Page 22 - Silver Lakes May 2021

GARDENING

The following plants are often found in our suburban gardens:

Category 1a and 1b
Prohibited invader plants: Combat and eradicate immediately.
KIND OF PLANT (BOTANICAL NAME) COMMON NAME CATEGORY
Araujia sericifera Brot. Moth Catcher
Arundo donax L. Giant Reed, Spanish Reed
Caesalpinia decapetala (Roth) Alston (= C. sepiaria Roxb.) Mauritius Thorn
Campuloclinium macrocephalum (Less.) DC. (= Eupatorium macrocephalum Pompom Weed
Less.)
Canna indica L. Only plants that produce seed Indian Shot
Cestrum aurantiacum Lindl. Yellow or Orange Cestrum
Cestrum parqui L’Hér. Chilean Cestrum
Cirsium vulgare (Savi) Ten. (= C. lanceolatum (L.) Scop.) Spear Thistle, Scotch Thistle
Cuscuta campestris Yunck. Common Dodder
Dolichandra unguis-cati (L.) L. G. Lohmann (= Macfadyena unguis-cati (L.) Cat’s Claw Creeper
A.H.Gentry
Duchesnea indica (Andrews) Focke Wild Strawberry
Gleditsia triacanthos L. Honey Locust, Sweet Locust

Ipomoea indica (Burm.) Merr. (= I. congesta R.Br.) Poisonous seeds Morning Glory

Iris pseudacorus L. Poisonous seeds Yellow Flag

All seed producing species or seed producing hybrids of Lantana that are Lantana/Lantana, Tickberry, Cherry Pie
non-indigenous to Africa
Solanum mauritianum Scop. Bugweed
Tecoma stans (L.) Juss. ex Kunth Yellow Bells

Category 2
Permit required: Declared invader plants with commercial value. These plants are not allowed to spread.
KIND OF PLANT (BOTANICAL NAME) COMMON NAME CATEGORY
Agave sisalana Perrine Sisal Hemp, Sisal
Populus alba L. White Poplar
Rubus fruticosus L. agg. European Blackberry

Category 3
Alien plants presently growing in or having escaped from gardens. No further planting is allowed, except with a valid permit. Removal is
required in riparian areas.
KIND OF PLANT (BOTANICAL NAME) COMMON NAME CATEGORY
Bauhinia variegata L. Orchid Tree
Callistemon viminalis (Sol. ex Gaertn.) G.Don Weeping Bottlebrush

Hedera helix L. (= Hedera helix L. subsp. helix) not including sterile varieties English Ivy

Melia azedarach L. Poisonous berries “Syringa”, Persian lilac
Nephrolepis cordifolia (L.) C.Presl (= Polypodium cordifolium L.) Erect Sword Fern, Ladder Sword Fern
Schinus terebinthifolius Raddi Brazilian Pepper Tree
Tipuana tipu (Benth.) Kuntze (= T. speciosa Benth.) Tipu Tree

The complete list is available (majority with photos) on the below website:
https://www.environment.co.za/weeds-invaders-alien-vegetation/alien-invasive-plants-list-for-south-africa.html
For additional information: Problem Plants of South Africa. (Clive Bromilow)

20 INTRA MUROS MAY 2021