Sour Fig, also known as Hottentot-fig, is a vigorous coastal succulent with thick, triangular leaves and large yellow or purple flowers. Originally from South Africa, it is now widespread along parts of the UK coastline. Despite its invasive nature, it is edible and traditionally used for both food and medicine, with a distinctive salty-sour flavour.

Not sure about plant identification? Join us for the next foraging course in Charnwood, Leicestershire, and learn how to safely identify wild plants.

Habitat

Sour Fig grows in coastal environments, including sand dunes, sea cliffs, shingle beaches, coastal paths, and sea walls. It thrives in salty, wind-exposed conditions and poor soils where few other plants can survive. In the UK it is most commonly found in southern and western coastal regions.

Appearance

Leaf Description

Leaves are thick, fleshy, and finger-like, with a distinct triangular cross-section. They are usually green but can develop red or purple tinges in strong sun or cold weather. The leaves are smooth, succulent, and brittle when snapped.

Flower Description

The flowers are large, showy, and bright yellow, resembling oversized daisies. They open fully in sunshine and close in dull weather. Flowering typically occurs from late spring through summer.

Stem / Growth Habit

Sour Fig spreads via long, creeping stems, forming dense mats that can cover large areas. These mats help stabilise dunes but can also smother native vegetation.

Fruit Description

The fruit is fig-like, fleshy, and green to yellowish-brown when ripe. Inside is a soft, pulpy interior containing many small seeds. The fruit has a sharp, sour taste when raw.

Edibility

Sour Fig is edible, though strong-flavoured:

Leaves – crunchy and sour-salty; can be eaten raw or cooked
Fruit – edible when ripe; traditionally used for jams, chutneys, and preserves

The flavour is intense, so it is best used in small quantities.

Recipes

Sour Fig Chutney – fruit simmered with sugar and spices
Coastal Salad – finely sliced young leaves mixed with milder greens
Pickled Leaves – adds a salty-sour kick to dishes

(Only harvest from clean coastal areas, well away from pollution or dog-walking hotspots.)

Nutritional Value & Health Benefits

Sour Fig contains vitamin C, antioxidants, and mineral salts. Traditionally, the juice was used to soothe:

Sore throats
Sunburn
Minor skin irritations

Its high moisture content also makes it refreshing in hot conditions.

Foraging Season

Leaves: available year-round
Flowers: late spring to summer
Fruit: late summer to early autumn

Fruit is best harvested when soft and fully mature.

Folklore & Interesting Facts

Sour Fig has been used traditionally in South Africa for food, medicine, and wound care. In the UK, it is classed as an invasive species, and responsible harvesting where permitted may help limit its spread.

Health Warning

Avoid harvesting from areas exposed to road runoff, heavy pollution, or contamination. As with all wild plants, ensure correct identification before consumption and use in moderation due to its strong flavour.