Minecraft Snapshot 21w05a

New Features in 21w05a#

• Azalea bushes as well as flowering azaela bushes!
• Added cave vines and glow berries!
• Added drip leaves!
• Added decorative blocks for the upcoming lush caves: hanging roots and rooted dirt!
• Added moss!
• Added spore blossom!

Cave vines and glow berries#

• Cave vines grow down from the ceiling, like weeping vines
• When they grow they have a chance of producing glow berries
• Glow berries are a natural light source as well as a food source
• Foxes eat glow berries
• Use glow berries to plant new cave vines
• Bonemealing a cave vine will create glow berries

Dripleaf#

• Small dripleaf needs moisture, so it grows on clay or underwater
• Small dripleaf grow into big dripleaf when bonemealed.
• Big dripleaf grows taller when bonemealed
• If you stand on a big dripleaf it will tilt after a while and you will fall off
• You can crouch or jump to prevent a big dripleaf from tilting
• A tilted big drip leaf will tilt up again after a while
• The big dripleaf will break when hit by a projectile
• The wandering trader will sometimes sell small dripleaf plants

Moss#

• Two new decorative blocks: Moss block and moss carpet
• Moss carpet can be crafted from moss blocks

Spore blossom#

• A beautiful large flower placed on ceilings
• Particles drip from it

Changes in 21w05a#

• The stonecutter can be used to craft the different copper block variants
• The stages of copper oxidization are now called "Copper Block", "Exposed Copper Block", "Weathered Copper Block" and "Oxidized Copper Block" in sequence of least to most oxidized
• Drowned now have a chance of dropping a copper ingot, they no longer drop gold ingots
• Added new sculk sensor events
• Changes to powder snow

Sculk Sensor Changes#

Added the following game events that the Sculk Sensor reacts to, along with corresponding frequency value:

Vibration Types	Frequency Value
Minecart Moving, Ring Bell, Block Change	6
Drinking Finish, Prime Fuse	7
Mob Interact	8
Equip, Shear, Ravager Roar	9
Entity Place	12
Entity Killed	13
Shulker Close	14
Shulker Open	15

• Block Change is for when player or dispenser action has changed a block. Example: cake slice being eaten.
• Mob Interact is for specific mob interaction events that cause vibrations.
• Prime Fuse is for both TNT and Creepers.

Powder Snow changes#

• Flaming arrows now get extinguished when they collide with Powder Snow
• Skeletons now convert to Strays when frozen
• Powder snow is now pushable by pistons and sticky pistons
• Foxes can now walk on top of powder snow without falling in

Technical Changes in 21w05a#

• Improved performance when using many overrides on an item model
• Copper oxidization is now a random tick effect and thus affected by the randomTickSpeed game rule

Fixed Bugs in 21w05a#

• MC-9568 Mobs suffocate / go through blocks when growing up near a solid block
• MC-130098 Debug world spawns player at y=2 instead at y=70 where all the blocks are
• MC-142711 Baby turtles take damage when pushed against ceiling
• MC-148432 Sound spam while in water and lava at the same time
• MC-149495 Pufferfish triggers tripwire without colliding with it upon reloading the game
• MC-152265 Starting server outputs "unable to resolve BlockEntity for ItemStack" errors
• MC-153254 Baby zombies/piglins take damage when pushed against ceiling by bubble columns
• MC-163673 Baby husks, piglins, zombies, zombie villagers, and zombified piglins take damage when jumping into a space with a solid block above it
• MC-186879 Standing in fire and water spams the extinguish sound
• MC-191714 Player is dismounted when standing on farmland while riding a horse/boat while the farmland turns to dirt, causing a desync
• MC-198432 Pufferfish phases through blocks after reloading world
• MC-199356 chatDelay in options.txt has a space between the colon and the value
• MC-200906 Pufferfish hitbox incorrect when reloading world
• MC-204801 Large amounts of copper blocks lag the server and causes the worldsave to take forever
• MC-205079 Cauldrons don't fill with powder snow in some biomes
• MC-205401 "Fire extinguishes" Sound repeatedly plays when a mob that burns in daylight is in powder snow
• MC-205477 Occasional desync when trying to enter/exit a boat while the server is lagging
• MC-205735 Baby cows can suffocate on stairs
• MC-206113 Powder Snow causes Z-Fighting with Falling Blocks