Wax Ivy / Natal Ivy
Senecio macroglossus
description
Wax Ivy is a succulent vine whose thick glossy leaves resemble ivy.
benefits
- Fast-growing
- Suitable for containers
warnings
- Toxic to cats
- Toxic to dogs
How to care for Wax Ivy
sunlight
In South African forest edges and scrub, Wax Ivy climbs toward bright, filtered light and can meet some sun in open spots. At home, place it near a bright window rather than in a dim corner.
Bright indirect light
A spot a short distance back from an east, west, or south window works well. Variegated forms need especially bright indirect light to keep their markings.
Bright light with gentle direct sun
A few hours of morning or late-day sun is suitable, especially after gradual acclimation. Avoid suddenly placing it in intense midday sun, which can scorch the leaves.
watering
Let the potting mix dry well between waterings. Wax Ivy stores water in its thick leaves, so it is safer slightly dry than kept consistently damp.
Spring and summer
In bright, warm conditions, water about every 7-10 days. Check that the top half of the mix is dry and the pot feels noticeably lighter, then water thoroughly until excess drains away.
Autumn and winter
In cooler or lower-light conditions, water roughly every 2-3 weeks, only after the mix is nearly dry throughout. Variegated plants and vines in dim rooms usually use water more slowly.
Heat, strong light, small terracotta pots, and an actively growing vine can shorten the interval. A larger pot, dense soil, cool air, or low light will lengthen it.
humidity
Humidity
Wax Ivy comes from southern African woodland edges, but its thick, glossy leaves store moisture. It is comfortable in typical household humidity of about 35-60%, with 40-60% ideal.
Very dry heated air can cause brown, crisp leaf edges, slight curling, or slow new growth. Good airflow is helpful, especially if humidity stays high.
- Keep it away from radiators, heating vents, and hot sunny glass.
- Use a small humidifier nearby rather than misting the leaves regularly.
temperature
Preferred temperature
Winter minimum
Native to warm parts of southern Africa, Wax Ivy is happiest in steady indoor warmth. It copes with typical room temperatures, but cold slows growth and can damage its fleshy leaves, especially if the compost is wet.
nutrition
March - September
Feed about once a month while Wax Ivy is putting out new vines and leaves. Use a balanced liquid houseplant fertilizer at half the label strength, applied to damp soil. Stop feeding in winter or whenever growth has slowed.
Nitrogen
Nitrogen supports the glossy leafy growth that makes this vine attractive. A diluted balanced fertilizer supplies enough without pushing soft, stretched growth.
soil
Gritty, fast-draining soil
Wax Ivy has succulent roots that need air around them and can rot in heavy, wet compost. Use a cactus or succulent mix, or loosen regular potting soil with perlite, pumice, or coarse grit.
pH 6,0 - 7,0
This is slightly acidic to neutral, a range most quality cactus mixes already provide. Avoid strongly acidic mixes and choose a pot with drainage holes so excess water can leave quickly.