Buy THCA Flower (Lab-Tested) — Buds & Pre-Rolls

Looking to buy THCA flower online? Highest Plain carries fresh, lab-tested THCA buds and convenient pre-rolls in multiple strains and sizes—with discreet, fast shipping. Every batch includes third-party COAs. Browse best sellers below, compare strains by potency and terpene notes, and add grinders or smell-proof travel kits at checkout.

Why shop Highest Plain
• Third-party lab results (COAs) for every batch
• Discreet packaging & age-verified checkout
• Sizes for every routine: pre-rolls, 3.5g, 7g, and bulk

Shipping notice
We do not ship consumable products to: Arkansas, Hawaii, Minnesota, Nevada, Oregon, Rhode Island, Vermont. See our State Shipping Rules page before ordering.

Quick links (optional)
• Prefer vapes? See THCA vape carts and disposables.
• Keep flower fresh with a grinder and a cleaning kit.