Philodendron 'Red Heart' – Rare Hybrid with Striking Red Leaf Centers


Philodendron 'Red Heart' is an uncommon hybrid admired for its dramatic coloration. New leaves unfurl in deep maroon tones before maturing into very dark green, while a vivid red flush remains along the center of each blade. Unlike many philodendrons, this cultivar prefers slightly drier conditions, making it a distinctive and adaptable choice for collectors.
 
● Recognisable features of 'Red Heart'


Colouration: strong red hue radiating from the center vein, contrasting with dark foliage.
Juvenile growth: leaves emerge in deep maroon and transition to rich green.
Leaf form: broad blades with a smooth, herbaceous texture.
Growth habit: compact and upright, suitable for smaller displays or medium pots.
 
● Background and breeding


The exact parentage of 'Red Heart' is not fully documented, but it stands out within hybrid philodendrons for its intense red pigmentation. Its unusual colour profile makes it highly desirable for collectors seeking hybrids with traits beyond the common greens and burgundies.
 
● Care guidelines for Philodendron 'Red Heart'


Light: thrives in bright, indirect light; too little light reduces red intensity.
Temperature: prefers 20 – 28 °C; avoid prolonged cold below 16 °C.
Humidity: 60 – 75% keeps foliage vibrant but tolerates average indoor conditions.
Watering: allow the top layer of soil to dry more than with most philodendrons; avoid waterlogging.
Substrate: airy, well-draining mix with bark, perlite, and coco coir.
Feeding: monthly, diluted fertiliser during active growth enhances colour and strength.
 
● Possible challenges


Red fading: often caused by insufficient light or weak nutrition.
Yellowing leaves: usually linked to overwatering or compacted substrate.
Slow growth: common if kept too wet; this hybrid prefers slightly drier cycles.
Pests: check regularly for mites or thrips, especially on young foliage.
 
● Collector’s notes


Rarity: still uncommon in trade, available mainly through specialist nurseries.
Colour impact: red streaking remains visible even after leaves mature to dark green.
Adaptability: more tolerant of drier conditions than most philodendrons.
Toxicity: contains calcium oxalate; keep away from pets and children.
 
● Etymology


Genus:Philodendron (Schott, 1830), from Greek philo- “loving” + dendron “tree,” in reference to the genus’ climbing habit.Cultivar name: ‘Red Heart’ reflects the plant’s vivid red flush running from its center vein.
 
● Propagation and size


Propagation: stem cuttings with one or two nodes root well in warm, humid setups.
Rooting medium: sphagnum moss or fine bark/perlite encourages quick rooting.
Indoor size: compact, usually 50 – 90 cm tall with broad leaves as it matures.
 
● Grower FAQs


Does the red colour stay as the plant matures?Yes, while juvenile leaves are fully maroon, mature blades retain a strong red midrib flush.
Is it harder to grow than other hybrids?No, it is quite forgiving but prefers drier intervals compared to most philodendrons.
Can it be grown without high humidity?Yes, it tolerates average household humidity, though foliage looks best above 60%.
 
● Why Philodendron 'Red Heart' is a collector’s gem


With its deep maroon juvenile growth and lasting red flush through mature leaves, Philodendron 'Red Heart' offers a bold splash of colour in a manageable, easy-care hybrid. A rare find for any philodendron collection.