Grape Gas feminized cannabis plant in flower

Feminized seeds

Grape PiexJet Fuel Gelato

THC: 20-26%
Bloom: 8-10 wks
Yield/sq ft: 1.3-1.6 oz
Level: Moderate

Grape Gas Feminized Seeds

From $65.00

Candied grape on the nose, diesel on the exhale. A balanced hybrid of Grape Pie and Jet Fuel Gelato that turns deep purple in 8-10 weeks.

THC20-26%
Bloom8-10 weeks
Height3-5 ft indoors
LevelModerate

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SKU: BMS-GG-FEM Categories: Feminized Seeds, High THC Seeds, Hybrid Seeds

Quick answerGrape Gas is a balanced hybrid bred in California in the late 2010s from Grape Pie and Jet Fuel Gelato. It is known for a candied-grape and diesel aroma, deep purple frosty buds, reported THC of 20-26%, and an 8-10 week flowering time indoors.

Grape Gas at a glance

THC20-26%Supplier reported. Sits in our high-THC collection.

Flowering8-10 wksMeasured from the flip

Indoor yield1.3-1.6 ozPer sq ft, even canopy

Height3-5 ftIndoors. 5-7 ft outdoors

Outdoor harvestMid OctWarm, dry autumn regions

Bag appealPurple, spade-shaped buds under a heavy coat of frostCool finishing nights push the color even deeper

What is the Grape Gas strain?

Grape Gas was bred in California in the late 2010s by crossing two very different personalities. Grape Pie is a dessert line full of candied grape and pastry sweetness. Jet Fuel Gelato blends sharp, diesel-style fuel with the creamy smoothness of the Gelato family. The goal was a plant that kept both signatures, and it does.

In the garden, Grape Gas grows with real vigor. Plants run medium to tall with strong branching and set dense, spade-shaped buds that wash over with purple as flowering wraps up. Trichome coverage is heavy, which makes it a good candidate for home hash and rosin as well as flower.

The name says exactly what you get: a ripe grape-candy nose up front and a fuel-tank finish behind it. These feminized seeds are bred to produce female plants, and phenotypes tend to land close to that grape-and-fuel profile.

Grape PieJet Fuel Gelato

Grape Pie x Jet Fuel GelatoFeminized line

Grape Gas

How it feels

Consumers commonly report a smiling, social start that slides into a comfortable, full-body calm. Most say it holds steady for two to three hours.

First 10 minutesGrinning euphoria
A warm, upbeat mood arrives fast and makes company easy.
45 to 90 minutesBody settles in
The Grape Pie side brings a loose, comfortable calm through the limbs.
2 to 3 hoursSteady, mellow cruise
Relaxed but not knocked out at moderate doses, which suits evenings in.

Commonly reportedEuphoricRelaxedHappyCalm

With reported THC up to 26%, take a small first dose and give it time. Dry mouth and dry eyes are the usual reported side effects, and some people report feeling uneasy or dizzy at high doses. General reports, not medical guidance.

Aroma, flavor and terpenes

Grape soda and purple candy lead the way, with sweet mixed berry in the middle and a sharp diesel note that lingers after the exhale. The fuel side gets loud late in flower, so a carbon filter is a must indoors.

Flavor notesGrapeGasSweetBerry

MyrceneRipe fruit, musk

Rounds out the jammy grape base.

CaryophyllenePepper, diesel spice

Drives the fuel-heavy finish.

LimoneneCitrus zest, candy

Keeps the sweet top notes bright.

Cut whole branches and hang them in a dark room near 60°F and 60% RH. A slow 10-14 day dry followed by at least three weeks of jar curing brings the grape candy forward.

How to grow Grape Gas

Rated moderate. Vigorous growth and dense colas mean the two things to manage are stretch and late-flower humidity.

Indoors

Veg climate: 75-80°F, 55-60% 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 early, then flatten with a SCROG net
Feeding: Moderate to heavy in mid flower; cal-mag under LED

Outdoors

Plant out: After last frost with nights over 50°F
Size: 5-7 ft, larger in big beds
Harvest: Mid October
Best fit: Long, dry autumns (USDA 7-10)
Watch for: Botrytis in purple colas during wet spells
Protect: Cage or trellis; open up the center

Read the full indoor grow guide

Grape Gas grows fast and branches hard, so it fills space more quickly than many dessert hybrids. Indoors it usually finishes at 3 to 5 feet, but the flowering stretch can surprise first-time growers. Flip a little earlier than you think you need to, especially in a tent with limited headroom.

Setting the environment

Veg: 75-80°F days with 55-60% relative humidity.
Bloom: 68-80°F with RH held tighter at 40-45%, since the spade-shaped colas are very dense.
Color: cool nights in the last two weeks deepen the purple without slowing ripening.

Canopy control

Top early in veg, then weave the new shoots through a SCROG net to keep every cola at the same height under the light. Run 800-1,000 PPFD in flower under LED. A round of defoliation around day 21 of bloom opens the middle of the plant to light and air.

Feeding

This is a hungry plant in mid flower. Increase phosphorus and potassium from week three to week six, keep cal-mag in the mix under LED, then taper toward the end.

Picking the harvest window

Most plants are ready 8 to 10 weeks into flower. Grape-heavy phenotypes often finish nearer week 8, while fuel-leaning ones can want the full 10. Let the trichomes decide: mostly cloudy with some amber is the sweet spot for its relaxed side.

Seed to jar in about 23 weeks

One typical indoor schedule. Veg time is your call; the 8-10 week bloom is built into the genetics.

Germinate1 wkSeedling2 wkVegetate5 wkFlower10 wkDry and cure5 wk

Week 1Week 23

Germinate weeks 1-1
Paper towel or plug, 75-80°F
Seedling weeks 2-3
Soft light, 65-70% RH
Vegetate weeks 4-8
Top early, set up the net
Flower weeks 9-18
8-10 weeks on 12/12
Dry and cure weeks 19-23
Hang dry, then jar cure

Growing Grape Gas outdoors in the US

Outdoors, Grape Gas likes heat, full sun and a dry finish. Healthy plants commonly reach 5 to 7 feet and can produce roughly 18 to 21 ounces each, ready around mid October. Set plants out after the last frost, once nighttime temperatures stay above about 50°F.

That mid October harvest is the main thing to plan around. In places where fall rain or early frost shows up in the first half of October, the dense purple colas are exposed during their most vulnerable weeks. A greenhouse, hoop house or simple rain cover makes a big difference, as does pruning the interior so wind can move through. Our harvest, dry and cure guide covers what to do once it comes down.

Laws on home growing vary from state to state, and some states do not allow it. Review marijuana laws by state before starting seeds.

Will it finish where you live?

ExcellentInland California and the Southwest

Hot summers and dry Octobers give the late finish plenty of safe time.

FairColorado Front Range and Utah valleys

Dry air is ideal, but mid October can bring frost before colas are done.

FairMidwest

Possible in warmer southern areas; northern gardens risk cold, wet weather at harvest.

PoorNortheast

Humid falls and early chills make a greenhouse or indoor grow the safer choice.

FairSoutheast and Gulf Coast

The season is long enough, but persistent humidity puts dense purple buds at risk of mold.

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

Who Grape Gas is for

Fans of grape and fuelAnyone who wants candy-sweet fruit and sharp diesel in the same jar.
Indoor growers with a netVigorous branching fills a SCROG fast and rewards an even canopy.
Purple flower loversCool late nights turn the buds a striking deep purple under thick frost.
Home extract makersHeavy resin coverage makes it a natural pick for hash and rosin projects.

Keep exploring

High THC seedsPotent picks for experienced consumers Feminized seedsFemale plants from every seed How to harvest, dry and cureProtect the grape-and-gas terpenes after the chop Strain finderMatch strains to your space and taste Flowering stretch explainedPlan headroom for vigorous hybrids

Grape Gas strain data sheet

Genetics

Seed type: Feminized
Genetics: Balanced hybrid
Lineage: Grape Pie x Jet Fuel Gelato

Potency & profile

THC: 20-26% (supplier reported)
CBD: 0.1-1%
Commonly reported effects: Calm, Euphoric, Happy, Relaxed
Flavors: Berry, Gas, Grape, Sweet
Dominant terpenes: Caryophyllene, Limonene, Myrcene

Growing

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

Yield

Indoor yield: 1.3-1.6 oz per sq ft
Outdoor yield: 18-21 oz per plant

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

Grape Gas FAQ

Is Grape Gas indica or sativa?

Grape Gas is a balanced hybrid with a slight indica lean in how it feels. Growth is vigorous and medium-tall, and the effect moves from upbeat euphoria into relaxed body calm.

How strong is Grape Gas?

Our supplier reports THC of 20-26%, placing it in our high-THC category. Potency varies with phenotype, environment and harvest timing, so treat the top of that range as a ceiling rather than a promise.

How long does Grape Gas take to flower?

Indoors, plan on 8 to 10 weeks after switching to 12/12. Outdoors in the US it typically finishes around mid October.

How much does Grape Gas yield?

Indoor growers can expect roughly 1.3 to 1.6 ounces per square foot with a trained, even canopy. Outdoor plants in full sun can give about 18 to 21 ounces each.

Is Grape Gas easy to grow for beginners?

It is rated moderate. A beginner can grow it with some preparation, but its stretch and dense colas call for headroom planning, good airflow and flowering humidity around 40-45%.

What do Grape Gas buds smell and taste like?

Think grape candy and sweet berry with a strong diesel finish. Myrcene, caryophyllene and limonene are the terpenes most commonly reported.

Where does Grape Gas grow best outdoors in the US?

Inland California and the Southwest are the best fit because their dry autumns cover the mid October finish. Colder or wetter regions should consider a greenhouse or growing indoors.

How do I get purple buds from Grape Gas?

The purple comes from its genetics, but cooler nights in the final two weeks of flower help it show. Dropping night temperatures 10-15°F below daytime is usually enough.

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