Samite Herbalist — ruling 1

Samite Herbalist’s ability is a triggered ability, not an activated ability. It doesn’t allow you to tap it whenever you want; rather, you need some other way of tapping it, such as by attacking.

Samite Herbalist — ruling 2

If Samite Herbalist becomes tapped while casting a spell or activating an ability, that spell or ability resolves after Samite Herbalist’s triggered ability has resolved.

Samite Herbalist : règles, fonctionnement et interactions (MTG)

Samite Herbalist is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

Whenever this creature becomes tapped, you gain 1 life and scry 1. (Look at the top card of your library. You may put that card on the bottom.)

How it works : Samite Herbalist

Original English text — Wizards of the Coast / Scryfall

#1September 9, 2022· Wizards of the Coast
Samite Herbalist’s ability is a triggered ability, not an activated ability. It doesn’t allow you to tap it whenever you want; rather, you need some other way of tapping it, such as by attacking.
No other card is named in this ruling.
#2September 9, 2022· Wizards of the Coast
If Samite Herbalist becomes tapped while casting a spell or activating an ability, that spell or ability resolves after Samite Herbalist’s triggered ability has resolved.
No other card is named in this ruling.