rinse them off with a strong water jet and spot-treat with insecticidal soap if colonies persist. In wet, crowded conditions, fungal leaf spots can develop—water at the base, improve airflow by thinning plants to the recommended spacing, and remove heavily spotted leaves early to limit spread.

How often should I water Joseph’s Coat (Amaranthus cruentus) during active growth?

During the main growing phase, keep the top 1–2 in (2–5 cm) of soil consistently moist but not soggy. Water deeply about 1–2 times per week depending on heat, and only increase frequency if the soil dries faster than that—wilting mid-day followed by recovery is a sign you can wait one more day, while persistent wilting means you need water right away.

How do I know when Joseph’s Coat (Amaranthus cruentus) is ready to harvest?

Harvest around 45–55 days after sowing when the outer leaves are fully developed and tender, and the plant is still actively growing. For best quality, pick leaves in the morning and start with outer leaves first; the crop is typically ready for repeated leaf harvests over several weeks before the plants naturally slow down.