In total, there are 30 Fleas Silksong players can find throughout Pharloom. Almost every Flea can be found in Acts 1 and 2, but you will need to collect almost every movement ability (Except Silk Soar) to collect every Flea in Silksong.
Hollow Knight: Silksong - Interactive Map (Pharloom)
Our interactive map for Pharloom in Hollow Knight: Silksong. All the skills, tools, benches, and more found in the game.
You must find 5 Fleas in Silksong to move the Flea Caravan from the Marrow to Greymoor, and 15 to move it from Greymoor to the Last Judge boss room in the Blasted Steps. 25 Fleas are required to move the Flea Caravan to its final place in the Putrefied Ducts.
This guide details exactly where to find all Lost Fleas in Silksong, including maps and detailed instructions that explain how to reach every Silksong Flea location.
Map of All 30 Silksong Flea Locations
Where To Find Every Flea in Silksong
All Marrow Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
N / A |
Enter this room from below, then platform left and loop back to the right to reach this Flea ensnared in vines in an alcove at the top-right of the room. |
All Deep Docks Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
N / A |
From the Weaver statue, go left and up to find this Flea in a room above the lever. |
|
2 |
N / A |
From the Bellway, go left into a secret area filled with lava waterfalls. Navigate your way around this room to get to the top-right and find the Flea. |
|
3 |
Clawline, Cling Grip, Drifter's Cloak |
Open the Simple Key door in Deep Docks. Enter the secret area that leads to the Diving Bell and get to the large room near this Flea's map marker. Look for a wall jump on the far top-left of the large room, then defeat the enemy waves to find this Flea in the room above. |
All Far Fields Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Drifter's Cloak, Cling Grip |
Go to the right of the Bellway location in the Far Fields and destroy the ground to reveal a wind funnel. Float up, then wall climb to the top of the shaft. Platform to the right and drop down another vent shaft. Continue to the right, and carefully navigate the maze of red thorns, to reach this Flea in a room above, which can be reached via the far top-left wind funnel. |
|
2 |
N / A |
Get to the second floor of the long room to the left of the Bench and Bellway. Go up, then go right in the next room. Climb up the shaft to find this Flea in a cage about halfway up the platforms. |
All Hunter's March Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Cling Grip, Swift Step or Clawline |
Downward slash on the red growths to platform all the way up the first tall room, when entering from Greymoor. Look for this Flea in a cage at the far top-left of this room. |
All Greymoor Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Drifter's Cloak |
Get to the top of the right tower on the left side of Greymoor, then make your way left via the wind funnels. Find the entrance to a small sub-zone to the top-right of the tower (which also contains the entrance to the Wisp Thicket), then drop down into the top of the tower on the left side of Greymoor. Enter the building to find this Flea. |
|
2 |
N / A |
Downward slash to platform up the balloons above the Craw manor to find this Flea in a cage to the top-right of Craw Lake. |
All Shellwood Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
To the left of the room where you meet Shakra in Shellwood, go upward by hitting white flowers, then drop down on the right side of the room. Carefully glide down and avoid being hit by enemies on the walls to reach this Flea embedded in vines. |
|
|
2 |
Cling Grip |
Enter the top level of the Bell tunnels, on the way to the Widow fight. Wall climb up the shaft that the large bug floats up and down in to find this Flea embedded in a wall of bells. |
All Sinner's Road Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
N / A |
Go into the room mid-way up the right side of Sinner's Road, above the bench room. Break the Flea out of its cage – be careful not to get hit by the Roaches. |
All Wormways Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
N / A |
Look for a breakable wall in the tall room in the middle of the zone, right of the Bench, and just above the room with the enemy that spews streams of poison at Hornet. Platform over the spikes to reach a room with a flying bug that is carrying this Flea. Kill the bug to free the Flea. |
All Underworks Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Swift Step |
Go left via the exit at the bottom-left of the tall room in the middle of the zone. Sprint left and jump through the enemies to find this Flea in a small room on the top-left side. |
|
2 |
Clawline, Cling Grip |
Enter the Wisp Thicket from the secret entrance at the top-left of Greymoor, then make your way through the zone until you find a building with platforms leading up. Avoid the flame projectiles as you wall climb upward. In the next rooms, take care to avoid being hit by the rotating saw boxes to make it to the top-left side. Open the hatch to find this Flea trapped in a rock. |
|
3 |
Clawline, Cling Grip |
From the Exhaust Organ entrance, platform to the far top-left of the room to find a cave that leads left. Use the cages to jump over the muckmaggots and find this Flea in the wall on the left side. |
All Choral Chambers Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Drifter's Cloak |
Go left into the marked room from the tall room on the top-left of the Choral Chambers. Jump across the timed platforms to the right to find this Flea on the far right side. |
|
2 |
Drifter's Cloak |
Look for a secret passage to unblock the wind funnel on the right side of the room, in the tall room to the left of the Gourmand. Go into the level above to ride the funnel upward through a series of fans to reach this Flea. |
|
3 |
Cling Grip, Clawline, Drifter's Cloak |
From the entrance to Songclave in the top-right side of the Whispering Vaults, wall climb up the wall on the right side of the room, then grapple onto the hooks with Clawline above. Jump onto the wall to the left, then around the spikes, and use the Faydown Cloak to double-jump and reach the ledge on the right. Continue upward to find this Flea in a cave above. |
All Slab Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
N / A |
From the Slab Bellway, go up, then right, and up two more levels. Go into the room on the left, then enter the large bell-shaped cage and destroy the cage to free the Flea within. |
|
2 |
Cling Grip, Faydown Cloak |
Cling Grip to the wall above the Bench to the right of the Bellway, then wall climb upward to find this Flea. |
All Whispering Vaults Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Cling Grip, Clawline |
In the room marked on the map with a metal cube that can be pushed along a multi-bend track. Push the box along its track and follow it as you navigate to the top-right of the room and find this Flea in a cage. |
All Mount Fay Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Faydown Cloak, Clawline, Cling Grip |
In the large square room on the map in the middle of the zone, wall climb up the crystal wall on the top-left. Destroy crystals to create a path and safe platforms as you continue upward. Break the crystal at the top-right of this secret room to free the Flea from ice. |
All Bilewater Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Clawline, Cling Grip |
Go into the room on the left side of the tall room to the right. Cling Grip above the muckmaggots to reach another level above. Defeat the thief bugs (that look a bit like Grindle) to make the room safe for this Flea to reveal itself. |
|
2 |
Cling Grip |
Continue to wall-climb into the ceiling on the left side of this room to enter a secret area. Go left, over the maces and muckmaggot pools, to find this Flea. |
All Sands of Karak Flea Locations in Silksong
|
Map Marker |
Requirements |
How to Reach |
|---|---|---|
|
1 |
Cling Grip, Swift Step or Clawline |
Go left from the Blasted Steps Bellway, then Cling Grip and Clawline your way all the way up the tall room to find this Flea in the wall at the very top. |
|
2 |
Clawline, Cling Grip, Faydown Cloak |
Follow the growths that lead to the top-left of the lower long room at the right side of the zone. You will need to use Clawline to reach growths and activate them, Drifter's Cloak to maintain your height, Faydown Cloak to reach more growths, and downward slashes to make your way to the top-left of this room. Wall climb upward to find this Flea embedded in spiky shells over a short spike pit. |
Unique Flea Locations in Silksong
Where to Find Kratt in Silksong
- Use the elevator to get to the second level of Greymoor above the Halfway Home, then make your way to the right. Enter a cave below the entrance to Hunter's March to find Kratt and help him return to the Flea Caravan.
Where to Find Vog in Silksong
- Find a room that leads upward from the huge hallway in the middle of the zone and allow yourself to get ensnared by the enemies hanging from the ceiling. Attack four times to break Hornet free as she reaches higher levels of the room. Go left at the top to find Vog and convince her to join the Caravan.
Where to Find the Giant Flea in Silksong
- Use the Faydown Cloak to enter Memorium above the Choral Chambers. Make your way through the zone until you reach the top. You must subdue the Giant Flea in a mini-boss battle to make it join the Flea Caravan.
What Happens When You Find Every Flea in Silksong?
If you collect all 30 Fleas in Silksong, speak to Fleamster Mooshka in Fleatopia, and you will be rewarded with the Egg of Flealia, an item that decreases the cost of Silk Skills when Hornet's HP is full.
Upon your next return to Flealia, you will be able to partake in a variety of minigames as the Fleas celebrate having so many Fleas back. If you beat all three minigames (Juggle, Dodge, and Bounce), you'll earn the fourth (and final) Pale Oil to get the fourth Needle upgrade.
Hollow Knight: Silksong
- Released
- September 4, 2025
- ESRB
- Everyone 10+ / Fantasy Violence, Mild Blood
- Developer(s)
- Team Cherry
- Franchise
- Hollow Knight
- Number of Players
- Single-player
- PC Release Date
- September 4, 2025
- Platform(s)
- PlayStation 5, PlayStation 4, Xbox Series X, Xbox Series S, Xbox One, Nintendo Switch 2, Nintendo Switch, PC