The heart leaves on this species of Hoya are the reason why this plant has common names such as sweetheart plant, lucky-heart plant, and love heart plant. You can leave it in the 4″ or 6″ pot for a while (the one you’re propagating it in). The best method is by stem cuttings that have at least two heart-shaped leaves on it. However, cool temperatures and a humid environment also allow fungal spores to grow. A single leaf heart-shaped hoya never needs repotting because the leaf only grows a root system. For example, a container that is too large will put the plant at risk of root rot. You need a stem cutting to propagate a vining Hoya kerrii. Keep the indoor temperature between 65°F to 80°F (18°C – 27°C) for best growth. If you don’t see roots, just pin the softwood stems down and they’ll appear. I’m wrapping up the ways to propagate with layering. If you are watering your sweetheart plant correctly, try moving your heart-leafed plant out of direct sunlight. It also may take many years before your heart-shaped Hoya plant blooms with porcelain-like flowers. The potting medium needs to be fast-draining, and large pots hold too much moisture for small plants. My questions are, though, how do we know when it is ready to move to it’s own planter what is the best way to do this without disturbing it? It’s also called Hoya Heart, Wax Heart, or a even the Lucky Heart plant. Sweetheart hoya is a light feeder and requires little fertilizer. All you need to do to repot a heart-leaf hoya is to remove it from its existing container. The best type of medium for this species of Hoya to grow is orchid pot soil, sphagnum moss, coconut husk or cactus mix. Cut a healthy stem from a Sweetheart Hoya just below the node, making sure there are two or three leaves on it. The most common hoya heart plant has bright-green succulent leaves that are in a perfect heart shape. You can prune your Sweetheart Hoya to control the size, make it bushier, thin it out, remove any dead growth, or if you want to propagate it. Nell. I would love to get my hands on a established obavata! Hi – To the best of my knowledge, stems (of plants in general) do photosynthesize as long as they’re green. Sweetheart Hoyas grow better in humid conditions, unlike many other species of cacti and succulents. Then one day someone stole it from our porch!!!! They are extremely easy to care for as they grow in most indoor environments. I imagine it takes years for them to bloom when grown from seed. Hoya Kerrii Care Guide Light. Hoya Kerrii plant grows well in dry air and warm temperatures but humidity over 40% encourages faster growth. You only need to feed the Hoya sweetheart once a month. Dab a bit of honey or cinnamon on the cut ends to discourage bacteria. The leaves start to root after 5 or 6 weeks but there was no new growth action at all, and I waited a full year. I am not great at gardening or tending for plants. A light solution of balanced, water-soluble houseplant fertilizer mixed at a rate of ¼ teaspoon (1 ml.) The cactus was my mothers who passed away at 99, a year ago and since then it has bloomed every other month! And now they are so sick. Fertilize up to four times a year in the growing season. The leaf will root, and with proper care, your hoya heart leaf cutting can live for several years without growing a stem and other leaves. Water well, then set the pot aside to drain until the potting mix is evenly moist but not saturated. They do show areal roots. Enough said on that. I’ve heard otherwise – that if it works, it could go either way. AHH so many questions…Thank you! POT IT! Not providing a potting medium that is well-draining - Even if a particular Hoya species likes to stay … If you find these “lucky heart plants,” they are usually very expensive.