Configured Feature Saplings
Small fabric mod that fixes MC-251744
About this Mod
This mod fixes the bug that prevents datapacks from customizing the configured features that grow from saplings and mushrooms. (https://bugs.mojang.com/browse/MC-251744)
In short, it allows datapacks to edit features in the worldgen/configured_features folder and have those changes apply when that feature is grown from a sapling or mushroom. If one were to try the same thing in vanilla, the customized worldgen feature would only be referenced when generating it in new chunks, while growing it from a sapling or mushroom would yield the hardcoded vanilla feature.
Available Versions
How to Install Configured Feature Saplings on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.19.2).
Install Mod
Open the mod browser in the dashboard and search for "Configured Feature Saplings". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.19.2, 1.18.2
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Configured Feature Saplings server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.19.2). You can switch loaders with one click in the panel.
Is Configured Feature Saplings compatible with fabric and quilt?
Configured Feature Saplings officially supports fabric, quilt for Minecraft 1.19.2, 1.18.2. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Configured Feature Saplings – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Configured Feature Saplings consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Install Configured Feature Saplings with just one click on your server.