Plant Care

If you've fallen for one hoya, you're probably already eyeing a second — and a third. This is a genus that rewards obsession. With over 500 recognized species and hundreds more named cultivars in circulation among collectors, hoyas range from the ubiquitous porcelain flower to rare, hard-to-source leaf forms that trade for real money in plant collector circles. But most people who search "hoya varieties" aren't trying to become a taxonomist — they're trying to figure out which hoya is which, what makes each one different to grow, and which ones are worth adding to a windowsill collection. This guide breaks down the hoya varieties you're most likely to encounter (or want to hunt down), what sets each one apart in terms of care, growth habit, and bloom, and how to tell visually similar species apart. If you're brand new to hoyas or want the full care rundown — watering, light, soil, blooming triggers — start with our complete Hoya care guide and come back here once you're ready to compare varieties. Why Hoya Varieties Differ So Much Unlike a genus like pothos, where most varieties are just color variations on the same vining leaf shape, hoyas are wildly diverse. Some are climbing vines with heart-shaped leaves. Some are stiff, upright shrubs. Some have leaves the size of a dinner plate; others have leaves smaller than a fingernail. This diversity comes from hoyas' native range spanning Southeast Asia, the Pacific Islands, and parts of Australia, where different species adapted to everything from rainforest canopy to rocky outcrops. What almost all hoyas share: they're epiphytic or semi-epiphytic succulent vines, they store water in thick leaves, they bloom in clustered umbels of star-shaped flowers, and they generally want bright indirect light, infrequent watering, and a well-draining, chunky substrate. The differences below are less about fundamentally different care philosophies and more about degree — how much light, how long between waterings, how patient you need to be for a bloom. Hoya Varieties Comparison Table Variety Leaf Type Growth Habit Light Needs Bloom Difficulty Beginner Friendly? Hoya carnosa Waxy, oval, deep green Vigorous climbing vine Bright indirect Easy Yes Hoya kerrii ("Sweetheart Hoya") Thick, heart-shaped Extremely slow vine (single-leaf cuttings rarely vine) Bright indirect to some direct Hard Yes (but slow) Hoya obovata Large, round, silver-speckled Moderate climbing vine Bright indirect Moderate Yes Hoya pubicalyx Long, narrow, speckled Fast, vigorous climber/trailer Bright indirect to direct Easy Yes Hoya australis Broad, glossy, rounded Vigorous climbing vine Bright indirect Easy-Moderate Yes Hoya compacta ("Hindu Rope") Curled, crinkled, waxy Dense, contorted vine Bright indirect Moderate Moderate Hoya curtisii Tiny, speckled silver dots Delicate trailing vine Bright indirect Hard Moderate (needs consistent humidity) Hoya macrophylla Very large, felted, variegated forms common Slow-moderate climber Bright indirect Hard Moderate Hoya bella Small, narrow, pointed Cascading/shrubby, best in hanging baskets Bright indirect Moderate Moderate Hoya linearis Thin, fuzzy, needle-like Long trailing strands Bright indirect, higher humidity Hard Advanced Hoya Carnosa: The Classic Wax Plant Hoya carnosa is the species most people picture when they hear "hoya" — it's the default porcelain flower, the one sold at garden centers, and the ancestor of many popular cultivars including 'Krimson Queen' (cream-and-green variegation with pink new growth) and 'Krimson Princess' (opposite variegation pattern — green center, cream edges). Carnosa is genuinely one of the easiest hoyas to grow: it tolerates a wide light range, forgives inconsistent watering, and blooms reliably once mature, producing clusters of star-shaped, waxy pink flowers with a red center that smell sweet, especially at night. If you're choosing your first hoya, carnosa (or one of its variegated cultivars) is the safest starting point. It's widely available, grows fast enough to feel rewarding, and its vining habit looks great trained on a trellis or left to trail from a hanging basket. Hoya Kerrii: The "Sweetheart Hoya" You've probably seen single hoya kerrii leaves sold in tiny pots around Valentine's Day — that thick, heart-shaped leaf is exactly what makes this species instantly recognizable. Here's the catch that surprises a lot of new owners: a single-leaf cutting of hoya kerrii, without a node attached, will often survive for years as a leaf but never grow a vine. To get an actual climbing plant, you need a cutting that includes a node (the small bump where a leaf attaches to a stem). If your goal is a full vining hoya kerrii rather than a novelty leaf, look specifically for multi-leaf or node-included cuttings when buying. Kerrii tolerates more direct light than most hoyas thanks to its thick, succulent-like leaves, and it's extremely drought tolerant. Patience is the main requirement — this is a slow grower even under ideal conditions. Hoya Obovata: Big, Round, and Forgiving Hoya obovata has large, rounded, slightly cupped leaves with faint silver speckling, and it's known for being one of the more forgiving hoyas for people who tend to underwater. Its thick leaves store water efficiently, and it handles a wider humidity range than delicate species like curtisii or linearis. Obovata is also a relatively fast climber for a hoya, making it satisfying for anyone who wants visible progress on a trellis or moss pole. Hoya Pubicalyx: Fast Growth, Easy Blooms If you want a hoya that blooms without years of waiting, pubicalyx is one of the more reliable bloomers in cultivation. Its long, narrow leaves are speckled with silver, and the plant grows quickly, tolerating more direct sun than most other hoyas (which also tends to trigger better blooming and deeper leaf color). Pubicalyx flowers are dark maroon to near-black with a fuzzy texture, distinct from the pink carnosa-type blooms most people expect. Hoya Compacta: The "Hindu Rope" Hoya compacta is a curly-leafed cultivar of hoya carnosa, sometimes marketed as "Hindu Rope" because its densely packed, twisted leaves create a rope-like braided appearance along the vine. It's slower growing than standard carnosa and benefits from slightly higher humidity to keep the crinkled leaf texture from crisping at the edges, but it shares carnosa's general care tolerance otherwise. Hoya Curtisii and Hoya Linearis: The Delicate Specialists These two are grouped together because they're both trickier than the varieties above and often disappoint beginners who assume "hoya" always means "easy." Hoya curtisii has tiny, silver-speckled, almost succulent-like leaves on thin trailing stems — beautiful in a hanging pot but prone to drying out and dropping leaves if humidity swings too low. Hoya linearis has thin, fuzzy, string-like leaves and wants consistently higher humidity (50%+) than most hoyas; it's a poor match for dry, heated homes in winter unless you're running a humidifier or growing it in an enclosed space. If you're comfortable with your general houseplant humidity but want to try one of these, curtisii is the easier of the two. Hoya Macrophylla: Big Leaves, Big Patience Required Hoya macrophylla produces some of the largest leaves in the genus, often felted or slightly fuzzy to the touch, with variegated cultivars ('Variegata', 'Rosemary') showing dramatic cream and green splash patterns. It's a slower grower than carnosa or pubicalyx and can be more sensitive to overwatering because its large leaf surface makes overwatering symptoms (soft, mushy patches) more visually dramatic when they occur. Hoya Bella and Hoya Australis: Cascading Bloomers Hoya bella has a shrubbier, more cascading growth habit than most hoyas, making it a favorite for hanging baskets where it can spill over the edges rather than climb. It blooms in dense clusters of small, white, star-shaped flowers with a purple-pink center. Hoya australis, by contrast, is a vigorous climbing species with broad, glossy leaves closer in size and shape to carnosa, and it's known for being one of the more fragrant hoyas when in bloom. Which Hoya Should You Start With? Want the easiest possible hoya? Hoya carnosa or a variegated carnosa cultivar. Want reliable blooms sooner? Hoya pubicalyx. Want the novelty factor and don't mind slow growth? Hoya kerrii — buy a node-included cutting, not a single leaf, if you want it to vine. Have a hanging spot and want cascading growth? Hoya bella or Hoya obovata. Already comfortable with hoya basics and want a challenge? Hoya curtisii or Hoya linearis. Care Basics That Apply to (Almost) Every Hoya Regardless of variety, most hoyas share these baseline needs: Light: Bright, indirect light. An east-facing window or a few feet back from a south/west window works well. Low light will keep a hoya alive but prevent blooming. Watering: Let the soil dry out significantly between waterings — hoyas store water in their leaves and are far more tolerant of underwatering than overwatering. Root rot is the most common way to lose a hoya. Soil: A chunky, fast-draining mix — think orchid bark, perlite, and a little standard potting mix — mimics their epiphytic roots in the wild. Humidity: Average household humidity (40-50%) is fine for most varieties; thin-leaved species like linearis and curtisii want more. Blooming: Hoyas bloom from the same spur (peduncle) repeatedly — never cut off a spent flower spur, as it will produce future blooms too. Patience and consistent bright light are the two biggest factors in getting a hoya to flower at all. For the full walkthrough on watering schedules, fertilizing, propagation, and troubleshooting yellowing or leaf drop, see our complete Hoya care guide. Hoyas vs. Other Trailing Succulent Vines If you're building out a collection of trailing plants, it helps to know how hoyas compare to other popular vining succulents: Plant Leaf Storage Type Bloom Frequency Growth Speed Hoya (most species) Succulent leaves Seasonal, once mature Slow to moderate String of Hearts Succulent tubers + leaves Frequent, small blooms Fast String of Pearls Succulent bead-like leaves Occasional, fragrant Moderate Satin Pothos (Scindapsus) Non-succulent Rarely blooms indoors Fast Where Hoyas Fit in a Plant Collection Hoyas pair beautifully with other trailing and cascading plants in a hanging display. Browse our low-maintenance plant collection for other easygoing houseplants, or check out our philodendron collection and tradescantia collection if you're building a full trailing-plant shelf. Pet owners should note that hoyas are generally considered non-toxic to cats and dogs, making them a solid pick from our pet-friendly houseplants collection — always verify with your vet if your pet is a persistent chewer. Common Problems Across Hoya Varieties Symptom Likely Cause Fix Soft, mushy, dark leaves Overwatering / root rot Let soil dry completely; check roots and repot into fresh, chunky mix if rot is present Wrinkled, shriveled leaves Underwatering (dehydrated, not dying) Water thoroughly and consistently for 2-3 cycles; leaves should plump back up No blooms despite years of growth Insufficient light or plant not yet mature Move to a brighter spot; some species (kerrii, macrophylla) simply take years to bloom Leaves losing variegation, going all-green Not enough light for the variegated cultivar Increase light — variegated hoyas need more brightness than solid-green forms to maintain pattern Sticky residue on leaves or nearby surfaces Nectar from blooms (normal) or pest honeydew If from blooms, this is harmless; if no blooms present, check for mealybugs or scale Yellowing lower leaves Natural aging, or overwatering if widespread A few yellow leaves at the base is normal; multiple yellowing leaves signals overwatering Leaf drop after repotting or shipping Transplant/transit shock Keep conditions stable, avoid fertilizing immediately, new growth should resume in a few weeks Propagating Hoya Varieties Most hoya varieties propagate the same way: stem cuttings with at least one node, rooted in water or moist perlite/sphagnum. A few variety-specific notes worth knowing: Hoya kerrii: Must include a node to grow beyond a single leaf — a leaf cutting without a node will root but stay a leaf indefinitely. Hoya carnosa and pubicalyx: Root quickly and reliably in water, often within 2-4 weeks, making them the best varieties for beginners to practice propagation on. Hoya curtisii and linearis: Root more slowly and are prone to rotting in water; sphagnum moss or a well-draining soil mix tends to work better than a water jar. Variegated cultivars: Take cuttings from sections showing strong variegation — an all-green section of a variegated plant will often propagate as a fully green (non-variegated) plant. For general propagation mechanics that apply across most houseplants, see our propagation methods guide. Seasonal Care Adjustments for Hoyas Hoyas are semi-dormant in winter and actively growing in spring through early fall, and treating every season identically is a common way to accidentally overwater a resting plant. Spring/summer: Active growth and typical bloom season. Water when the top 2-3 inches of soil are dry, and fertilize monthly with a balanced, diluted fertilizer. Fall/winter: Growth slows significantly. Reduce watering frequency by roughly half and stop fertilizing — hoyas in a semi-dormant state are far more vulnerable to root rot from a normal-season watering schedule. Light changes: If your hoya sits near a window that gets much weaker winter light, consider a supplemental grow light to maintain the bright conditions needed for blooming and variegation retention. See our grow light comparison guide if you're shopping for one. Buying and Sourcing Hoya Varieties Common species like carnosa, pubicalyx, and obovata are widely available and inexpensive. Kerrii is seasonally popular (especially around Valentine's Day) but often sold as single leaves rather than node cuttings — read the listing carefully if you want a plant that will actually vine. Rarer or newly popular cultivars (certain macrophylla variegates, less common curtisii forms) can command higher prices among collectors and are worth buying from a reputable seller who can confirm the exact cultivar, since misidentification is common in the hoya trade. If you're just building your first collection, our guide to buying houseplants online covers what to check before ordering live plants. Frequently Asked Questions What's the easiest hoya variety for beginners? Hoya carnosa (including its variegated cultivars 'Krimson Queen' and 'Krimson Princess') is the most forgiving and widely available option, followed closely by hoya pubicalyx. Why won't my hoya kerrii grow into a vine? If your kerrii was purchased as a single leaf without a node, it likely won't vine — it will simply persist as a leaf, sometimes for years, without producing new growth. You need a node-included cutting for the plant to climb. How do I tell hoya varieties apart when they're small? Leaf shape and texture are the most reliable indicators: carnosa has oval waxy leaves, kerrii has thick heart shapes, obovata has large rounded leaves with light speckling, pubicalyx has long narrow speckled leaves, and curtisii has tiny dotted leaves on thin trailing stems. Do all hoya varieties need the same care? The fundamentals (bright indirect light, well-draining soil, drying out between waterings) apply broadly, but thinner-leaved species like linearis and curtisii need more humidity, while thicker-leaved species like kerrii and obovata tolerate more drought and more light. Which hoya varieties bloom the fastest? Hoya pubicalyx and hoya carnosa tend to bloom sooner than slower growers like kerrii, macrophylla, or curtisii, which can take several years to reach blooming maturity. Ready to start (or expand) your hoya collection? Browse our best-selling houseplants and new arrivals to see what's currently in stock.