Treecko is a Grass-type Pokémon introduced in Generation III and the first stage of its evolution line, with a base stat total of 310.

Treecko

Treecko

Abilities

Overgrow

Ups GRASS moves in a pinch.

Unburden

Raises Speed if a held item is used.

Hidden Ability

Base Stats

Total: 310
EV Yield: 1 Speed
HP: 40
Attack: 45
Defense: 35
Sp. Atk: 65
Sp. Def: 55
Speed: 70

Treecko's Weaknesses and Resistances

Evolution Chain

Treecko evolves into Grovyle at level 16, and Grovyle evolves into Sceptile at level 36.

#0252 Treecko Treecko grass type
Lvl. upat level 16
#0253 Grovyle Grovyle grass type
Lvl. upat level 36
#0254 Sceptile Sceptile grass type

Treecko Playthrough, Competitive, and Nuzlocke Usage

Using Treecko in a Playthrough

The Treecko line develops into the fastest of Hoenn's three starter families, with Sceptile reaching base 120 Speed and base 105 Special Attack while remaining relatively frail. Treecko evolves into Grovyle at level 16 and Sceptile at level 36, and the line performs especially well when it can use strong special Grass attacks to exploit Water-, Ground-, and Rock-type opponents before they move. In Generation III, Grass moves are special by type, so Sceptile's signature Leaf Blade naturally uses its stronger Special Attack; after the Generation IV physical/special split Leaf Blade becomes physical, making special options such as Energy Ball, Giga Drain, or Leaf Storm better aligned with Sceptile's stats in later games. Its Hoenn matchup spread is mixed but useful: Grass offense is excellent against Roxanne and the region's many Water- and Ground-types, while Fire-, Flying-, Ice-, Bug-, and Poison-type opponents expose Sceptile's modest defensive stats quickly. Mega Sceptile raises Special Attack and Speed dramatically, becomes Grass/Dragon, and gains Lightning Rod, creating an Electric immunity and a much more explosive special-attacking role at the cost of additional weaknesses and a severe quadruple Ice weakness.

Treecko in Competitive Pokémon

Sceptile's competitive identity has traditionally centered on exceptional Speed, strong special Grass offense, and the ability to exploit forced switches with utility rather than brute-force bulk. In ADV it occupied UUBL and saw OU use through strategies such as Substitute plus Leech Seed, using base 120 Speed to repeatedly drain opponents and force switches while Leaf Blade provided strong special STAB; offensive sets could also use coverage such as Hidden Power to punish Grass-resistant answers. Later generations added Leaf Storm, Focus Blast, Dragon Pulse, Unburden, and other tools, but increasing power creep and Sceptile's 70/65/85 bulk often pushed the base form toward lower tiers where its Speed remained its defining advantage. Mega Sceptile changes the profile substantially with base 145 Special Attack and Speed, Grass/Dragon typing, and Lightning Rod, allowing it to threaten offensive teams and punish Electric attacks with a Special Attack boost. Its competitive limitations remain physical frailty, common priority, and an extremely dangerous Ice weakness in Mega form, but the family has maintained a recognizable niche as a fast special attacker rather than a conventional bulky Grass-type.

Treecko in Nuzlockes

The Treecko line is effective but less forgiving than Mudkip in a Hoenn Nuzlocke because its greatest defense is often moving first rather than surviving powerful hits. Treecko has an excellent opening matchup against Roxanne, and Sceptile is very useful against the many Water- and Ground-type Pokemon encountered throughout Hoenn, but its modest physical bulk makes unexpected neutral coverage or critical hits more dangerous than they are for bulkier starters. Its weaknesses to Fire, Ice, Flying, Bug, and Poison are common enough that the player should resist treating high Speed as a substitute for checking opposing movesets. The line does benefit from straightforward level evolutions at 16 and 36 and needs no trade or item investment to reach its normal final form, while recovery through Giga Drain or other draining moves can reduce attrition when available. Mega Sceptile can overwhelm favorable opponents and gains an Electric immunity, but its Grass/Dragon typing introduces Dragon and Fairy weaknesses and a quadruple Ice weakness, making careless use especially dangerous in permadeath play.

Learnsets

64 moves · Scarlet Violet

Level Up

1 Pound normal type 40 100 physical move
1 Leer normal type --- 100 status move
3 Leafage grass type 40 100 physical move
6 Quick Attack normal type 40 100 physical move
9 Mega Drain grass type 40 100 special move
12 Detect fighting type --- --- status move
15 Quick Guard fighting type --- --- status move
18 Assurance dark type 60 100 physical move
21 Giga Drain grass type 75 100 special move
24 Slam normal type 80 75 physical move
27 Double Team normal type --- --- status move
30 Energy Ball grass type 90 100 special move
33 Screech normal type --- 85 status move
36 Endeavor normal type --- 100 physical move
39 Leaf Storm grass type 130 90 special move

Machine

- Thunder Punch electric type 75 100 physical move
- Swords Dance normal type --- --- status move
- Take Down normal type 90 85 physical move
- Low Kick fighting type --- 100 physical move
- Solar Beam grass type 120 100 special move
- Dig ground type 80 100 physical move
- Agility psychic type --- --- status move
- Swift normal type 60 --- special move
- Rest psychic type --- --- status move
- Rock Slide rock type 75 90 physical move
- Substitute normal type --- --- status move
- Thief dark type 60 100 physical move
- Protect normal type --- --- status move
- Giga Drain grass type 75 100 special move
- Endure normal type --- --- status move
- Sleep Talk normal type --- --- status move
- Sunny Day fire type --- --- status move
- Crunch dark type 80 100 physical move
- Facade normal type 70 100 physical move
- Helping Hand normal type --- --- status move
- Brick Break fighting type 75 100 physical move
- Endeavor normal type --- 100 physical move
- Rock Tomb rock type 60 95 physical move
- Bullet Seed grass type 25 100 physical move
- Aerial Ace flying type 60 --- physical move
- Magical Leaf grass type 60 --- special move
- Fling dark type --- 100 physical move
- Seed Bomb grass type 80 100 physical move
- Drain Punch fighting type 75 100 physical move
- Energy Ball grass type 90 100 special move
- Leaf Storm grass type 130 90 special move
- Grass Knot grass type --- 100 special move
- Acrobatics flying type 55 100 physical move
- Grass Pledge grass type 80 100 special move
- Dragon Tail dragon type 60 90 physical move
- Grassy Terrain grass type --- --- status move
- Breaking Swipe dragon type 60 100 physical move
- Grassy Glide grass type 55 100 physical move
- Tera Blast normal type 80 100 special move
- Trailblaze grass type 50 100 physical move
- Upper Hand fighting type 65 100 physical move

Egg

- Double Kick fighting type 30 100 physical move
- Absorb grass type 20 100 special move
- Leech Seed grass type --- 90 status move
- Slash normal type 70 100 physical move
- Dragon Breath dragon type 60 100 special move
- Synthesis grass type --- --- status move
- Worry Seed grass type --- 100 status move
- Night Slash dark type 70 100 physical move

Pokédex Entries

8 entries
Ruby

TREECKO has small hooks on the bottom of its feet that enable it to scale vertical walls. This POKéMON attacks by slamming foes with its thick tail.

Sapphire

TREECKO is cool, calm, and collected - it never panics under any situation. If a bigger foe were to glare at this POKéMON, it would glare right back without conceding an inch of ground.

Emerald

It makes its nest in a giant tree in the forest. It ferociously guards against anything nearing its territory. It is said to be the protector of the forest’s trees.

Firered / Leafgreen / X

It quickly scales even vertical walls. It senses humidity with its tail to predict the next day’s weather.

Diamond / Pearl / Platinum / Black / White / Black 2 / White 2

The soles of its feet are covered by countless tiny spikes, enabling it to walk on walls and ceilings.

Heartgold / Soulsilver / Y

Small hooks on the bottom of its feet catch on walls and ceilings. That is how it can hang from above.

Omega Ruby

Treecko has small hooks on the bottom of its feet that enable it to scale vertical walls. This Pokémon attacks by slamming foes with its thick tail.

Alpha Sapphire

Treecko is cool, calm, and collected—it never panics under any situation. If a bigger foe were to glare at this Pokémon, it would glare right back without conceding an inch of ground.

Where To Find Treecko

2 locations
Route 101 · HoennGift · version details vary

Road 101

Alpha Sapphire max 100%
Gift · Lv. 5 · 100%
Emerald max 100%
Gift · Lv. 5 · 100%
Omega Ruby max 100%
Gift · Lv. 5 · 100%
Ruby max 100%
Gift · Lv. 5 · 100%
Sapphire max 100%
Gift · Lv. 5 · 100%
Saffron City · KantoGift · version details vary

Silph Co.

HeartGold max 100%
Gift · Lv. 5 · 100% · Story Progress Beat Red, Other Received Kanto Starter
SoulSilver max 100%
Gift · Lv. 5 · 100% · Story Progress Beat Red, Other Received Kanto Starter

Additional Images

PokeAPI sprites

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Treecko Biology and Behavior

Treecko is a calm, territorial forest reptile whose hands and feet are covered in tiny hooked spikes that let it climb sheer walls and tree trunks with ease. Its large two-lobed tail can sense humidity and changes in the surrounding air, allowing Treecko to predict the next day's weather before conditions visibly change. Wild individuals establish homes in tall trees and aggressively confront intruders that approach their nests, earning the species a reputation as a protector of forest trees. Even when facing an opponent larger than itself, Treecko is described as remaining composed rather than panicking, a temperament that contrasts with its readiness to defend its territory.

Treecko Biological Data

National Pokédex
#252
Species
Wood Gecko Pokémon
Height
1' 8" (0.5 m)
Weight
11.0 lbs (5.0 kg)
Habitat
Forest
Color
Green
Body Style
Upright
Gender
12.5% female / 87.5% male

Misc

Catch Rate: 45

Base Experience: 62 Exp

Hatch Counter: 20

Treecko Size Comparison: BETA

Treecko is listed at 1' 8" (0.5 m) and shown in an in-chart visual comparison.

7 ft6 ft5 ft4 ft3 ft2 ft1 ft0 ft
treecko
Professor Oak
How is visual size determined?

Pokédex height is treated as the official listed measurement, but the chart uses pose-aware visual scaling so each sprite looks reasonable in a direct comparison.

For long or coiled Pokémon, the listed height may represent total body length rather than upright height. For Pokémon with floppy ears, leaves, feathers, antennae, wings, or other flexible features, the chart usually measures to the top of the solid, substantial part of the head or body instead of the tallest decorative feature.

The goal is not to replace the official height, but to make the artwork compare naturally at the size it appears to occupy.