Every plant in the world

Species catalog

Care data, real photos from members’ collections and a community bloom calendar – for every species.

1305species in catalog
378genera
98species grown by members
★ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Genera: H

78 species

Hamatocactus

Cactaceae
Hamatocactus hamatacanthusCactus · CactaceaeHamatocactus hamatacanthusno common name1 growers1 plantsHamatocactus setispinusCactus · CactaceaeHamatocactus setispinusno common name1 growers1 plants

Hatiora

CactaceaeThe Easter cactus needs a cool (10–12 °C), slightly drier winter rest to flower in spring.
Cactus · CactaceaeDrunkard's dreamHatiora salicornioidesBe the first to grow it!

Haworthia

AsphodelaceaeShade tolerant; leaves turning red or brown mean it is getting too much sun.
Succulent · AsphodelaceaeHaworthia arachnoideano common nameBe the first to grow it!Succulent · AsphodelaceaeHaworthia bolusiino common nameBe the first to grow it!Succulent · AsphodelaceaeHaworthia cooperino common nameBe the first to grow it!Succulent · AsphodelaceaeCathedral window haworthiaHaworthia cymbiformisBe the first to grow it!Succulent · AsphodelaceaeHaworthia emelyaeno common nameBe the first to grow it!Succulent · AsphodelaceaeHaworthia retusano common nameBe the first to grow it!Succulent · AsphodelaceaeHaworthia truncatano common nameBe the first to grow it!

Haworthiopsis

AsphodelaceaeOne of the easiest windowsill succulents – bright indirect light and rare, deep watering.
Succulent · AsphodelaceaeZebra plantHaworthiopsis attenuataBe the first to grow it!Succulent · AsphodelaceaeHaworthiopsis coarctatano common nameBe the first to grow it!Succulent · AsphodelaceaeZebra haworthiaHaworthiopsis fasciataBe the first to grow it!Succulent · AsphodelaceaeFairy washboardHaworthiopsis limifoliaBe the first to grow it!Succulent · AsphodelaceaeHaworthiopsis reinwardtiino common nameBe the first to grow it!Succulent · AsphodelaceaeHaworthiopsis viscosano common nameBe the first to grow it!

Hedera

AraliaceaeIndoors it dislikes warm dry air, where spider mites love to attack it.
Houseplant · AraliaceaeAlgerian ivyHedera algeriensisBe the first to grow it!Houseplant · AraliaceaePersian ivyHedera colchicaBe the first to grow it!Houseplant · AraliaceaeCommon ivyHedera helixBe the first to grow it!Houseplant · AraliaceaeIrish ivyHedera hibernicaBe the first to grow it!

Heliamphora

SarraceniaceaeIt needs cool nights (10–15 °C) and very high humidity – keep it in a terrarium.
Carnivorous · SarraceniaceaeHeliamphora heterodoxano common nameBe the first to grow it!Carnivorous · SarraceniaceaeHeliamphora ionasino common nameBe the first to grow it!Carnivorous · SarraceniaceaeHeliamphora minorno common nameBe the first to grow it!Carnivorous · SarraceniaceaeSun pitcherHeliamphora nutansBe the first to grow it!Carnivorous · SarraceniaceaeHeliamphora pulchellano common nameBe the first to grow it!

Helianthus

AsteraceaeAn annual; sow directly in place in mid-May and stake tall varieties.
Garden flower · AsteraceaeSunflowerHelianthus annuusBe the first to grow it!

Helleborus

RanunculaceaeRemove the old, spotted leaves before flowering for a better display and less fungal disease.
Garden flower · RanunculaceaeCorsican helleboreHelleborus argutifoliusBe the first to grow it!Garden flower · RanunculaceaeStinking helleboreHelleborus foetidusBe the first to grow it!Garden flower · RanunculaceaeChristmas roseHelleborus nigerBe the first to grow it!Garden flower · RanunculaceaeLenten roseHelleborus orientalisBe the first to grow it!Garden flower · RanunculaceaePirosló hunyorHelleborus purpurascensBe the first to grow it!

Hemerocallis

AsphodelaceaeEach flower lasts a day but a stem keeps producing buds for weeks; toxic to cats.
Garden flower · AsphodelaceaeCitron daylilyHemerocallis citrinaBe the first to grow it!Garden flower · AsphodelaceaeDumortiers TaglilieHemerocallis dumortieriBe the first to grow it!Garden flower · AsphodelaceaeOrange daylilyHemerocallis fulvaBe the first to grow it!Garden flower · AsphodelaceaeLemon lilyHemerocallis lilioasphodelusBe the first to grow it!Garden flower · AsphodelaceaeAmur daylilyHemerocallis middendorffiiBe the first to grow it!

Heptapleurum

Araliaceae
Heptapleurum arboricolaHouseplant · AraliaceaeDwarf umbrella treeHeptapleurum arboricola2 growers2 plants

Heuchera

SaxifragaceaeEvery 3–4 years replant deeper or divide in spring, as the crown lifts out of the soil.
Garden flower · SaxifragaceaeAmerican alumrootHeuchera americanaBe the first to grow it!Garden flower · SaxifragaceaeCrevice alumrootHeuchera micranthaBe the first to grow it!Garden flower · SaxifragaceaeCoral bellsHeuchera sanguineaBe the first to grow it!Garden flower · SaxifragaceaeHairy alumrootHeuchera villosaBe the first to grow it!

Hibiscus

MalvaceaeDon't turn or move it while in bud, or the buds will drop.
Garden flower · MalvaceaeSwamp rose mallowHibiscus moscheutosBe the first to grow it!Houseplant · MalvaceaeChinese hibiscusHibiscus rosa-sinensisBe the first to grow it!Herb · MalvaceaeRoselleHibiscus sabdariffaBe the first to grow it!Tree / bonsai · MalvaceaeRose of SharonHibiscus syriacusBe the first to grow it!Garden flower · MalvaceaeFlower-of-an-hourHibiscus trionumBe the first to grow it!

Hippeastrum

AmaryllidaceaeKeep it completely dry for 8–10 weeks from late August, then restart it for Christmas blooms.
Houseplant · AmaryllidaceaeButterfly amaryllisHippeastrum papilioBe the first to grow it!Houseplant · AmaryllidaceaeHippeastrum puniceumno common nameBe the first to grow it!
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