Page 32 - SilverLakes_Issue 1_2022

GARDENING

Indian shot (Canna indica) Orchid tree (Bauhinia variegate)

COMMON GARDEN PLANTS ON THE

INVASIVE SPECIES LIST

By Elize Malan

Certain garden plants are not available from nurseries. Here’s why:

s it turns out, these plants are The following listed garden plants are often Biodiversity Institute (SANBI), plants have
often invasive species. Depending seen growing in Gauteng: to be destroyed and no propagation is
Aon the category in which they are allowed. Nurseries supply the corms of
recorded, it can be illegal to have the plants Indian shot (Canna indica) large flowering hybrids and they are worth
in your garden, to cultivate these plants This Canna plant, with its voluptuous leaves having in your garden.
from seeds or cuttings, or to transplant or and impressive height, is easy to grow when
sell them to anyone. sufficient water is available. When not in Orchid tree (Bauhinia variegate)
flower, the plant is difficult to identify. The A deciduous tree with stunning purple-
The list of invasive alien species and their plant has small red or orange flowers and pink orchid-shaped flowers. It can be
three categories are updated yearly and is classified as a Category 1 invader plant. seen as a street tree in many suburbs of
differ from one province to another. According to the South African National Pretoria. In Gauteng it is classified as a

Pampas grass (Cortaderia selloana) Yellow flag iris (Iris pseudacorus)

30 | INTRAMUROS FEBRUARY 2022