Blood Star Apple

chrysophyllum sanguinolentum

Also known as: ["Star Apple","Cainito"]

Family: Sapotaceae Genus: Chrysophyllum Category: Fruits

Overview

A tropical tree native to Central and South America, known for its distinctive star-shaped fruit with a blood-red pulp.

Benefits & Perks

["edible fruits","aesthetic foliage","wildlife attractant (bees, butterflies, birds)"]

Botanical Classification

Phylum: Magnoliophyta
Class: Magnoliopsida
Order: Ericales
Family: Sapotaceae
Genus: Chrysophyllum
Botanical Name: Chrysophyllum sanguinolentum

Plant Characteristics

Basic Information
  • Category: Fruits
  • Suitable Location: indoor pot in bright, indirect light or outdoor sheltered spot
  • Suitable For:
    Outdoor Landscapers Collectors & Enthusiasts Wildlife Supporters
  • Is Weed: No
  • Allergenicity: low
Environmental Needs
  • Climate: {"temperatureRange":"18–30°C"}
  • Hardiness: {"zones":"10–11"}
  • Misting: rarely required, only if ambient humidity is very low
  • Drainage: Fast-draining to prevent waterlogging.
  • Soil Type: Well-draining potting mix with added organic matter (e.g., compost or peat).
Maintenance Level
  • Maintenance Level: moderate
  • Toughness Level: moderate
  • Pruning Frequency: Annually or as needed to maintain shape and health.
  • Pruning Intensity: Moderate; remove up to one-third of growth if necessary.
Care Details

Ideal Sunlight Coverage:
Bright indirect light for 6–8 hours daily; adjust to partial shade during intense summer sun.

Sunlight Tolerance Tips:
Acclimate gradually to intense light; protect from direct midday sun to avoid scorching; 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

partial shade to full sun, protected from intense afternoon sun

Rotate plant weekly for even growth; use sheer curtains to filter harsh light; avoid sudden light changes.

Watering

every 7–10 days, allowing soil to dry slightly between waterings

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

Soil

well-draining, loamy soil with added organic matter

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

Use a mix with good drainage; avoid heavy clay soils; top-dress with compost annually.

Temperature

Prefers 65–85°F (18–29°C); tolerates mild fluctuations but avoid extremes.

Avoid sudden temperature shifts; protect from drafts; maintain consistent room temperature.

Fertilizing

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

Fertilize only when actively growing; flush soil occasionally to prevent salt buildup; avoid overfertilizing.

Propagation

Methods

Stem cuttings in spring or early summer.

Step-by-Step Propagation Guide
  1. Take a 4–6 inch cutting, remove lower leaves, apply rooting hormone, plant in medium, maintain humidity, wait for roots.

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

Environment

High humidity (70–80%), warm temperatures (75–85°F), indirect light.

Medium

Well-draining mix of peat and perlite or cactus mix.

Hormone

Recommended to use rooting hormone for better success.

Timeline

Roots develop in 4–6 weeks; new growth appears in 2–3 months.

Tools Needed

Pruning shears, rooting hormone, small pots, plastic wrap or propagator.

Quick Tips

Use healthy, non-flowering stems; maintain consistent moisture; provide bottom heat for faster rooting.

Pruning & Repotting

Pruning Guide
Method

Selective thinning and heading back to promote branching.

Pruning Plan

Remove dead or diseased branches; shape for airflow and light penetration; encourage bushier growth.

Tools

Pruning shears, sterilized knife, gloves.

Checklist

Sterilize tools, prune during dormancy, remove dead/diseased parts, shape evenly, clean up debris.

Repotting Guide
Best Season

Spring, before the active growing season begins.

Pot Size

One size larger pot (e.g., +2 inches in diameter).

Method

Gently remove plant, trim roots if needed, place in slightly larger pot with fresh soil, water lightly.

Suggestions

Repot every 2–3 years or when roots outgrow the pot; promotes fresh soil and root health.

Checklist

Check root bound status, prepare new pot, trim roots, use fresh soil, water sparingly post-repotting.

Advanced Care Tips

Watering Mastery
Watering Checklist

Check soil moisture, water thoroughly, ensure drainage, adjust for season.

How to Apply Water Properly

Water directly at the root zone, ensuring even saturation; water early in the morning to minimize evaporation; ensure excess water drains away to prevent waterlogging.

Pro Tip: Use room temperature water to avoid shocking the roots.
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 aeration with coarse materials.

Temperature Stress Management
Signs of Temperature Issues

Yellowing leaves, leaf drop, or stunted growth; buds may fail to open in cold stress.

Cold Stress

Slows metabolic processes, leading to poor nutrient uptake and potential frost damage.

Solution: Move to a warmer location; insulate pots; avoid placing near drafty windows or cold surfaces.

Hot Stress

Causes wilting, leaf scorch, and dehydration; may lead to premature leaf drop.

Solution: Provide shade during peak heat; increase humidity; water more frequently but avoid waterlogging.

Fertilizing Guide
Fertilizing Checklist

Check growth phase, use diluted fertilizer, apply during growing season, flush soil periodically.

Fertilizing Method

Use balanced liquid fertilizer diluted to half strength every 4–6 weeks during growing season (spring/summer); cease in fall/winter.

Common Problems & Solutions

Yellowing leaves in Chrysophyllum sanguinolentum may indicate nutrient deficiencies, water stress, or pest infestations, affecting overall plant health and productivity.

Wilting in Chrysophyllum sanguinolentum is often a sign of water stress, root damage, or pathogen infection, which can impair nutrient uptake and lead to plant decline.

Leaf spots on Chrysophyllum sanguinolentum may be caused by fungal or bacterial pathogens, resulting in reduced photosynthetic efficiency and potential defoliation.

Rotting, particularly root or stem rot, can occur in Chrysophyllum sanguinolentum due to excessive moisture or fungal infections, leading to tissue decay and plant death.

Toxicity Warning

Cats
Slightly Toxic

Cats may experience mild gastrointestinal discomfort if they ingest the fruits or seeds of Chrysophyllum sanguinolentum. The plant contains compounds that can irritate the digestive system.

⚠️ Symptoms:
vomiting diarrhea depression
🌿 Toxic Parts:
fruits seeds
⚡ Toxic If:

if eaten

Prevent cats from accessing the fruits and seeds of this plant. If ingestion is suspected, consult a veterinarian immediately.
Dogs
Slightly Toxic

The fruits and seeds of Chrysophyllum sanguinolentum can cause mild gastrointestinal upset in dogs. The plant contains compounds that may lead to mild irritation of the digestive tract.

⚠️ Symptoms:
vomiting diarrhea lethargy
🌿 Toxic Parts:
fruits seeds
⚡ Toxic If:

if eaten

Keep pets away from the fruits and seeds of this plant. If ingestion is suspected, contact a veterinarian for guidance.
Humans
Slightly Toxic

Chrysophyllum sanguinolentum, commonly known as blood plum, contains compounds that can cause mild gastrointestinal distress when ingested. The toxicity is primarily associated with the fruits and seeds, which may contain trace amounts of cyanogenic glycosides.

⚠️ Symptoms:
nausea vomiting abdominal pain diarrhea
🌿 Toxic Parts:
fruits seeds
⚡ Toxic If:

if eaten

Avoid consuming the fruits and seeds of this plant. If accidental ingestion occurs, seek medical advice if symptoms persist.
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 the fruit of Chrysophyllum sanguinolentum edible?

A: Yes, the fruit is edible and has a sweet, blood-red pulp.

Q: Does this plant require full sun?

A: Yes, it thrives in full sun to partial shade.

Q: Is Chrysophyllum sanguinolentum toxic to pets?

A: There is no reliable information available regarding its toxicity to pets.

Quick Reference
Family: Sapotaceae
Care: moderate
Light: partial shade to full sun, pro
Water: every 7–10 days, allowing so
Suitable For: ["outdoor landscapers","collectors/enthusiasts","wildlife supporters (attracts bees, butterflies, birds)"]
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