Everything you need to know about keeping, breeding, and developing beetle color variations — from beginner basics to advanced techniques.
The essentials for getting started — how to keep adult beetles healthy, breed them successfully, and raise larvae from egg to adult.
Housing, temperature, humidity, substrate, feeding (beetle jelly), and daily care for keeping adult beetles alive and healthy.
Pairing males and females, mating behavior, egg laying setup, how to collect eggs, and managing breeding containers — for stag, rhino, and flower beetles.
Larval stages (L1, L2, L3), substrate recipes, container sizes, temperature control, and pupation — for stag, rhino, and flower beetles.
For experienced breeders who want to develop their own strain, produce new color variations, and push beetle genetics to the next level.
Line breeding and round breeding — proven methods to maintain stable bloodlines with minimal inbreeding. Includes terminology, diagrams, and step-by-step guides.
Strategies for creating new color morphs — bloodline management, stabilization over generations, combining traits like Pikal + eye colors.
How temperature, humidity, and substrate affect structural color development. Optimizing conditions to bring out the best color in your beetles.
In-depth color variation guides for specific species — every morph, breeding line, and how to develop them.
The beetles we keep and breed at JRN BEETLE — quick species info and the color morphs we own.
Our main species — full color guide with all morphs, Pikal, eye colors, and breeding methods.
Our Purple and Blue morphs of the African flower beetle with the iconic T-shaped horn.
Our Red morph of one of the largest and most colorful flower beetles in the world.
Our Maziora and Blue morphs of the Jewel Stag Beetle from New Guinea.
The King of Beetles — the longest beetle in the world with massive horns and color-shifting elytra.
The "Sapphire of Persia" — stunning metallic blue flower beetle from the mountains of Iran.
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