Philodendron hederaceum var. oxycardium

Source: KENPEI

Philodendron hederaceum var. oxycardium

Philodendron hederaceum var. oxycardium or Heartleaf Philodendron is fast growing climber and quite easy to care for.

It is also widely known as Philodendron scandens: the plant was identified independantly by different botanists and, in the end, the officially accepted scientific name is P. hederaceum. This is then divided in 3 varieties: var. oxycardium, var. kirkbridei, var. hederaceum.

Oxycardium and hederaceum are the most commonly available, they can be distinguished by the leaves: those of oxycardium are glossy while those of hederaceum are velvety.

All parts of the plant are mildly toxic.

Description:

Philodendron hederaceum var. oxycardium is a climbing, epiphytic vine growing up to 15 m high.

The stems are usually smooth, with internodes of 5-26 cm long and to 1 cm in diameter.

The leaves are heart shaped, shiny, dark green, up to 30 cm long. They grow on petioles of 8-23 cm long.

The flowers grow on a spadix. Flowering is very rare.

Common names:

Heartleaf philodendron, vilevine

Synonyms:

Arum hederaceum, Philodendron acrocardium, Philodendron cuspidatum, Philodendron harlowii, Philodendron micans, Philodendron microphyllum, Philodendron miduhoi, Philodendron oxyprorum, Philodendron pittieri, Philodendron scandens

Origin:

Mexico

Habitat:

Tropical moist forest, between 120-580 m

Substrate:

Commercial potting soil

Light:

Light, no direct sunlight, tolerates partial shade

Water:

Keep evenly moist. Water when the soil feels slightly dry, about once a week.

Fertilizer:

During growing season, every 2 weeks with universal liquid fertilizer. In the winter, once a month.

Temperature:

Room temperature: 18-25 °C. Growth stops at 15 °C.

Pruning:

The plant may be pruned to control size, in spring. Pruning will result in a bushier plant.

Repotting:

Repot in spring, about every two years, use a 1 size bigger pot. For big specimens in big pots, refreshing the surface soil will do.

Propagation:

By cutting and layering.

Make sure you there is a node as this is where roots will form. Rooting can be done in water or straight in potting soil, at room temperature.

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