The Official Cannabis Independent strain guides
Jack Herer No 18 Shop
The Official Cannabis collection · sheet 18No 18 · Jack HererEffects

Effects

Jack Herer effects: what people report

Leafly’s top user-reported effects for Jack Herer are focused, energetic and creative; its top reported downsides are dry mouth, anxious and dry eyes.1 Weedmaps’ user-report summary lists uplifted, happy and relaxed.2

This page reports what people and breeders describe. It is not medical advice, and it makes no claim that Jack Herer treats or prevents any condition.

Reports by source

SourceReported descriptorsReported downsides
Leafly usersFocused, energetic, creative1Dry mouth, anxious, dry eyes1
Weedmaps usersUplifted, happy, relaxed2—
AllBudCreative, euphoria, focus, sociable and uplifting3—
Sensi Seeds (seller)Describes a “stratospheric cerebral high” in seller copy4—

These are user reports and seller descriptions, not clinical findings.

Why reports and batches vary

The matched lab sample spans 3.24% to 39.09% total THC, and Sensi Seeds and Leafly each describe four phenotype types.1,4,5 Individual experience and a product’s chemistry can vary; reported descriptors are not medical outcomes.

Sources

  1. Leafly, Jack Herer strain information. Accessed Oct 5, 2026.
  2. Weedmaps, Jack Herer strain page. Accessed Oct 5, 2026.
  3. AllBud, Jack Herer marijuana strain information and reviews. Accessed Oct 5, 2026.
  4. Sensi Seeds, Jack Herer regular seeds. Accessed Oct 5, 2026.
  5. Cannlytics (CC BY 4.0), cannabis_results: public state lab results (filtered and aggregated by Official Cannabis). Accessed Oct 5, 2026.