StrainWeaver is a cannabis strain discovery platform that helps users explore strains through their terpene profiles, effects, genetics, and growing characteristics rather than relying only on popularity or ratings. Its searchable catalog includes more than 12,000 strains, from landrace varieties and classic genetics to modern hybrids. Users can browse by desired effects, such as relaxation, focus, creativity, or sleep, and explore compounds including myrcene, limonene, caryophyllene, and pinene.

Each strain profile brings together information on chemistry, lineage, likely effects, grow traits, similar strains, and confidence levels. StrainWeaver also offers tools to compare strains, trace genetic ancestry, and predict possible outcomes when two strains are crossed, including terpene inheritance, effects, and growing traits. Its Gene Matcher engine features measures such as Terpene Harmony, Timing Coherence, and Effect Breadth, alongside grower matching filters for difficulty, environment, and flowering time. The platform presents these scores as guidance based on available interaction patterns, not guaranteed outcomes. StrainWeaver is intended for adults aged 21 and over where cannabis is legal.