Updated: July 9, 2025

Breeding spiny flower mantises (Pseudocreobotra wahlbergii) can be a highly rewarding endeavor for insect enthusiasts and hobbyists alike. Known for their striking appearance and unique behaviors, these mantises add an exotic flair to any collection. However, successful breeding requires careful attention to detail regarding their habitat, diet, mating process, and care for the eggs and nymphs. In this comprehensive guide, we will explore quick tips that will help you breed spiny flower mantises successfully.

Understanding Spiny Flower Mantises

Before diving into breeding techniques, it’s important to understand your subject. Native to sub-Saharan Africa, spiny flower mantises are notable for their spiny thorax and flower-like patterns that provide exceptional camouflage among blossoms. They are relatively small mantises, reaching about 2 inches in length as adults.

Their natural habitat includes warm, humid environments with plenty of foliage to hide in and hunt from. Their diet consists mainly of small flying insects such as fruit flies and gnats.

Setting Up the Ideal Environment

1. Enclosure Size and Type

A good enclosure is vital for the health and breeding success of spiny flower mantises. For a single adult mantis, a vertical enclosure measuring approximately 8x8x12 inches is sufficient. Vertical space is important because these mantises climb frequently, especially when preparing to lay eggs.

Use a well-ventilated terrarium or plastic container with mesh or screened tops to provide airflow while preventing escapes. Avoid enclosures that are too large since mantises can become stressed in overly spacious environments.

2. Temperature and Humidity

Spiny flower mantises thrive in warm temperatures ranging from 75°F to 85°F (24°C to 29°C). Use a thermometer to monitor the enclosure temperature closely. If the ambient room temperature is too low, consider a low-wattage heat mat placed under or beside the enclosure to maintain warmth.

Humidity should be kept moderate—around 50% to 60%. This can be achieved by misting the enclosure lightly once or twice a day. Avoid excessive moisture as that may promote mold growth and harm the mantis.

3. Substrate and Decorations

Use a substrate that retains moisture without becoming waterlogged, such as coconut fiber or peat moss. This aids in maintaining humidity while allowing egg cases (oothecae) to attach properly.

Decorate the enclosure with artificial or live plants like small branches or leaves where your mantis can perch and exhibit natural hunting behavior. Plants also help maintain humidity levels.

Feeding and Nutrition

4. Provide a Varied Diet

A well-fed female is more likely to produce viable eggs and healthy offspring. Feed your spiny flower mantis a varied diet of fruit flies (Drosophila), small crickets, aphids, or other appropriately sized live insects.

For young nymphs, tiny prey like pinhead fruit flies or small gnats are essential since larger prey may injure them.

5. Feeding Frequency

Adult females should be fed every two days with an adequate supply of food until they are visibly plump—this signals readiness for reproduction. Males are generally smaller and should be fed slightly less but regularly.

Remove uneaten prey after 24 hours to avoid stressing the mantis or causing unhygienic conditions inside the enclosure.

Preparing for Mating

6. Identifying Sexes

To breed spiny flower mantises, you need both males and females. Sexing these mantises involves counting abdominal segments: females have six segments whereas males have eight.

Females are typically larger and more robust than males, who are slimmer with longer wings relative to their body size.

7. Conditioning Adults Before Mating

Prior to introducing the male to the female, ensure both are healthy, well-fed, and mature (around 2-3 months old). A hungry female may cannibalize the male during or after mating, so feeding her thoroughly beforehand reduces this risk.

Maintain separate enclosures until you are ready to pair them for breeding.

The Mating Process

8. Introducing Male and Female

Introduce the male cautiously by placing his container inside or adjacent to the female’s enclosure before releasing him fully. This helps reduce aggressive encounters by allowing them time to sense each other’s presence.

Observe their behavior carefully; if the female displays aggression (striking or lunging), separate them immediately to prevent injury or death of the male.

9. Monitoring Mating Behavior

Successful mating involves the male climbing onto the female’s back and copulating for several hours. During this time, avoid disturbing them as this could interrupt mating or provoke cannibalism.

After mating concludes naturally, remove the male promptly to ensure his safety.

Caring for Eggs and Nymphs

10. Identifying Oothecae (Egg Cases)

The female will lay an ootheca within one week after mating. This foam-like egg case hardens within hours and is typically attached vertically on plant stems or cage walls inside her enclosure.

Monitor your female daily during this phase since some females may eat their oothecae if stressed or hungry.

11. Removing and Incubating Egg Cases

Once laid, you can either leave the ootheca in place within the enclosure or carefully remove it for incubation elsewhere. If removing it:

  • Place it in a small container with moist substrate such as coconut fiber.
  • Maintain incubation temperature around 75°F.
  • Keep humidity moderate by lightly misting every few days but avoid soaking.

The incubation period lasts approximately 3-4 weeks depending on temperature conditions.

12. Hatching and Rearing Nymphs

After hatching, hundreds of tiny nymphs will emerge resembling miniature adults without wings. They require very small prey such as pinhead fruit flies initially.

Keep hatchlings in a separate enclosure with good ventilation and vertical space for climbing. Feed daily with appropriately sized live food until they grow larger over several molts.

Additional Tips for Success

  • Avoid overcrowding: Overcrowded enclosures can cause stress, cannibalism, and poor health among nymphs.
  • Regular cleaning: Clean terrariums regularly while avoiding harsh chemicals that may harm your mantis.
  • Handle with care: These insects are delicate; avoid excessive handling which can injure them.
  • Maintain consistent environment: Sudden changes in temperature or humidity can stress your mantis.
  • Be patient: Breeding mantises takes practice—don’t get discouraged by failed attempts initially.

Conclusion

Breeding spiny flower mantises successfully is absolutely achievable with proper preparation and care. By setting up an ideal habitat, providing nutritious food, understanding mating behaviors, and caring attentively for eggs and nymphs, you can enjoy watching these fascinating insects complete their life cycle right before your eyes.

With patience and dedication following these quick tips, your breeding project will flourish—bringing new generations of these stunning praying mantises into your collection!

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