March canola gave up $2.90 to $475.80 per tonne.
May canola lost $2.40 to $484.80 per tonne.
March-May canola spread traded 7,835 times.
Chicago March soyabeans finished higher on optimism about US-China trade talks.
Paris Matif May rapeseed futures eased and Malaysian April palm oil futures dipped.
The Canadian dollar was trading at $1.3261 to the US dollar, or 75.41 US cents at 12:35 p.m. CST (1835 GMT). ICE canola will be closed for daytime trading on Monday for a Canadian holiday, resuming trade on Monday evening.