Cassava

manihot esculenta

Also known as: ["Yuca","Manioc","Tapioca root"]

Family: Euphorbiaceae Genus: Manihot Category: Fruits

Overview

A woody shrub native to South America, cultivated for its edible starchy tuberous root.

Benefits & Perks

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

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Malpighiales
Family: Euphorbiaceae
Genus: Manihot
Botanical Name: Manihot esculenta

Plant Characteristics

Basic Information
  • Category: Fruits
  • Suitable Location: outdoor garden bed in tropical or subtropical regions, or as a potted plant in warmer climates
  • Suitable For:
    Beginners Busy People (low Maintenance) Edible Gardeners Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"20–35°C"}
  • Hardiness: {"zones":"9–11"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Rich, well-draining soil with organic matter; cactus mix or loam-based potting soil works well.
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: high
  • Pruning Frequency: As needed, typically every 2–3 months or after flowering.
  • Pruning Intensity: Moderate; remove up to one-third of the plant if overgrown.
Care Details

Ideal Sunlight Coverage:
Full sun to partial shade; 6–8 hours of direct sunlight daily, with some afternoon shade in hot climates.

Sunlight Tolerance Tips:
Acclimate plants gradually to intense sunlight; protect from harsh midday sun to prevent leaf scorch; adjust placement based on indoor/outdoor conditions.

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

Care Requirements

Care Difficulty
moderate

moderate

Sunlight

full sun to partial shade

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

Watering

every 7–10 days during active growth, reducing to every 14–21 days in dormancy

Water thoroughly until it drains from the bottom; allow soil to dry between waterings; avoid overwatering.

Soil

well-draining, loamy soil with moderate organic content

pH: Slightly acidic to neutral, pH 5.5–7.0.

Use a mix with good drainage; avoid heavy clay soils; amend with organic matter for fertility.

Temperature

Thrives in warm conditions, 20–30°C (68–86°F); prefers stable temperatures and dislikes frost.

Avoid sudden temperature changes; protect from frost; maintain consistent warmth for optimal growth.

Fertilizing

every 4–6 weeks during growing season with balanced liquid fertilizer

Dilute fertilizer to half strength to avoid burning roots; apply after watering to prevent salt buildup; avoid fertilizing newly planted tubers.

Propagation

Methods

Stem cuttings or tuber division; stem cuttings are more common for home growers.

Step-by-Step Propagation Guide
  1. Take a healthy stem cutting.
  2. Apply rooting hormone if using.
  3. Plant in moist propagation medium.
  4. Keep warm and humid.

Best Time: Spring or early summer when the plant is actively growing.

Environment

Warm, humid environment with indirect light; maintain temperatures around 25°C (77°F).

Medium

Well-draining potting mix with perlite or sand; can also root in water initially.

Hormone

Rooting hormone is optional but recommended for faster rooting.

Timeline

Roots develop in 2–4 weeks; new growth appears in 6–8 weeks.

Tools Needed

Pruning shears, rooting hormone, small pots, well-draining soil mix, plastic wrap or propagator.

Quick Tips

Use healthy, non-flowering stems; maintain high humidity; avoid direct sunlight during rooting.

Pruning & Repotting

Pruning Guide
Method

Selective pruning of stems to shape the plant; remove yellow or damaged leaves.

Pruning Plan

Prune to maintain shape, encourage bushier growth, and remove dead or diseased foliage.

Tools

Pruning shears, sterilizing solution, gloves.

Checklist

Sterilize tools; prune during active growth; remove dead/diseased parts; shape as desired.

Repotting Guide
Best Season

Spring, before the growing season begins.

Pot Size

Increase pot size by one size up or 2–3 cm in diameter.

Method

Gently remove the plant; trim any circling roots; place in a new pot with fresh soil; water thoroughly.

Suggestions

Repot every 2–3 years or when roots fill the pot; beneficial for tuber development.

Checklist

Choose appropriate pot size; use fresh, well-draining soil; handle roots carefully; water after repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture before watering; water deeply; ensure proper drainage; adjust frequency seasonally.

How to Apply Water Properly

Water directly at the base of the plant, ensuring even moisture distribution to the root zone; water early in the morning to reduce evaporation; ensure excess water drains away to prevent waterlogging.

Pro Tip: Use a watering can with a narrow spout to target the soil directly at the base, avoiding foliage.
Watering Schedule Tips

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

Soil Improvement

Add perlite or sand for drainage; incorporate compost for fertility; ensure good aeration.

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves, stunted growth, or wilting in cold; leaf burn or drooping in excessive heat.

Cold Stress

Low temperatures slow growth and can cause root damage; frost can kill the plant.

Solution: Protect from frost with mulch or row covers; move potted plants indoors during cold spells; avoid cold drafts.

Hot Stress

Excessive heat can lead to leaf scorch, wilting, and reduced tuber yield.

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

Fertilizing Guide
Fertilizing Checklist

Use balanced fertilizer; dilute properly; fertilize during active growth; avoid winter fertilization.

Fertilizing Method

Use a balanced, water-soluble fertilizer every 4–6 weeks during the growing season; reduce or stop in winter.

Common Problems & Solutions

Yellowing leaves in Manihot esculenta may indicate nutrient deficiencies, such as nitrogen or iron, or may be a symptom of water stress, disease, or pest infestation, affecting overall plant vigor.

Wilting in Manihot esculenta is often a sign of water stress, either due to insufficient watering or root damage from pests or diseases, which can lead to reduced growth and yield.

Leaf spots on Manihot esculenta are typically caused by fungal or bacterial pathogens, leading to reduced photosynthetic efficiency, premature leaf drop, and potential spread to other plants.

Rotting in Manihot esculenta, particularly root or stem rot, is commonly caused by fungal pathogens in waterlogged soils, leading to decay of plant tissues and eventual plant death.

Toxicity Warning

Cats
Toxic

Cats are highly sensitive to cyanide poisoning from raw or improperly processed cassava. The cyanogenic glycosides can cause rapid onset of toxicity, leading to severe metabolic and neurological effects.

⚠️ Symptoms:
vomiting diarrhea difficulty breathing lethargy tremors seizures death in severe cases
🌿 Toxic Parts:
roots leaves peel
⚡ Toxic If:

if eaten raw or improperly processed

Cats should not be given raw or improperly processed cassava. Ensure any cassava is thoroughly cooked and peeled before considering it as a food source.
Dogs
Toxic

Dogs are susceptible to cyanide poisoning from raw or improperly processed cassava, similar to humans. The cyanogenic glycosides in cassava can lead to acute toxicity, disrupting cellular respiration and causing severe physiological distress.

⚠️ Symptoms:
vomiting diarrhea difficulty breathing weakness collapse seizures death in severe cases
🌿 Toxic Parts:
roots leaves peel
⚡ Toxic If:

if eaten raw or improperly processed

Keep dogs away from raw or improperly processed cassava. Ensure any cassava given to dogs is thoroughly cooked and peeled.
Humans
Toxic

Manihot esculenta, commonly known as cassava, contains cyanogenic glycosides, particularly linamarin and lotaustralin, which can release cyanide upon hydrolysis. Ingestion of raw or improperly processed cassava can lead to acute cyanide poisoning, affecting cellular respiration and potentially causing severe neurological and metabolic disturbances.

⚠️ Symptoms:
nausea vomiting headache dizziness abdominal pain weakness paralysis death in severe cases
🌿 Toxic Parts:
roots leaves peel
⚡ Toxic If:

if eaten raw or improperly processed

Cassava must be thoroughly cooked or processed to remove toxic compounds. Never consume raw or improperly prepared cassava.
Important: Keep this plant out of reach of children and pets. If ingestion occurs, contact poison control or veterinary services immediately.

Frequently Asked Questions

Q: Is cassava safe to eat?

A: Cassava contains cyanogenic glycosides and must be properly prepared (peeled, cooked) to remove toxins.

Q: How do I grow cassava?

A: Plant cassava stem cuttings in well-drained soil, in full sun, and water moderately.

Q: What are common pests for cassava?

A: Common pests include mealybugs, whiteflies, and cassava mosaic virus.

Quick Reference
Family: Euphorbiaceae
Care: moderate
Light: full sun to partial shade
Water: every 7–10 days during activ
Suitable For: ["beginners","busy people (low maintenance)","edible gardeners","wildlife supporters (attracts bees, butterflies, birds)"]
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