Banana Kush CBD: where does the banana smell come from?

Banana Kush is a name from cannabis culture, not from agronomy. The name ties the flower to the Kush family, whose story our article on OG Kush and its CBD versions tells. Its lineage is documented only by seed banks' own statements, with no public register to check them against.

French law does not recognise these names. The decree of 30 December 2021 only authorises Cannabis sativa L. varieties listed in the EU common catalogue or the official French catalogue, with no more than 0.30% Δ⁹-THC. Catalogue names are agronomic breeding names, such as Futura 75 or Santhica 27. Our guide to the EU variety catalogue explains why a product page almost always shows a street name instead.

In practice, two sellers can offer a "Banana Kush" grown from different plants. The name promises an aromatic mood, not a composition.

A flower's smell is usually credited to its terpenes, the volatile molecules that give citrus, pepper or hops their scent. For fruity flowers, that explanation falls short.

In 2023 a Californian team published in ACS Omega an analysis of varieties with very different aromas, paired with a sensory panel. The major terpenes (myrcene, limonene, β-caryophyllene) varied little from one flower to the next, while the smells differed sharply. The differences tracked minor compounds instead: sulfur compounds with tropical or citrus notes, skatole with a chemical note, and more than 30 esters, the chemical family that gives most fruits their scent.

Two of these esters, butyl and isoamyl senecioate, were described by the panel as having banana notes. In the fruit itself, a 2018 study of two banana cultivars lists isoamyl acetate among the dominant volatile compounds. The resemblance is chemical, then: closely related esters, not terpenes.

Two caveats. The study covers cannabis sold in the United States, not a Banana Kush CBD, and several authors have filed patents related to the findings. What it mainly shows is that a terpene profile is not enough to predict a smell. Our feature on hemp terpenes covers what they do, and what they are wrongly credited with.

The compounds behind the fruity note are present in traces and are highly volatile. Three stages make them vary from batch to batch.

• The plant: under the same name, the genetics can differ from one grower to another.
• Drying and curing: a flower dried too fast or too hot loses part of its volatiles. Our article on drying and curing describes these parameters.
• Storage: light, heat and air speed up the loss of aroma, as our guide to storing CBD flowers explains.

A clear banana smell when you open the pouch therefore says as much about the freshness of the batch as about the plant.

Since the name guarantees nothing, judge the flower on its certificate of analysis. Four lines matter:

1. the batch number, matching the one on the pouch;
2. Δ⁹-THC, at 0.30% or less;
3. the CBD content, expressed as a percentage of mass;
4. the analysis date and the name of the laboratory.

A terpene profile, when there is one, describes the general mood but does not predict a banana note, for the reasons above. Our guide to reading a certificate of analysis goes through each line, and the laboratory page describes the measurement methods. The catalogue has no Banana Kush at present. Flowers with a tropical, sweet profile, such as Mango Zkittlez, are listed in the CBD flowers category.

Selling raw hemp flowers has been allowed since the Conseil d'État decision of 29 December 2022, which struck down the ban set by the 2021 decree. Our article on the decree that tried to ban flowers tells the story. Two conditions remain: a variety listed in the catalogue and no more than 0.30% Δ⁹-THC, a threshold covered in our article on the legal THC level.

Presentation matters too. A flower sold "for infusion" becomes a foodstuff, and CBD foods are being withdrawn from the French market in 2026, as our update on CBD regulation explains. These products are for adults only. Finally, a compliant flower contains traces of THC that a saliva test can detect: our drug testing guide covers what to know before you drive.