- Median THC
- 14.1%
- Flowering
- 8–10 weeks (~56–70 days)
What labs found
- Median THC
- 14.1%
- Typical range
- 12.1–18.8%
- Lab tests
- 27
- States
- 3
0%40%
Most of these tests come from one producer, so they may say more about that grower than the strain.
This is a small number of tests, so treat the range as rough.
Flower tested under this name in legal US markets, 2023–2025. The range covers the middle 90% of tests. Growers and labs vary, so a given jar can fall outside it. Data: Jikomes & Zoorob (CC0), Cannabis Wise Guys (CC BY 4.0), Cannlytics (CC BY 4.0).
About Grandpa’s Cookies
Grandpa's Cookies is a hybrid selection from the Ethos Cookies line. Known for skunk, diesel, lemon aromatics.
Grandpa’s Cookies is a hybrid selection bred out of the Ethos Cookies genetic family. State lab records track Grandpa’s Cookies across 3 legal markets between 2023 and 2025, with a large share of tested flower batches originating from a single regional cultivator. Photoperiod cuts typically finish flowering in 8–10 weeks (~56–70 days) under indoor or greenhouse lighting.
Aroma and flavor
Jars of Grandpa’s Cookies are most often described as showing classic skunky funk, sharp fuel and diesel, tart lemon peel and ripe mango. Chemotype data points to peppery beta-caryophyllene, bright, citrus-forward limonene and earthy, herbal myrcene as the primary aromatic drivers, with batch-to-batch variation depending on cultivation and curing.
Reported effects
Consumers commonly report a warm, soothing body tingle, an upbeat, cheerful mood and creative, associative thinking, making Grandpa’s Cookies a frequent pick for late-afternoon or flexible social and evening use. The most commonly noted downsides are occasional dizziness.
Specs
Growing
- Grower notes
- Photoperiod cuts typically finish flowering in 8–10 weeks (~56–70 days) under indoor or greenhouse lighting.
The flower
- Flavour
- Skunk, Diesel, Lemon, Mango
- Aroma
- Classic skunky funk, sharp fuel and diesel, tart lemon peel
- Terpenes
- Dominant terpenes: caryophyllene, limonene, myrcene
Family tree
Grandpa's Cookies is reported as Ethos Cookies.
- Parents
- Grandparents
- As reported, not a genetic test