Skip to content

Plant guide

Beach naupaka.

Scaevola taccada

Pronounced she-VO-la ta-KA-da

Also known as Beach Naupaca, Beach Naupaka, Cardwell cabbage, beach cabbage, beach scaevola, beach-cabbage, half-flower, pipetree

Download on the App StoreGet it on Google Play

Beach naupaka is a tough, salt tolerant shrub that thrives in coastal environments. It is famous for its unique half flowers that look like they are missing a side. You will find it growing naturally along sandy beaches and dunes.

At a glance

Care level
Easy
Plant type
Shrub
Light
Full sun
Indoor light
Direct sun
Water
Every 7 to 14 days
Mature size
10 to 15 feet
Growth rate
Fast
Hardiness
USDA 10 to 12
Bloom time
Year round in tropical climates

Care

This plant loves plenty of sun and handles salt spray with ease. Keep an eye out for yellowing leaves, which might mean it needs better drainage or less water. It is very drought tolerant once it is established in your garden.

Watering
Water deeply when the soil feels dry to the touch.
Feeding
Use a balanced fertilizer during the active growing season.
Pruning
Trim back occasionally to maintain a tidy shape.
Repotting
Repot only when the plant becomes root bound in its container.
Soil
Sandy, well draining soil
Soil pH
Neutral to alkaline
Temperature
10 to 35°C
Humidity
60 to 90%
Drought tolerance
High
Lifespan
Perennial, typically 10 to 20 years
Deer and rabbits
Moderate

Signs it needs repotting

  • Roots growing out of the drainage holes
  • Water sitting on the surface for too long
  • Stunted growth during the active season

Safety

People
There is no significant toxicity reported for humans, but ingestion is not recommended.
Children
The white, fleshy fruits might look tempting to children but should not be eaten.
Contact allergens
The sap may cause mild skin irritation in sensitive individuals.
Airborne allergens
There are no notable respiratory allergens associated with this plant.
Edibility
The fruit is generally considered inedible and may cause digestive distress.

How to identify it

  • Succulent, bright green leaves
  • Distinctive half flowers
  • White, fleshy, berry like fruit
  • Spreading, shrubby growth habit
Height
1.5 to 4m
Spread
2 to 5m
Leaves
bright green, glossy, evergreen
Flowers
white, 2 to 3cm
Fruit
white, Year round

Problems to watch for

    Check your beach naupaka from a photo

    Pocket Botanist looks at a photo of your plant and tells you what's wrong and what to try first.

    Download on the App StoreGet it on Google Play

    Growing it

    Propagation
    cuttings, seed
    When to plant
    spring, summer, fall
    Overwintering
    In cooler climates, move the container indoors to a bright, warm location before the first frost. Keep the soil slightly drier during the winter months.
    In containers
    It grows well in large pots, provided the container has excellent drainage and is at least 40 cm wide.

    Stem cuttings

    1. 1. Take a 10 cm cutting from a healthy stem.
    2. 2. Remove the lower leaves.
    3. 3. Dip the end in rooting hormone.
    4. 4. Plant in moist, sandy soil.
    5. 5. Keep in bright, indirect light until rooted.

    Group this plant with other salt tolerant species to create a resilient coastal buffer zone.

    Grows well with

    • Sea Grape · They share similar coastal environmental requirements.
    • Beach Morning Glory · They naturally occur together in dune ecosystems.

    Similar species

    • Fan Flower · It is a closely related species often used as a groundcover.

    Science

    Family
    Goodeniaceae
    Genus
    Scaevola
    Order
    Asterales
    Class
    Magnoliopsida
    Native range
    Coastal regions of the tropical Indo Pacific.
    Conservation
    It is a common coastal shrub and is not currently listed as endangered.

    It acts as a pioneer species on sandy beaches, stabilizing dunes with its extensive root system.

    Value to wildlife
    nectar source, coastal erosion control
    Pollinators
    bees, butterflies
    Uses
    coastal landscaping, hedge, windbreak, erosion control

    Through the year

    JFMAMJJASOND
    Flowering
    Fruiting
    Foliage

    Ecological indicators

    Salinity
    8/9
    Soil reaction
    7/9
    Light
    8/9
    Temperature
    9/9
    Moisture
    4/9
    Nutrients
    3/9

    Taxonomy resolved against GBIF.

    Questions people ask

    Can I grow this in a pot?
    Yes, it grows well in containers if given plenty of sun and well draining soil.
    Does it need a lot of water?
    Once established, it is quite drought tolerant but prefers regular moisture.

    Where the name comes from

    The genus name Scaevola comes from the Latin word for left handed, referring to the asymmetrical flowers. The species name taccada is derived from the local Malayan name for the plant.

    Good to know

    • It is often called the beach cabbage because of its thick, succulent leaves.
    • The flowers look like they have been torn in half, which is why it is called the half flower.
    • It thrives in salt spray that would kill many other plants.
    • The seeds can remain viable after floating in saltwater for months.

    Also in

    Keep your beach naupaka growing

    This page is a general guide. Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked.

    Download on the App StoreGet it on Google Play

    Get the app

    This guide was generated with AI on and checked against GBIF taxonomy. It is general information, not horticultural or veterinary advice. Read about how we build these guides.