Reading Hawaii Cannabis Labels

Hawaii-Specific Labeling Requirements

Every cannabis product sold at a licensed Hawaii dispensary must carry a label that meets the requirements set by the Department of Health under Hawaii Administrative Rules Title 11, Chapter 850 (HAR 11-850). These rules, last updated December 6, 2024, govern everything from what information must appear on the label to how products must be packaged.

Because Hawaii's 8 dispensary licensees are vertically integrated — each company grows, processes, and sells its own products — the producer and retailer are always the same entity. This creates a shorter, more traceable supply chain than states with separate cultivation, manufacturing, and retail licenses.

What's on a Hawaii Cannabis Label

A compliant Hawaii medical cannabis label includes:

• THC and CBD content — Potency expressed as a percentage (flower, concentrates) or in milligrams per serving and per package (edibles, tinctures). This is the most important number for dosing decisions.
• Batch or lot number — A unique identifier linking the product to a specific production run, enabling the dispensary and DOH to trace any product back through the supply chain.
• Net weight or volume — The total amount of product in the package.
• Ingredient list — Required for manufactured products such as edibles and tinctures. All ingredients, including cannabis-derived ingredients, must be listed.
• Licensee information — The dispensary licensee's name and license number. Since Hawaii dispensaries are vertically integrated, this identifies both the producer and the seller.
• Warning statements — Legally required health and safety warnings, including keeping the product away from children, not operating vehicles while impaired, and that the product is intended for medical use by registered patients.
• Expiration or use-by date — Particularly important for edibles and tinctures with limited shelf life.
• Medical use statement — A statement indicating the product is for medical use by qualifying patients with a valid 329 card.

How to Read Potency

Potency is expressed differently depending on the product type. Understanding these numbers is critical for proper dosing, especially for patients new to cannabis.

Flower: THC Percentage

Flower labels show THC content as a percentage of the product's dry weight. A label reading "THC: 20%" means that 20% of the flower's weight is THC. For context, a 1-gram pre-roll at 20% THC contains approximately 200 mg of total THC, though not all of it is absorbed when smoked. Flower in Hawaii typically ranges from 15% to 28% THC.

Edibles: Milligrams of THC

Edible labels list THC in milligrams per serving and milligrams per package. For new patients, most Hawaii dispensaries recommend starting at 2.5 to 5 mg of THC — well below a full serving in many products. Always check both the per-serving and per-package numbers to understand total potency.

Concentrates and Vape Cartridges

Concentrates list THC as a percentage (often 60%–90%+) and may also show total milligrams. A 0.5-gram cartridge at 85% THC contains approximately 425 mg of THC. These products deliver significantly more THC per dose than flower and should be approached with caution by new patients.

Tinctures: Milligrams per Dropper

Tincture labels list THC and/or CBD in milligrams per dropper (or per mL) and per bottle. Tinctures are popular among medical patients because the dropper allows precise, incremental dosing — easy to increase by small amounts over time.

Terpene Profiles

Many Hawaii dispensaries now include terpene information on their labels or provide it upon request. Terpenes are aromatic compounds in the cannabis plant that contribute to flavor, aroma, and potentially to therapeutic effects through what researchers call the "entourage effect." Common terpenes include:

• Myrcene — Earthy, musky aroma. The most abundant terpene in cannabis, associated with relaxing effects.
• Limonene — Citrus scent. Associated with uplifting, mood-enhancing properties.
• Caryophyllene — Peppery, spicy aroma. The only terpene known to interact directly with CB2 receptors.
• Linalool — Floral, lavender-like scent. Associated with calming properties.
• Pinene — Pine-like aroma. Associated with alertness and mental clarity.

Child-Resistant Packaging

HAR 11-850 requires all cannabis products to be sold in child-resistant, tamper-evident packaging. Products must not be packaged in a way that is attractive to children. These requirements mirror federal standards for child-resistant medication packaging and exist to prevent accidental ingestion by minors.

Electronic Purchase Tracking

Every purchase at a Hawaii dispensary is recorded in the state's electronic tracking system, which monitors cumulative purchases against the 4-ounce per 15-day limit. Your 329 card is scanned at each visit, and the dispensary can see your remaining allowance. This system ensures compliance with possession limits while providing a record that may be useful for patients and their physicians to review consumption patterns.

For a complete guide to interpreting Certificates of Analysis and understanding potency data, see Reading Lab Results on TryCannabis.org.

Hawaii Administrative Rules Title 11, Chapter 850 (HAR 11-850), updated December 6, 2024, govern labeling, packaging, and tracking requirements for all medical cannabis products sold through licensed dispensaries.

Hawaii DOH — OMCCR