Blackberry Jam Fruit Trees for Sale in Florida
Rare Tropical Fruit Tree with Sweet, Dark, Jam-Like Pulp
Blackberry Jam Fruit Tree
Each order includes ONE healthy Blackberry Jam Fruit starter plant grown in a tall nursery tree pot. This unusual tropical fruit plant is an excellent choice for collectors, container growers and backyard fruit enthusiasts.
- Quantity: One healthy starter plant
- Botanical Name: Randia formosa
- Common Name: Blackberry Jam Fruit
- Plant Family: Rubiaceae
- Plant Type: Tropical fruiting shrub / small tree
- Container: 3-inch wide × 8-inch deep nursery tree pot
- Grown In: Davie, South Florida
- Growing Method: Grown without synthetic pesticides
- Price: $38.88 for one healthy starter plant
What Is Blackberry Jam Fruit?
Blackberry Jam Fruit (Randia formosa) is a tropical to subtropical evergreen fruiting shrub or small tree belonging to the Rubiaceae family.
It is grown both as an unusual edible fruit plant and as an attractive ornamental. The plant produces pale flowers followed by distinctive fruit that develops a yellow exterior when mature.
Inside the ripe fruit is dark pulp containing numerous seeds. Its unusual appearance and sweet, preserve-like character are responsible for the common name Blackberry Jam Fruit.
Blackberry Jam Fruit is not a conventional blackberry vine. It is a woody tropical fruiting shrub or small tree and grows completely differently from common blackberry plants.
Why Grow Blackberry Jam Fruit?
An unusual tropical fruit that is rarely encountered in ordinary garden centers.
Its naturally shrubby growth habit makes it a good candidate for container culture.
Yellow mature fruit contains striking dark pulp with a sweet, preserve-like character.
A conversation-worthy addition to a collection of rare tropical and subtropical fruit plants.
What Does Blackberry Jam Fruit Taste Like?
The unusual dark pulp of mature Blackberry Jam Fruit is naturally sweet. The flavor and texture are often described as having a jam or fruit-preserve-like character.
Sweet, fruity and preserve-like, with the dark interior helping give the fruit its memorable Blackberry Jam Fruit name.
As with most seedling-grown tropical fruits, flavor, fruit size and other characteristics can vary somewhat between individual plants.
Growing Blackberry Jam Fruit in Florida
Blackberry Jam Fruit is well suited to warm tropical and subtropical growing conditions. South Florida provides a favorable climate when the plant receives good drainage, adequate moisture, proper nutrition and protection from unusually cold weather.
Young nursery plants should always be gradually acclimated to outdoor conditions rather than being moved immediately into intense all-day Florida sunshine.
Begin young Blackberry Jam Fruit plants in bright filtered light or partial sun. Gradually increase their sun exposure as the plant becomes established and develops a stronger root system.
Blackberry Jam Fruit Tree Care
Sun and Light
Provide bright light, partial sun or gradually acclimated sunlight. Young plants benefit from protection from sudden exposure to intense afternoon sun.
Watering
Keep the root zone moderately moist while allowing excess water to drain freely. Avoid leaving the root system continuously saturated.
Container-grown plants may require more frequent watering during hot, dry or windy weather. Check the actual moisture level of the potting mix rather than watering according to a rigid schedule.
Soil
Use a fertile, high-quality and well-draining potting mix that retains some moisture without becoming waterlogged.
Good drainage is especially important when growing Blackberry Jam Fruit in containers during Florida's rainy season.
Fertilizer
During active growth, use a balanced fertilizer suitable for tropical fruit plants. Young starter plants require only moderate feeding. Overfertilizing a small plant can damage tender roots.
If using granular or time-release fertilizer, place it around the outer portion of the container rather than directly against the plant's stem. Do not allow concentrated granular fertilizer to remain on the foliage.
Temperature
Blackberry Jam Fruit prefers warm tropical and subtropical temperatures. Small plants should be protected from freezing temperatures and cold, drying winds.
Protect young Blackberry Jam Fruit plants during unusually cold weather. Container-grown plants can be moved temporarily to a warmer protected location when necessary.
Pruning
Light pruning can help control size and encourage branching. This is especially useful when maintaining Blackberry Jam Fruit as a container-grown plant.
Growing Blackberry Jam Fruit in a Container
Blackberry Jam Fruit is a good candidate for container growing. Allow your young starter plant to establish before gradually moving it into larger containers as its root system develops.
Avoid moving a very small starter plant directly into an excessively large pot. A large amount of unused potting mix can remain wet for too long and may contribute to root problems.
Container Growing Tips
- Always use a container with unrestricted drainage holes.
- Use a high-quality, well-draining potting mix.
- Increase container size gradually as the plant grows.
- Keep the soil moderately moist but never continuously saturated.
- Protect young roots from excessive heat in dark-colored containers.
- Fertilize conservatively while the plant is young.
- Prune periodically to maintain a compact, attractive plant.
Flowers and Fruit Production
Blackberry Jam Fruit produces attractive pale flowers before developing fruit. Following successful pollination, immature fruit develops and eventually changes toward its mature yellow coloration.
The age at which an individual plant begins flowering and fruiting can vary according to genetics, root development, temperature, sunlight, nutrition and overall growing conditions.
Seedling-grown plants naturally vary, so an exact flowering or fruiting date cannot be guaranteed.
Blackberry Jam Fruit Quick Growing Guide
Bright light, partial sun or gradually acclimated sunlight.
Moderately moist soil with excellent drainage.
Fertile, loose and well-draining potting mix.
Well suited to containers. Increase pot size gradually.
Balanced tropical plant fertilizer used conservatively during active growth.
Light pruning can encourage branching and control size.
Protect young plants from freezing temperatures and cold drying winds.
Well suited to warm South Florida growing conditions.
When Your Blackberry Jam Fruit Plant Arrives
Shipping can temporarily stress a living tropical plant. Mild drooping or minor cosmetic leaf damage can occur during transit and does not necessarily indicate a problem with the plant.
- Remove the plant from its shipping package promptly.
- Check the potting mix and water if it is becoming dry.
- Place the plant in bright filtered light.
- Do not immediately expose it to intense afternoon sun.
- Allow the plant to recover before heavy fertilizing.
- Gradually increase sunlight as the plant becomes established.
About Pepe's Fruit Trees
I'm Jason “Pepe,” owner of Pepe's Fruit Trees in Davie, Florida. I have more than 30 years of firsthand experience growing tropical and unusual fruit trees in South Florida.
My goal is to provide healthy starter plants along with practical growing information that helps customers successfully establish their tropical fruit plants.
Frequently Asked Questions About Blackberry Jam Fruit
What is a Blackberry Jam Fruit Tree?
Blackberry Jam Fruit, Randia formosa, is a tropical to subtropical woody fruiting shrub or small tree known for yellow fruit containing distinctive dark, sweet pulp.
Is Blackberry Jam Fruit a real blackberry?
No. It is not a conventional blackberry or raspberry vine. The common name refers to the unusual dark, sweet and jam-like character of the ripe fruit pulp.
What does Blackberry Jam Fruit taste like?
The ripe dark pulp is naturally sweet and has a fruit-preserve or jam-like character.
Can Blackberry Jam Fruit grow in Florida?
Yes. It is well suited to warm tropical and subtropical conditions, particularly South Florida. Young plants should be protected from freezing temperatures and gradually acclimated to intense sunlight.
Can Blackberry Jam Fruit grow in a container?
Yes. Its naturally shrubby growth habit makes Blackberry Jam Fruit a good candidate for container culture.
Does Blackberry Jam Fruit need full sun?
The plant can grow in bright light and sun, but young nursery plants should be gradually acclimated rather than being moved immediately into intense all-day Florida sunlight.
What size nursery pot does the plant come in?
Pepe's Blackberry Jam Fruit starter plants are grown in tall 3-inch-wide by 8-inch-deep nursery tree pots.
How much is one Blackberry Jam Fruit Tree?
One healthy Blackberry Jam Fruit starter plant is $38.88.
Where are Pepe's Blackberry Jam Fruit plants grown?
The starter plants are grown by Pepe's Fruit Trees in Davie, Florida.
Blackberry Jam Fruit Tree – $38.88
Grown in a Tall 3" × 8" Nursery Tree Pot
Randia formosa
Live plants naturally vary in height, leaf count, branching and appearance. Photographs are representative and do not guarantee the exact appearance of the plant received.
Growing, flowering and fruiting results vary according to genetics, climate, temperature, sunlight, water, soil, nutrition and individual care.
