Grease Monkey feminized cannabis plant in flower

Feminized seeds

GG4xCookies and Cream

THC: 25-30%
Bloom: 8-9 wks
Yield/sq ft: 1.5-1.8 oz
Level: Moderate

Grease Monkey Feminized Seeds

From $65.00

Vanilla frosting on the inhale, garage floor on the exhale. A resin-soaked GG4 x Cookies and Cream cross that finishes in 8-9 weeks.

THC25-30%
Bloom8-9 weeks
Height3-5 ft indoors
LevelModerate

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SKU: BMS-GM-FEMX Categories: Feminized Seeds, High THC Seeds, High Yield Seeds, Hybrid Seeds, Indica Seeds, Indoor Seeds

Quick answerGrease Monkey is an indica-dominant hybrid bred in the US from GG4 and Cookies and Cream. It is known for a vanilla-sweet aroma over a heavy gas base, thick oily resin, reported THC around 25-30%, and an 8-9 week flowering time indoors.

Grease Monkey at a glance

THC25-30%Supplier reported. Built for experienced consumers.

Flowering8-9 wksFrom the switch to 12/12

Indoor yield1.5-1.8 ozPer sq ft, even canopy

Height3-5 ftIndoors. 5-7 ft outdoors

Outdoor harvestMid OctBest with a dry finish

ResinSticky, oily frost from top to bottomThe Glue side of the family is famous for gumming up trimming scissors

What is the Grease Monkey strain?

Grease Monkey comes from two very different parents. GG4, often called Original Glue, is the heavy-hitting hybrid known for resin tacky enough to jam a pair of trimmers mid-session. Cookies and Cream is a dessert-style hybrid known for a sweet vanilla nose and a smooth finish. Put them together and you get exactly what the name promises: grease from one side, frosting from the other.

The plant shows its Glue heritage in its vigor. It grows medium-tall with strong, branching limbs and stacks chunky, olive-green buds that often pick up purple streaks late in flower. A continuous, oily layer of trichomes covers everything, including the sugar leaves, which makes it a favorite for growers who press or collect their own kief.

Feminized phenotypes tend to land close together, all circling the same vanilla-over-fuel aroma. These seeds are bred to produce female plants, so every seed you pop is working toward that resin-coated harvest.

GG4Cookies and Cream

GG4 x Cookies and CreamFeminized line

Grease Monkey

How it feels

Consumers commonly describe a warm, chatty start that slides into heavy, spreading relaxation, with a strong appetite along the way. Many report about three slow hours ending in drowsiness.

First 10 minutesWarm, giggly start
A cheerful lift that loosens conversation and brings out the laughs.
30 to 60 minutesGlue-heavy body
Relaxation works from the shoulders down until getting up feels optional.
2 to 3 hoursSnacks, then sleep
The munchies peak, followed by a drowsy, settled finish.

Commonly reportedRelaxedEuphoricHungrySleepy

With reported THC up to 30%, a small amount goes a long way, and it is best kept for evenings. Commonly reported downsides include dry mouth, dry eyes and couch lock, and at high doses some people report anxiety or a racing heart. General reports, not medical guidance.

Aroma, flavor and terpenes

Sweet vanilla and cream on the inhale, then diesel, rubber and a skunky funk on the exhale. Think dessert served in a mechanic's shop. It gets very loud in late flower, so run a good carbon filter.

Flavor notesVanillaGasSweetSkunky

CaryophyllenePepper, diesel

Powers the gassy, peppery exhale of the Glue side.

LimoneneCitrus, sweet

Brightens the creamy, sugary top notes.

MyrceneEarth, musk

Adds the heavy, skunky depth and body-first character.

Trim with gloves and a jar of isopropyl alcohol nearby for your scissors. A slow 10-14 day dry at about 60°F and 60% humidity keeps the vanilla from flattening out.

How to grow Grease Monkey

Rated moderate. It is vigorous and forgiving of small swings, but its dense, resin-heavy colas reward stable climate and firm airflow.

Indoors

Veg climate: 75-80°F, 55-65% RH
Flower climate: 68-80°F, 40-45% RH
Stretch: Expect it to roughly double after the flip
Light: 800-1,000 PPFD in flower (LED)
Training: Top twice, then fill a SCROG net
Feeding: Moderate to heavy; cal-mag under LED

Outdoors

Plant out: After last frost, nights above 50°F
Size: 5-7 ft with full sun
Harvest: Mid October
Best fit: Warm, dry autumns (USDA 7-10)
Watch for: Bud rot in long, heavy colas
Support: Stakes or a cage before week 4 of flower

Read the full indoor grow guide

Grease Monkey is a strong, fast-growing plant that can reach 5 feet indoors if you let it. Flip to 12/12 when plants are about half your available height, since the GG4 side tends to stretch noticeably in the first few weeks of flower. A 4×4 ft tent with a solid LED is a comfortable home for one or two plants.

Environment

Vegetative: 75-80°F with 55-65% relative humidity.
Flower: 68-80°F with RH near 40-45%. Stability matters more than perfection; steady conditions produce visibly thicker resin.
Airflow: fans above and below the canopy plus an exhaust with a carbon filter. Its colas are long and dense, so dead air is the enemy.

Training

Top twice during veg to break its tendency toward a few dominant colas, then weave branches through a SCROG net for an even canopy. A round of defoliation just before the flip and again around day 21 of flower lets light and air reach the inner bud sites.

Feeding and support

It handles a moderate to heavy feed and appreciates cal-mag under LED. Branches can sag under the weight of finished buds, so add trellis support or stakes before week four of flower.

Harvest timing

Most plants are ready 8 to 9 weeks after the flip. Check trichomes rather than pistils; around 10-20% amber matches its heavy, sleepy reputation, while a mostly cloudy harvest keeps the opening lift brighter.

Seed to jar in about 23 weeks

A typical indoor run with a trained canopy. Veg length is flexible; the 8-9 week bloom is not.

Germinate1 wkSeedling2 wkVegetate6 wkFlower9 wkDry and cure5 wk

Week 1Week 23

Germinate weeks 1-1
Paper towel at 75-80°F
Seedling weeks 2-3
Gentle light, 65-70% RH
Vegetate weeks 4-9
Top twice, fill the SCROG
Flower weeks 10-18
8-9 weeks, support by week 4
Dry and cure weeks 19-23
60°F, 60% RH, then jars

Growing Grease Monkey outdoors in the US

Outdoors, Grease Monkey is a big, sun-hungry plant that reaches about 5 to 7 feet and finishes in mid October. Transplant after your last spring frost, once nights stay above roughly 50°F, and pick the sunniest spot you have.

Its mid-October finish is the main thing to plan around. In places where autumn stays warm and dry, it can deliver heavy, resin-drenched colas. In places where October brings steady rain or early cold, those same thick colas hold moisture and invite mold. Thin interior growth, support the branches, and consider a greenhouse or hoop cover if your fall weather is unpredictable. Our outdoor planting guide covers timing by USDA zone.

Check your local rules before planting. Home cultivation is legal for adults in some states and not in others, and plant limits vary. See marijuana laws by state.

Will it finish where you live?

ExcellentInland California and the Southwest

Warm, dry autumns carry a mid-October finish with little mold pressure.

FairColorado Front Range and Utah valleys

Dry air helps, but an early frost can arrive before mid-October harvest.

FairMidwest

A late finish risks cold, wet October weeks; cover or start early.

PoorNortheast

Humid late summers and October rain are hard on its dense colas.

FairSoutheast and Gulf Coast

Heat suits it, but high humidity calls for serious airflow and thinning.

Check your state's home-grow rules before you plant. Laws by state

Who Grease Monkey is for

High-THC seekersExperienced consumers after a potent, heavy evening strain from their own garden.
Resin and hash makersOily, abundant trichomes make it a natural pick for kief and pressing.
Yield-focused tent growersA trained, topped canopy can fill a 4×4 tent with heavy colas.
Warm, dry-climate gardenersInland California and the Southwest give it the long, dry finish it needs.

Keep exploring

High THC seedsOur most potent genetics in one place High-yield seedsStrains bred to fill the canopy What is SCROG?The screen method that suits this plant How to germinate seedsGet every seed off to a clean start Strain finderMatch a strain to your space and taste

Grease Monkey strain data sheet

Genetics

Seed type: Feminized
Genetics: Indica-dominant hybrid
Lineage: GG4 x Cookies and Cream

Potency & profile

THC: 25-30% (supplier reported)
CBD: 0.1-1%
Commonly reported effects: Euphoric, Hungry, Relaxed, Sleepy
Flavors: Gas, Skunky, Sweet, Vanilla
Dominant terpenes: Caryophyllene, Limonene, Myrcene

Growing

Flowering time: 8-9 weeks
Height: 3-5 ft indoors, 5-7 ft outdoors
Difficulty: Moderate
Climate: Warm and stable, 68-80°F, 40-45% RH in flower
Best USDA zones: 7-10 (warm, dry autumns)
Outdoor harvest: Mid October

Yield

Indoor yield: 1.5-1.8 oz per sq ft
Outdoor yield: 18-25 oz per plant

Ranges are typical for this strain and vary with phenotype, environment and technique.

Grease Monkey FAQ

Is Grease Monkey indica or sativa?

Grease Monkey is an indica-dominant hybrid. It opens with a cheerful lift, but the effects lean heavily toward body relaxation and a sleepy finish.

How strong is Grease Monkey?

Our supplier reports THC around 25-30%, which places it among the stronger strains we carry. Results vary with phenotype, growing conditions and harvest timing, so newer consumers should start with a very small amount.

How long does Grease Monkey take to flower?

Most plants finish 8 to 9 weeks after switching to 12/12 indoors. Outdoors in the US, harvest usually falls in mid October.

How much does Grease Monkey yield?

Indoors, a trained canopy under strong light can give about 1.5 to 1.8 ounces per square foot. Outdoors, healthy plants in full sun typically produce around 18 to 25 ounces each.

Is Grease Monkey good for beginners?

It is rated moderate. It is vigorous and tolerant of small mistakes, but its stretch, heavy colas and need for 40-45% humidity in flower make it better suited to growers with a run or two behind them.

What does Grease Monkey smell and taste like?

Sweet vanilla and cream lead on the inhale, with diesel, rubber and skunk on the exhale. Caryophyllene, limonene and myrcene are the terpenes most commonly reported for this cross.

Where does Grease Monkey grow best in the US?

Warm, dry places with long autumns, especially inland California and the Southwest. In the humid Northeast or areas with early October frost, it does better indoors or under cover.

Why is it called Grease Monkey?

The name reflects both its parents and its smell. The GG4 side brings thick, greasy resin and a fuel-like funk, while Cookies and Cream adds the sweet vanilla, giving it a scent many people compare to a dessert in an auto shop.

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