horticulture i plant id tropicals (houseplants). aracaria heterophylla cn: norfolk island pine ...
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Horticulture I
Plant ID
Tropicals (Houseplants)
Aracaria heterophylla
CN: Norfolk Island Pine Small evergreen tree – 4’ Native to Australia – 200’ Leaves: awl-like Indoor varieties do not produce cones Popular at Christmas
Chlorophytum comosum cv.
CN: Spider Plant Trailing, hanging habit New plants develop at shoot tips Leaves: 18” x ¾”
Green – light green-yellow line down middle
Dieffenbachia maculata
CN: Dumbcane Leaves: large, variegated green &
cream Thick trunk Poisonous if ingested
Epipremnum aurcum cv.
CN: Golden Pothos Vine Very hardy Leaves: bright mottled green & yellow Can be trained climbers
Euphorbia pulcherrima cv.
CN: Poinsettia Traditional color – dark red
variations of red, pink, white Colored bracts (leaves) Photoperiodic – short day
Ficus benjamina
CN: Weeping Fig Medium indoor tree Drooping branches Leaves: shiny, dark green, pointed Aerial roots on branches
Ficus elastica ‘Decora’
CN: Rubber Plant Evergreen shrub Large Leaves: 8-12” long, 4-6” wide
Thick, glossy, leathery dark green can be variegated
Maranta leuconeura var. kerchoviana
CN: Prayer Plant Small, compact Leaves: wide, oval
square dark green patches fold up at night “praying” red veins
Horticulture I
Plant ID
Tropicals II
Nephrolepis exaltata cv.
CN: Boston Fern Leaves: Large, green
leaf-like growth with long vein down middle Many leaf-like structures: “fronds”
No flowers or seeds Popular summer hanging basket & florist plant Propagated by division
Philodendron scandens var. oxycardium
CN: Parlor Ivy Vine Leaves: Heart-shaped
dark green, 5” glossy, waxy
Vigorous growers
Saintpaulia ionantha
CN: African Violet Low, compact Leaves: dark green
thick, hairy Flowers: small, violet-like
blue-violet, pink, fuchsia, white variations Most popular flowering houseplant
Schefflera arboricola
CN: Dwarf Schefflera Evergreen shrub Leaves: dark green, glossy
Palmate, whorled Multi-stemmed
fan out into a crown Fleshy orange fruit - winter
Spathiphyllum cvs.
CN: Peace Lily Leaves: large, 12-14”
elliptical Flowers: produced in a “spadix”
surrounded by a “spathe” (usually white) Popular at funerals
Tradescantia zebrina
CN: Purple Wandering Jew Trailing, succulent Leaves: oval, 3”
pointed, hairy, shiny Lower: bright purple Upper: dark purple, striped silver & green
Asparagus densiflorus ‘Sprengeri’
CN: Spengeri Fern Trailing Leaves: delicate apperance
needle-like bright or yellow green tiny thorns
Popular filler plant