What does the cryptic crossword clue "Ted meddling with dangerous plant (6-6)" mean?

The definition is "plant". The wordplay uses an anagram. anagram of TED + DANGEROUS = ADDERSTONGUE; definition: "plant" The answer is ADDERSTONGUE.

Ted meddling with dangerous plant (6-6)

Guardian Cryptic #29209 | 7 Down | 2023-10-24 flower