Calathea undulata — a hard houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Calathea undulata

Calathea Undulata

Updated · 53 observations
ON THIS PLANT
A note from PlantMom

Goeppertia undulata has moderate resistance to disease but can be susceptible to leaf spot disease. Its leaves may curl and dry out when humidity is low. The plant's care requirements are considered difficult because it needs high humidity and good ventilation to grow properly. These conditions can be hard to achieve in typical indoor environments. Goeppertia undulata is appropriate for people who can provide the high humidity it needs, but even experienced growers may struggle to get it to thrive. Novices might be able to keep it alive, though it may not perform well.

— PlantMom
CARE GUIDE

How to keep Calathea Undulata.

Light

Goeppertia undulata originates from habitats such as forest understories or rocky areas, where it grows under natural shade. It prefers partial sun but can tolerate full sun or full shade, illustrating its versatile and hardy nature.

Humidity

This plant will thrive in moderate humidity, which is probably the level in your home. However, misting it a few times a week can be very beneficial. Make sure the room has good ventilation.

Temperature

Goeppertia undulata comes from tropical areas where the climate is generally warm and humid. Therefore it is adapted to high temperatures and humidity. It is sensitive to sudden temperature changes and prefers a steady temperature, so indoor temperature fluctuations should be avoided. It usually cannot tolerate cold and needs warmer conditions to grow. If the environmental temperature falls too low, the plant may stop growing or even die.

Fertilizer

Goeppertia undulata needs the most fertilizer during its active growth period, which takes place mainly in spring, summer, and early fall. Fertilizing supplies essential nutrients the soil may be lacking, supporting healthy root and stem development and maintaining the attractive foliage that is a key characteristic of this plant.

Pot & Repot

When repotting Goeppertia undulata, select a container slightly larger than the old one that provides good drainage. Repot during spring or fall and use a well-draining potting mix. Set the plant at the same depth it was previously. Thoroughly water it after repotting and place it in a warm area with bright, indirect light. Avoid overwatering to prevent root rot.

CHARACTERISTICS

Botanical profile.

Plant Type
Herb
Life Cycle
Perennial
Genus
Calathea
Family
Marantaceae
Hardiness Zone
10-12
Mature Height
30 cm to 61 cm
Mature Spread
30 cm to 61 cm
Leaf Color
Dark Green, Light Green
Leaf Type
Evergreen
Flower Size
2.03 cm to 3.05 cm
Bloom Time
Summer, Early fall
Planting Time
Summer, Winter
Harvest Time
Late summer, Fall
Native Area
Brazil, Colombia, Peru
PLATES
Calathea undulata leaf
PLATE 01 · leaf
Calathea undulata leaf
PLATE 02 · leaf
Calathea undulata flower
PLATE 03 · flower
Calathea undulata flower
PLATE 04 · flower
Calathea undulata habit
PLATE 05 · habit
ALSO IN THE LIBRARY

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