One rhythm across the genus. Syngonium is a genus of roughly forty climbing aroids native to tropical America, from Mexico south to Bolivia and through the West Indies (Plants of the World Online, n.d.). They start on the forest floor with simple arrow-shaped leaves and climb by clinging roots; as they climb, those leaves divide into lobes, so a juvenile and a mature plant can look like two different things.

Almost everything sold as a houseplant is Syngonium podophyllum, the arrowhead vine, or one of the many color selections drawn from it. The pink, cream and lime forms are pigment and variegation on the same easy species, which is why a single care rhythm carries across the whole genus.

None of this makes them fussy. The arrowhead vine has been a houseplant staple for decades because it grows quickly, roots from a cutting in a glass of water, and shrugs off the average living room. Give one something to climb and it turns from a tidy mound into a proper vine.

Light. Bright, indirect light is what keeps the color. In low light the new leaves come in greener and the stems stretch for the window. A spot near bright glass, out of harsh midday sun, is the sweet spot; strong direct sun can bleach the pink and cream selections.

Water. Keep it evenly moist. Water when the top inch of mix feels dry, then let the excess drain. A thirsty plant droops and perks back up within hours of a drink, but repeated bone-dry spells brown the edges.

Humidity & warmth. Average household humidity works, though 50 percent or more brings out fuller leaves. Keep it between 65 and 80°F (18–27°C) and above 55°F (13°C); it dislikes cold drafts.

Substrate & nutrients. Pot in a light, well-draining aroid mix, coir or peat loosened with perlite and a little bark so water moves through. Give a balanced fertilizer once a month while it is actively growing, and pause in winter.

Support & shaping. Left alone it trails, which suits a shelf or hanging pot. Give it a moss pole and it climbs, and the leaves get larger as it does. Pinch the growing tips now and then to keep it bushy, and root the trimmings in water to fill the pot.