Gauteng Smallholder February 2018 | Page 17

INVASIVE PLANTS Gauteng’s worst T he SA Nursery Association (Sana) has declared the following plants to be the worst invasive plants in South Africa: Pompom weed, Water hyacinth, Famine weed, Lantana camara and Bugweed. Sadly, Gauteng plays host to all of them except Famine weed, which is mostly a problem in Kwa Zulu Natal. However, closer to home, the association lists the following as the worst invaders in Gauteng itself. They are all Category 1b invader plants. K Chandelier-plant (Bryophyllum delagoense), also known as Mother-of- Millions . An erect, hairless succulent perennial growing 1,2m high with grey-green, mottled leaves often having darker green to reddish spots. Flowers are pale orange to deep magenta appearing from June to July on the end of an erect stalk. Why it is a problem for smallholders is that it is very poisonous to humans and animals, according to Invasive Species South Africa. K Moth catcher (Araujia Chandelier-plant (Bryophyllum delagoense) 15 www.sasmallholder.co.za Moth catcher (Araujia serifera) serifera) – A vigorous climber with milky sap growing to 5m or higher. Leaves are dark Continued on page 17