Adonidia Palm Yellowing Base: Repotting or Division Needed

adonidia palm Indoor adonidia in 20" self-watering planter. Constantly sends new shoots, but one trunk yellowing at base and one older frond yellowing. Thinking of transplanting but can't find larger planter. Can this multi-trunk type be split? If so, buy another same-size planter. If not, online sources for larger planters? Live in Canada—would it survive winter outdoors or just plant in yard?

Expert Advice

Definitely needs larger container. If none locally, separate root system and pot individually—buys time but same issue later. Online planters expensive ($100+). Root system has 3 separate plants—carefully separate, expect transplant shock, may not all survive. Soak roots well before dividing to reduce shock. Outdoor planting not an option—too cold.