Sour Goosefoot, Wild tampala

amaranthus dubius

Also known as: ["Wild tampala","Sour goosefoot"]

Family: Amaranthaceae Genus: Amaranthus Category: Herbs & Weeds

Overview

Amaranthus dubius is an annual herbaceous plant known for its edible leaves and stems, often used in traditional cuisines.

Benefits & Perks

["edible fruits","drought tolerant","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Caryophyllales
Family: Amaranthaceae
Genus: Amaranthus
Botanical Name: Amaranthus dubius

Plant Characteristics

Basic Information
  • Category: Herbs & Weeds
  • Suitable Location: outdoor garden bed in a warm, sunny area or container in a sheltered spot
  • Suitable For:
    Beginners Busy People (low Maintenance) Edible Gardeners Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"15–35°C"}
  • Hardiness: {"zones":"9–11"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining, loamy soil with organic matter; can tolerate poor soils.
Maintenance Level
  • Maintenance Level: low
  • Toughness Level: high
  • Pruning Frequency: As needed; lightly prune throughout the growing season.
  • Pruning Intensity: Light to moderate; avoid removing more than one-third of the plant at once.
Care Details

Ideal Sunlight Coverage:
Full sun (6–8 hours/day); tolerates partial shade in hot climates.

Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh afternoon sun in hot regions; ensure good air circulation to prevent fungal issues.

Warning Signs: Yellowing leaves, root rot, or stunted growth indicate poor soil or drainage conditions.

Care Requirements

Care Difficulty
easy

easy

Sunlight

full sun to partial shade

Rotate plants for even light exposure; use shade cloth in extreme heat; avoid direct sun on leaves during peak hours.

Watering

every 5–7 days, allowing soil to dry slightly between waterings

Water thoroughly but infrequently; ensure soil dries slightly between waterings; avoid wetting foliage.

Soil

well-draining, fertile soil with moderate organic matter

pH: Slightly acidic to neutral (6.0–7.0).

Avoid heavy clay soils; ensure good aeration; test pH if issues arise.

Temperature

Warm conditions (65–85°F/18–29°C); thrives in tropical and subtropical climates.

Avoid sudden temperature changes; protect from drafts; maintain consistent warmth.

Fertilizing

every 4–6 weeks during active growth with balanced liquid fertilizer

Dilute fertilizer to half strength; avoid over-fertilizing; apply to moist soil to prevent root burn.

Propagation

Methods

Stem cuttings or seeds; stem cuttings root easily in water or soil.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting.
  2. Remove lower leaves.
  3. Place in medium.
  4. Keep moist and warm.

Best Time: Spring or early summer when temperatures are warm and growth is active.

Environment

Warm (70–75°F/21–24°C), humid, and bright indirect light.

Medium

Well-draining soil mix or water; perlite or sand can improve drainage.

Hormone

Optional but recommended for faster rooting.

Timeline

Roots develop in 1–3 weeks; plants establish in 4–6 weeks.

Tools Needed

Pruning shears, rooting hormone, small pots, water or soil medium.

Quick Tips

Use healthy, non-flowering stems; change water regularly if using water propagation; maintain humidity.

Pruning & Repotting

Pruning Guide
Method

Pinch back tips or cut stems just above a leaf node; remove yellow or dead leaves.

Pruning Plan

Remove dead or damaged foliage; encourage bushier growth; improve air circulation.

Tools

Pruning shears, gloves, disinfectant.

Checklist

Clean tools; prune dead/damaged parts; shape as desired; dispose of clippings.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

One size larger pot; ensure it has drainage holes.

Method

Remove plant gently; trim roots if necessary; place in fresh soil with good drainage.

Suggestions

Repot if roots are crowded or growth slows; typically every 1–2 years.

Checklist

Choose appropriate pot; prepare new soil; water after repotting; place in appropriate light.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture; water deeply; ensure drainage; avoid wetting leaves.

How to Apply Water Properly

Water at the base of the plant, ensuring moisture reaches the root zone; allow excess water to drain away; water early in the morning to minimize evaporation.

Pro Tip: Use a watering can with a narrow spout to direct water to the roots without disturbing the soil surface.
Watering Schedule Tips

Water deeply once the top inch of soil feels dry; reduce frequency in winter to prevent root rot.

Soil Improvement

Add compost or aged manure for fertility; mix in perlite or sand for drainage.

Temperature Stress Management
Signs of Temperature Issues

Wilting, yellowing leaves, stunted growth, or leaf drop in extreme heat or cold.

Cold Stress

Growth slows or halts; leaves may turn purple or necrotic; susceptible to frost damage.

Solution: Provide frost protection; move potted plants indoors; use row covers for garden plants.

Hot Stress

Leaf scorch, wilting, reduced flowering, or premature seed set.

Solution: Provide shade during peak heat; increase watering; use mulch to retain soil moisture.

Fertilizing Guide
Fertilizing Checklist

Check fertilizer type; dilute correctly; apply to soil; avoid foliage contact.

Fertilizing Method

Use balanced liquid fertilizer every 4–6 weeks during growing season; reduce or stop in winter.

Common Problems & Solutions

Yellow leaves in Amaranthus dubius may indicate nutrient deficiencies, overwatering, or pest infestations, affecting photosynthesis and overall plant health.

Wilting in Amaranthus dubius can be caused by water stress, root damage, or disease, leading to reduced nutrient uptake and potential plant death if not addressed.

Leaf spots on Amaranthus dubius are typically caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency and potential defoliation.

Rotting in Amaranthus dubius, particularly root or stem rot, is often due to excessive moisture or fungal infections, which can lead to plant decline and death.

Toxicity Warning

Cats
Non-toxic

Amaranthus dubius is not considered toxic to cats. There are no known toxic effects when ingested by felines in typical amounts.

⚡ Toxic If:

if eaten

Monitor your cat if they consume large quantities, as any sudden dietary change may cause mild digestive upset.
Dogs
Non-toxic

Amaranthus dubius is not considered toxic to dogs. It is not known to cause adverse effects when ingested by canines in typical amounts.

⚡ Toxic If:

if eaten

Monitor your dog if they consume large quantities, as any sudden dietary change may cause mild digestive upset.
Humans
Non-toxic

Amaranthus dubius, commonly known as slender amaranth, is generally considered non-toxic to humans when consumed in moderation. It is often used as a leafy green vegetable in various cuisines.

⚡ Toxic If:

if eaten

While non-toxic, excessive consumption may cause mild gastrointestinal discomfort in some individuals. Always wash thoroughly before consumption.

Frequently Asked Questions

Q: Is Amaranthus dubius edible?

A: Yes, the leaves and stems are edible and commonly used in traditional cuisines.

Q: Does Amaranthus dubius attract wildlife?

A: Yes, it attracts bees, butterflies, and birds.

Q: Is Amaranthus dubius a weed?

A: Yes, it is often considered a weed due to its rapid growth and spread.

Quick Reference
Family: Amaranthaceae
Care: easy
Light: full sun to partial shade
Water: every 5–7 days, allowing soi
Suitable For: ["beginners","busy people (low maintenance)","edible gardeners","wildlife supporters (attracts bees, butterflies, birds)"]
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