Theobroma (Theobroma grandiflorum)

Also known as: Cupuassu, Large-flowered cocoa

A popular tropical fruit tree found in Brazil, the flesh of the theobroma fruit is edible and the flesh is commonly consumed plain or made into ice cream or jam. The seeds are used to make cacao butter and powder. The wood of the tree is also harvested for making cabinets and the internal structure of walls.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting

Attributes of Theobroma

Lifespan

Perennial

Plant Type

Tree

Plant Height

10-20 meters

Spread

5-8 meters

Leaf Color

Dark green

Flower Size

2-3 cm

Flower Color

White Red

Images of Theobroma

Quickly Identify Theobroma

Theobroma grandiflorum can be identified by its large, oblong leaves, up to 30-40 cm in length, and its large flowers, which are about 2-3 cm in diameter with a white or pinkish hue. The fruit is large and oblong, with a thick rind and a creamy pulp inside.

Scientific Classification of Theobroma

Phylum

Vascular plants

Class

Dicotyledons

Order

Malvales

Family

Mallow

Genus

Theobroma

Species

Theobroma

Planting and Growing of Theobroma

Care Difficulty

Hard

Watering Schedule

Every 4 days

Sunlight Requirements

Partial sun

Sunshine Duration

6-10 hours

Ideal Temperature

70-90℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Theobroma?

Theobroma grandiflorum, also known as cupuaçu, thrives with deep but infrequent watering. Each session should provide around 500 ml, ensuring moisture reaches the root depth without oversaturating the soil. The key is to maintain a balance where the soil remains lightly moist but never waterlogged, mimicking the tropical environment it naturally grows in.

What are the symptoms of an underwatered Theobroma? ›

What should I do if my Theobroma is not getting enough water? ›

What are the symptoms of an overwatered Theobroma? ›

How to save an overwatered Theobroma? ›

What Are the Sunlight Requirements for Theobroma?

Sunlight Requirements: Partial sun

Duration of light: 4 to 6 hours

Partial sun ensures optimal health for Theobroma grandiflorum. This range allows it to photosynthesize effectively while avoiding the risks of excessive light, promoting vigorous growth and fruit production.

What is the ideal light for Theobroma grandiflorum? ›

How to achieve ideal light conditions for Theobroma grandiflorum? ›

Benefits of ideal lighting for Theobroma grandiflorum? ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Theobroma?

Ideal Temperature: 70 ~ 90℉

Theobroma grandiflorum thrives best in warm climates with temperatures ranging from 70°F to 90°F. This range ensures optimal metabolic processes and growth. Maintaining this temperature range helps the plant produce its characteristic fruit efficiently and boosts photosynthetic activity. Any temperature outside this range may lead to suboptimal growth and stress the plant.

What Soil is Best for Theobroma?

Soil type: Loam, Sandy loam, Acidic soil

Soil PH: 6.5 ~ 7.5

Theobroma grandiflorum thrives in well-drained soils that allow excess water to flow away easily, preventing root rot and encouraging healthy root systems. This plant benefits from soils rich in organic matter, which provides essential nutrients and improves soil structure, aiding in robust growth. Theobroma grandiflorum prefers slightly acidic to neutral pH levels, optimizing nutrient availability and ensuring a balanced uptake for optimal plant health.

How to Fertilize Theobroma?

Fertilizer type: Balanced

For Theobroma grandiflorum, a balanced fertilizer such as 10-10-10 NPK is recommended. Use approximately 250 grams for mature trees and 100 grams for young plants. Apply evenly around the root zone and ensure thorough watering after application to prevent root burn.

How to Prune Theobroma?

Pruning Time: Spring, Summer, Autumn

Begin pruning by removing any dead, diseased, or damaged branches. Use clean and sharp pruning shears to make smooth cuts close to the main stem. Focus on thinning out congested areas to improve airflow. Avoid cutting too close to the main trunk to prevent damage, aiming for a clean finish that promotes new growth.

How to Propagate Theobroma plant?

Propagate Time: Spring, Early spring, Late spring

Ensure the seeds are ripe and disease-free. Soak them in water for 24 hours to aid in breaking dormancy and enhancing germination rates. This step is particularly important for tough seed coats.

Select healthy, disease-free branches during the early part of the day when they are full of moisture. Cut just below a node using clean, sharp scissors to prevent damage and disease entry.

For both seeds and cuttings, plant them in well-draining soil mix. Keep the soil consistently moist and place in a warm, bright, but indirect sunlight location to prevent drying out and sunburn.

More About Propagating Techniques→

How to Repot Theobroma plant?

Repotting frequency: Every 2-3 years

Repot Theobroma grandiflorum when you notice roots crowding the pot or growing out of drainage holes. A clear signal is when the plant's growth seems stunted or it requires frequent watering. Typically, this occurs every 2-3 years during its active growth period.

Choose a pot that is only slightly larger than the current one. Opt for a container with adequate drainage to prevent waterlogging. Using a correctly sized pot ensures stability for the plant while avoiding excess soil that can lead to root rot.

Select a well-draining soil mix rich in organic material. A mixture containing peat, sand, and compost is ideal. This kind of soil provides the necessary nutrients while ensuring that excess water drains away, preventing root rot and encouraging healthy growth.