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A picture of a Bitter Aloe

Bitter Aloe

Aloe ferox

Also known as

Red Aloe, Cape Aloe, Tap Aloe, Aloe ferox, Bergaalwyn, Bitteraalwyn (Afr.), Inhlaba (Zulu), Ikhala (Xhosa)

Full Sun
Moderate care
Light watering
Tender

12a

USDA zone

10°C

Minimum temperature

Expected size

Height
Spread

4m

Max

2.5m

2.5m

Min

1.5m

5 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

This plant has no fragrance

More images

A photo of Bitter Aloe
Aloe ferox IMG 2679
Aloe ferox 3
Aloe ferox D2007-02-03
A photo of Bitter Aloe

Overview

One of the best-known South African plants with a long history of medicinal use. This evergreen succulent shrub has a woody stem and blue-green foliage with red-brown spines along the margins, but of course, it is best known for the beautiful tubular, red-orange flower large candelabra-like flower-heads that brings warmth to the winter garden. Aloe ferox forms a beautiful display and attracts many bird species such as sunbirds, weavers, glossy starlings and mousebirds. Insects also visit the flowers which in turn brings yet more birds to your garden. In natural areas, monkeys and baboons will raid the aloes for nectar. Visitors usually leave adorned with large patches of pollen, often causing confusion amongst birdwatchers! Aloe ferox is an excellent garden specimen plant and is adaptable to many conditions. Aloe ferox is able to grow successfully in a wide range of habitats such as mountain slopes, rocky landscapes and flat, open areas. It is mostly known for its medicinal uses, but can also be used for cosmetics, food supplements and the leaves themselves are edible. Aloe - derived from the Greek word for the dried juice of aloe leaves. Ferox - "fierce" or "war-like", referring to the spiny edged leaves. This is a common feature plant. Common names include Cape aloe, Bitter aloe, Red aloe, Tap aloe, Bergaalwyn and Bitteraalwyn. ZA Distribution: Eastern Cape, Free State, KwaZulu-Natal, Western Cape.

Common problems

The aloe snout beetle, scale insects, mealy bugs and mites are the primary pests that can be harmful to Aloe ferox. Diseases that are known to hinder Aloe ferox are aloe canker (also called galls), leaf spots, bacterial infections and aloe rust. Few of these will lead to the decline or death of the plant, but will certainly effect their appearance.

    Companion plants

    A photo of Pig's Ears

    Pig's Ears

    Cotyledon orbiculata

    Harvesting

    Leaves can be harvested once a year in winter after about 18 months after cultivation. Seed can be harvested during spring or summer

    Propagation

    Seed

    Sow seed in a well drained medium in shallow trays and cover lightly with sand in spring. Once the seeds begin to germinate, keep moist but do not overwater. Transplant when they are about 4 cm high.

    Cuttings

    Cut a stem under a node and allow to dry for a few hours. Place the cutting in a rooting medium and keep moist without over-watering.

    Division

    When stems are damaged, the sprouts ca be removed and planted as cutting in sand.

    Special Features

    Attracts birds

    Aloe ferox attracts many birds, the most popular of which are sunbirds, weavers, glossy starlings and mousebirds.

    Attracts useful insects

    Insects are attracted by the flowers and will in turn attract insect-eating birds.

    Drought resistant

    Requires minimal water.

    Pot plant

    Attractive flowers

    The flowers are usually bright orange-red, bright red, yellow and even white forms can be found.

    Uses

    Medicinal

    Leaves have medicinal value.

    Culinary

    Leaves can be used to make jam.

    Other uses

    Medicinal

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