Java Edition 21w05a

21w05a is the seventh snapshot for Java Edition 1.17, released on February 3, 2021, which adds lush cave related features and fixes bugs.

Blocks

 * Azalea Bush
 * Plant-like block that can be found in the lush caves.
 * Azalea Leaves
 * Part of a new tree, marking the location of the lush cave.
 * Has variants with either no blossoms, pink blossoms, or purple blossoms.
 * Flowering Azalea Bush
 * A variant of the Azalea bush.
 * Glow Berries
 * Glow berries are a natural light source as well as a food source.
 * Grows on the ceiling of lush caves.
 * Dripleaf
 * Can be found in the lush caves.
 * Allows the player to stay on it for 2 seconds (40 ticks), before the player will fall through it.
 * Hanging Roots
 * Decorative block that generates in the lush caves.
 * Rooted Dirt
 * Decorative block that generates in the lush caves.
 * Moss Block
 * An opaque block with a grass-like texture on all sides.
 * Can be found in lush caves.
 * Moss Carpet
 * Same texture as the moss block, but one pixel thick.
 * Spore Blossom
 * Can be placed on ceilings.
 * Sends particles downward when opened.
 * This item can be found in the lush caves.

Items

 * Glow Berries
 * Both a natural light source and a food source.
 * Grows on the ceiling of lush caves.

Blocks

 * Stonecutter
 * Can be used to craft the different Copper Block variants.
 * Sculk Sensor
 * Added the following game events that the Sculk Sensor reacts to, along with corresponding frequency value
 * Copper block, Cut Copper Block, and variants
 * Removed Waxed Oxidized Copper block, as it had no use because it could not change state any further.

Mobs

 * Drowned
 * Have a chance of dropping a copper ingot instead of a gold ingot, to match Bedrock Edition.
 * Skeletons
 * Turn into strays when they are inside powder snow.
 * Foxes
 * Eat glow berries.

Gameplay

 * The stages are now called "Copper Block", "Exposed Copper Block", "Weathered Copper Block" and "Oxidized Copper Block" to match Bedrock Edition.
 * The stages are now called "Copper Block", "Exposed Copper Block", "Weathered Copper Block" and "Oxidized Copper Block" to match Bedrock Edition.