Hoya Pubicalyx Growth and Care Guide

The Hoya pubicalyx is a must-have houseplant for anyone looking for a low-maintenance succulent vine. It blooms with lovely, aromatic flowers. The plant’s lanceolate leaves are a rich green color.

You can sometimes find greyish flecks and purplish-gray stalks on the leaves. It’s a Philippine ascending trellis-loving Hoya plant. The Apocynaceae tribe of Hoya plants includes this common perennial houseplant.

What is the best way to look after the plant?

Hoya pubicalyx

The plant care needs for all Hoya Pubicalyx cultivars are the same. The following are the most important care instructions:


Place the plant in a warmer location with about six hours of bright, indirect sunshine per day. Avoid exposing them to the sun directly.

Though the hue of the leaves is enhanced by plenty of sunlight, too much exposure to the sun makes the leaves scorch.

A few hours of direct morning sunshine will suffice if you cannot supply six or even more hours of strong, indirect sunlight. Hoya can also be grown in a grow lamp.

During the plants’ downtime, you’ll need to supply between 12-14 hours of light per day and 16 hours per day during the growth period. Insufficient light exposure results in sparse blooming and dull foliage.

Maintain temperatures between 60and 75Fahrenheit for your Porcelain Flower during the growing season. Let temperatures not fall below 50℉ in the winter or fall.


Watering is a crucial element of Hoya Pubicalyx maintenance because all Hoya crops require the same amount of water. You need to water them regularly during their growing season, which is around weekly or so during the summer or spring. And for winter, you can water them after every few weeks.

Check out the top two inches of soil to see you need to water your Hoya Pubicalyx. It’s important to water if it’s become dry.

Nevertheless, the more lighting your plant receives, the more water it will require. Don’t let the Hoya Pubicalyx lie in stagnant water; if the leaves begin to drop, you’ve overwatered it! The plant may be thirsty if they start to look crepey or wrinkle.


Hoya Pubicalyx is a low-maintenance indoor plant that doesn’t require much pruning. Pruning the Pubicalyx vine is best done during summer or early spring.

Just after the flowering season is done, trimming the plant is recommended. To improve the entire plant’s appearance, remove several leaves from the plant’s lower section.

If your plant becomes too huge, trim a few of its components and replicate them in a separate container for future growth. Remove any yellow or dead leaves and any damaged stems during pruning.

Constantly wear gloves since the crop’s white sap might trigger allergic reactions.


Your tropical tree prefers high humidity and requires 60 to 70 percent humidity inside or outside the house. Keeping your house plant beside a humidifier is a good idea if you reside in a dry area. Hoyas can also be misted using the spray bottle.

However, once your plant begins to blossom, do not shower it. It also keeps the plant away from high conditioners, heaters, and vents to prevent the foliage from drying out.


Pubicalyx, like the hoya Kerri and other varieties, isn’t a heavy feeder, though it will benefit from some extra nutrients during the busy growing season. It’s recommendable to use liquid fertilizer to feed the plant.

To enhance blooming, use a potassium-rich fertilizer and sprinkle it on its leaves as well.

You can also give a monthly dosage of compost tea or diluted fish oil. You can use any balanced natural or diluted artificial fertilizer. Fertilize the vine during the flowering season to boost the number of flowers.

Utilizing compost tea or diluted fish oil monthly manure is also a great option. Even so, because your plant is semi-dormant in the winter, don’t feed it. You could instead water your potted plant twice per year. To avoid root burn, make sure the soil solution is wet before feeding.

Because the plant goes into a semi-dormant stage in the winter, don’t fertilize it. Always ensure the soil is wet before applying any fertilizer. You should never add fertilizer to a dry potting mix or soil.

Soil Type

The best way to care for Hoya publicly is to use the correct soil mix. This plant thrives in well-draining, light-yet-airy soil. It is beneficial when the soil drains effectively since root rot is avoided.

It is proposed to utilize a high organic, nutrient-dense soil to strengthen the root system. Mix a single part coarse perlite, one component orchid peel, and one component peat-free compost optimal outcomes.

Cactus compost is another excellent option, but you’ll have to add more perlite to ensure it’s well-drained. Keep a pH of 6.5 to 7.5 in the soil; acidic to neutral.


Like most varieties of hoya, such as the hoya krohniana you can root the leaves and cuttings in a growth medium. Nurture the cuttings as mature plants, and they will be in no time.

You can also grow Hoya cuts in water, though don’t leave them in there for far too long. Once roots show, move the seedlings to a suitable potting medium to help them grow stronger roots.

You can produce pubicalyx from seed if there are no available cuttings. In a constantly warm, 77Fahrenheit light, humid environment, peat moss sprouting can take up to five weeks.

Take away

This tropical perennial plant has a long life span and is perfect for any indoor houseplant assortment. This Hoya thrives in a shaded location, like a patio or a porch, during the summer. In the evenings, its fragrant scent is a nice complement to outdoor resting places.

In a tropical location, use porcelain bloom as a cover crop. It thrives in USDA hardiness regions 10b-11b in the terrain in the United States.

The vines could grow to a height of 20 feet if grown in a suitable outdoor environment. You may teach the plants to ramble or climb by strategically placing garden twine and supports.

Related Article: Hoya Crimson Princess