The Plant Grail
Plant Directory
This directory catalogs 216 houseplant species across 23 botanical families, with 2703 documented problems diagnosed and solved. Every entry is sourced from real owner-reported cases — not generic care sheets copied from nursery labels.
The most frequently diagnosed species is Pothos with 181 cases on file. The single most common problem across all species is yellow leaves, appearing in 6% of all diagnoses — more than root rot (5%) and pest damage (5%) combined.
Select a plant below to see its full diagnostic profile: known problems, evidence-based solutions, and prevention protocols ranked by confidence score.
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calathea
Goeppertia spp.
aka Prayer Plant
spider plant
Chlorophytum comosum
aka Airplane Plant
peace lily
Spathiphyllum
aka Spathiphyllum
anthurium
Anthurium spp.
orchid
Phalaenopsis spp.
jade plant
Crassula ovata
aka Money Tree
rubber plant
Ficus elastica
aka Rubber Tree
alocasia
Alocasia spp.
aka Elephant Ear
hoya
Hoya spp.
aka Wax Plant
bird of paradise
Strelitzia reginae
aka Strelitzia
begonia
Begonia spp.
african violet
aka Saintpaulia
dieffenbachia
Dieffenbachia spp.
aka Dumb Cane
string of pearls
Curio rowleyanus
aka Senecio Rowleyanus
aloe vera
Aloe vera
aka Burn Plant
parlor palm
Chamaedorea elegans
boston fern
Nephrolepis exaltata
aka Sword Fern
croton
Codiaeum variegatum
aka Codiaeum
peperomia
Peperomia spp.
aka Radiator Plant
pilea peperomioides
Pilea peperomioides
aka Chinese Money Plant
monstera adansonii
Monstera adansonii
air plant
Tillandsia spp.
echeveria
Echeveria spp.
ficus
Ficus spp.
ficus elastica
Ficus elastica
aka Rubber Plant
rhaphidophora tetrasperma
money tree
Pachira aquatica
ferns
cast iron plant
Aspidistra elatior
aka Aspidistra
strawberry
blueberry
chinese evergreen
Aglaonema spp.
bromeliad
Bromeliaceae (family)
monstera
aka Swiss Cheese Plant
begonia maculata
Begonia maculata
english ivy
Hedera helix
string of hearts
Ceropegia woodii
dracaena
Dracaena spp.
sansevieria trifasciata
rose
Rosa spp.
variegated monstera
Monstera deliciosa 'Albo Variegata'
prayer plant
Maranta leuconeura
alocasia frydek
Alocasia micholitziana 'Frydek'
philodendron brasil
Philodendron hederaceum 'Brasil'
hydrangea
tradescantia
Tradescantia zebrina
aka Wandering Dude
calathea orbifolia
Goeppertia orbifolia
air plants
cactaceae (family)
fittonia
Fittonia albivenis
dracaena marginata
majesty palm
Ravenea rivularis
haworthia
Haworthia spp.
pink princess
Philodendron erubescens 'Pink Princess'
indoor lemon
Citrus limon
staghorn fern
sedum
Sedum spp.
amorphophallus titanum
epipremnum pinnatum
scindapsus pictus
Scindapsus pictus
hoya carnosa
pachira aquatica
alocasia polly
cactaceae
bonsai
lucky bamboo
Dracaena sanderiana
mammillaria
oxalis triangularis
chamaedorea elegans
phalaenopsis orchid
bromeliads
inch plant
Tradescantia zebrina
scindapsus treubii
Scindapsus treubii
syngonium
Syngonium podophyllum
aka Arrowhead Plant
kimberly queen fern
Nephrolepis obliterata
schefflera
Schefflera arboricola
aka Umbrella Plant
ponytail palm
Beaucarnea recurvata
aglaonema
aka Chinese Evergreen
aspidistra elatior
crassula ovata
aka Jade Plant
nephrolepis exaltata
tillandsia
alocasia dragon scale
Alocasia baginda 'Dragon Scale'
philodendron pink princess
venus flytrap
moon cactus
Gymnocalycium mihanovichii
alocasia silver dragon
Alocasia baginda 'Silver Dragon'
philodendron sellum
syngonium podophyllum
indoor lime
Citrus aurantiifolia
fruiting indoor
Various species
caladium
chlorophytum comosum
Chlorophytum comosum
aka Spider Plant
prickly pear cactus
parodia
philodendron gloriosum
Philodendron gloriosum
coffee plant
Coffea arabica
nerve plant
Fittonia albivenis
schefflera arboricola
aglaonema spp.
golden barrel cactus
maidenhair fern
philodendron micans
Philodendron hederaceum var. hederaceum
philodendron white knight
nepenthes
echinopsis
pothos scandens
ficus religiosa
lithops
pothos marble queen
san pedro cactus
euphorbia tirucalli
schlumbergera
echinocereus
graptopetalum
crassula
anthurium regale
pitcher plant nepenthes
birds nest fern
epipremnum pinnatum variegated
gymnocalycium
kalanchoe
Kalanchoe spp.
bonsai ficus
alocasia baginda
stephania erecta
haworthia cooperi
spanish moss
Tillandsia usneoides
raspberry
Rubus idaeus
peony
Paeonia spp.
hosta
Hosta spp.
lavender
Lavandula angustifolia
bamboo
Bambusoideae / Chamaedorea
ficus benjamina
ficus benghalensis
christmas cactus
Schlumbergera bridgesii
easter cactus
sedum lineare
portulaca oleracea
sesuvium portulacastrum
euphorbia royleana
kalanchoe laxiflora
basil
oak tree
begonia rex
anthurium crystallinum
anthurium clarinervium
Anthurium clarinervium
begonia angel wing
anthurium warocqueanum
begonia beefsteak
bird's nest fern
rabbit's foot fern
hoya krimson queen
hoya compacta
Hoya compacta
hoya mathilde
hoya linearis
hoya publicalyx
Hoya pubicalyx
white wizard
philodendron spiritus sancti
pitcher plant sarracenia
rabbits foot fern
alocasia black velvet
philodendron white wizard
pinguicula
nepenthes ampullaria
drosera rotundifolia
platycerium grande
rhaphidophora tetrasperma variegated
ficus bonsai
jade bonsai
fukien tea bonsai
parodia warasii
pachycereus pringlei
epiphyllum
echinocactus
cereus cactus
ball cactus
columnar cactus
saguaro cactus
hedgehog cactus
aloe
hens and chicks
burros tail
panda plant
aeonium
rebutia
cereus
bonsai jade
schefflera actinophylla
heptapleurum bonsai
dizygotheca elegantissima
fatsia japonica
cyperus alternifolius
gardenia jasminoides radicans
camellia sasanqua
trachelospermum jasminoides
punica granatum nana
rhododendron obtusum
myrtus communis
citrus mitis
lagerstroemia indica
gasteria
cycas revoluta
howea forsteriana
phoenix canariensis
asparagus fern
hyacinth
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