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SAPIA News No 53

SAPIA News No. 53 – July 2019

Weed alert – green honey myrtle (Melaleuca diosmifolia) * More newly recorded weeds in the SAPIA database – Port Jackson pine (Callitris rhomboidea), prickly paperbark (Melaleuca styphelioides), spiral ginger (Costus afer).



SAPIA News No 52

SAPIA News No. 52 – April 2019

Ox-eye daisy (Leucanthemum vulgare) is a potential threat to agriculture and biodiversity * Blueberry ash (Elaeocarpus angustifolius) control at Westfalia Estate, Modjadjiskloof, Limpopo Province * Pompom weed (Campuloclinium macrocephalum) – update on biological control.  



SAPIA News No 51

SAPIA News No. 51 – January 2019

Utilising invasive cacti as processed livestock feed and as a means of control * Sterile cultivars – fact or fiction? * Sterile cultivars – what is the invasion risk?




SAPIA News No 50

SAPIA News No. 50 – October 2018

Twelve years and 50 issues of SAPIA News * Emerging invaders – detection, assessment, management and control * Established invaders – warnings.




SAPIA News No 49

SAPIA News No. 49 – July 2018

Invasive water lilies in South Africa * South Africa’s grasslands under threat by densification of bankrupt bush (Seriphium plumosum).


SAPIA News No 48

SAPIA News No. 48 – April 2018

Shocking Nasella invasion threatens South Africa’s mountain grasslands * Nasella invasion in South Africa – current status * More invasions * Thank you for reporting invasives * Good news for the control of black wattle.




SAPIA News No 47

SAPIA News No. 47 – January 2018

Another torch cactus starts invading * Red sage (Salvia coccinea) * Bear’s breeches (Acanthus polystachius) – a potential invader * Invasive torch cactus and look-alikes in South Africa.





SAPIA News No 46

SAPIA News No. 46 – October 2017

New Centre for Biological Control at Rhodes University * Blueberry ash (Elaeocarpus angustifolius) – is it another water-guzzling invasive tree? * Mexican sunflower (Tithonia tubaeformis) – a new threat to food security.

SAPIA News No 45

SAPIA News No. 45 – July 2017

Garden route – invasive alien hotspot * Chinese hollygrape (Mahonia oiwakensis) – newly detected weed * Coral cactus (Austrocylindropuntia vestita) – first record in the Eastern Cape * More newly recorded weeds * Naturalised alien flora of the world.


SAPIA News No 44

SAPIA News No. 44 – April 2017

Status of biological invasions in South Africa * Beautiful but invasive European gorse (Ulex europaeus) * Pine cone cactus (Tephrocactus articulatus).




sapia news 42SAPIA News No 43 - January 2017

This issue of SAPIA News focuses on the effects of drought as far as invasive alien plants are concerned.  It also covers these topics *from drought to famine weed   *Red-flowering tea tree (Melaleuca hypericifolia)   *Invasive aliens in the southern Cape    *Needle Bush, Vachellia farnesiana naturalized in central KwaZulu-Natal.



sapia news 42SAPIA News No 42 - October 2016

The SANBI ISP has a mandate under the National Environmental Management: Biodiversity Act (NEM:BA) to undertake invasive species detection, assessment and eradication planning (Wilson et al., 2013), and operates on a species-specific rationale. There are a number of target species (including “suspect” species not listed under NEM:BA) that are being investigated by the KwaZulu-Natal (KZN) regional unit.

Picture 4SAPIA News No 41 - August 2016

This SAPIA News gives a peek at a review of the invasive status and geographical extent of species in the SAPIA database which has been submitted for publication as part of a national status report on biological invasions in South Africa.

SAPIA NEWS No 40SAPIA News No 40 - April 2016

We need to be aware of our rights and responsibilities towards the environment. This issue of SAPIA News focuses on two projects which aim to address organisms that are harmful to the environment. It explains cacti, yellow flag iris (Iris pseudacorus) and biocontrol initiatives. 

Campuloclinium macrocephalumSAPIA News No 39 - January 2016

Drought and invasive alien plants; Weedy alien melastomes and indigenous look-alikes; Invasive ornamental plants in the Northern Cape; Update on biological control of pompom weed.


SAPIA News 38SAPIA News No. 38 - October 2015

A first global database of Naturalised Alien Flora * Global exchange and accumulation of non-native plants * Snake cactus (Peniocereus serpentinus) *

SAPIA News 37

SAPIA News No. 37 - July 2015
Morning-glory bush – a toxic invader of dams and rivers * Skeleton weed – a potential ecological threat to the Eastern Cape * Conserve biodiversity: cultivate the indigenous Sansevieria species *

SAPIA News 36SAPIA News No. 36 - April 2015

SANBI’s Invasive Species Programme * Kudzu Vine * Strangler cactus (Harrisia balansae) * Bilberry cactus (Myrtillocactus geometrizans) * Lindenleaf sage (Salvia tiliifolia) *

SAPIA News 35SAPIA News No. 35 - January 2015
* Sweet prickly pear (Opuntia ficus-indica) * Torch cactus (Echinopsis schickendantzii) * Small, round-leaved prickly pear (Opuntia engelmannii) * Biological control with thrips (Liothrips tractabilis) * Pompom weed (Campuloclinium macrocephalum)






SAPIA News 34SAPIA News No. 34 - October 2014
*NEMBA AIS Regulations * Cape Town’s EDRR Programme * Bluebell creeper (Billardiera heterophylla) * Red-flowering tea tree (Melaleuca hypericifolia) * Devil’s beard or red valerian (Centranthus ruber) * Goldenrods (Solidago spp.) in KwaZulu-Natal





SAPIA News 33SAPIA News No. 33 - July 2014
* Invasive species in the winter rainfall region of the Western Cape * AGIS/WIP website no longer functional * Invasive species programme * Challenges for the ISP





SAPIA News 32SAPIA News No. 32 - April 2014
* Invasive ornamental plants * Public comments received * Velvet bur cactus (Opuntia pubescens) * Rubber vine (Cryptostegia grandiflora) * Biological control of lantana.




SAPIA News 31SAPIA News No. 31 - January 2014
* Early detection of invasive plants * Progress with comprehensive regulations and lists of invasive species * Yellow Himalayan raspberry (Rubus ellipticus) * Fringed wattle (Acacia fimbriata) * Pompom weed (Campuloclinium macrocephalum).






SAPIA News 30SAPIA News No. 30 - October 2013
* Invasive Alien Succulents and Grasses in the Karoo * Interim Alien & Invasive species regulations published * Invasive cacti and other succulents in the Little Karoo * Invasive fountain grass





SAPIA News 29SAPIA News No. 29 - July 2013
* 100 years of Biological Control of Invasive Alien Plants in South Africa * Mass - rearing of Biocontrol Agents at SASRI * Bugweed Flowerbud Weevil (Anthonomus santacruzi) * Biological Control of Australian Acacias





SAPIA News 28SAPIA News No. 28 - April 2013
* Stop Alien plant invasion in the Waterberg * Bush encroachers and invaders * Invasive species that are declared under CARA * Widespread invasive species declared under CARA and proposed under NEMBA * Emerging invasive species which should be eradicated * Special warnings




SAPIA News 27SAPIA News No. 27 - January 2013
* Invasive plants Stop with you * High Court action against government * Early detection of invasive species * Tribute to Lynne Thompson of ‘Stop-the - Spread * Early Detection: Water poppy, Mauritius hemp * Pitch apple - emerging invader






SAPIA News 26SAPIA News No. 26 - October 2012
* KZN south coast - biodiversity lost * Species that are declared under CARA * Species proposed under NEMBA * More proposed species under NEMBA * What can you do to help conserve biodiversity on the KZN coast?





SAPIA News 25SAPIA News No. 25 - July 2012
* History of invasive cacti and their control * The taxonomy and features * Guide to identification of naturalised and invasive cacti * Keys and photos * National cactus working group * SANBI’s EDRR programme and targets of early detection





SAPIA News 24SAPIA News No. 24 - April 2012
* New aquatic invader in South Africa * Small salvinia - a new aquatic invader in South Africa * Emerging invasive alien species in adjoining areas of North West, Free State and Northern Cape; Chilean inkberry * Spiny blue-leaf cactus * Multi-headed sunflower * Boxing-glove cactus * Bird-of-paradise flower * Golden crown beard * Biological control of invasive plants




SAPIA News 23SAPIA News No. 23 - January 2012
* Invasive Aroids * New potential weed on the South coast of KwaZulu-Natal; silver vine * Silver vine and similar climbers * Biological control of invasive plants






SAPIA News 22SAPIA News No. 22 - November 2011
* Emerging Invasive Alien Plants in theEastern Cape * Nama-Karoo & Dry Grassland * Albany Thicket & Savanna * Amathole Grassland & Forest * Fynbos





SAPIA News 21SAPIA News No. 21 - October 2011
* Celebration of the biological Control of Invasive Alien Plants in South Africa * Biological control of Invasive Alien Plants in South Africa - Introduction and History * Biological Control of IAPs - achievements and Progress * Integration of Biological Control with other Control Methods


SAPIA News 20SAPIA News No. 20 - July 2011
* Invasive berry - producing Solanaceae * Declared weeds: Cestrum species (inkberries and jessamines) * Declared weeds: Solanum species (bitter apples and nightshades) * Proposed declared weeds and emerging species * Biological control of invasive plants


SAPIA News 19

SAPIA News No. 19 - April 2011
* Rubus species - brambles, blackberries and others * Rubus species - morphology, taxonomy * Rubus species in South Africa * Key to the identification of Rubus species


SAPIA News 18SAPIA News No. 18 - January 2011
*International forest year * Most invasive alien plants facilitate natural forest recovery * Forest dynamics * Natural forest succession * Manipulation of alien plant stands * Management of three types of IAPs in forests * More invasive alien plants in forest * Biological control of invasive plants



SAPIA News 17SAPIA News No. 17 - October 2010
* Invasive aquatic plants in South Africa * Problems with AGIS/WIP * Identification of invasive aquatic plants * Biological control of invasive plants


SANIA News 16SAPIA News No. 16 - July 2010
* Flavours of the month: Spain and South Africa * More ties between SA and Iberian Peninsula * Lantana (Lantana camara) control recommendations * Tribute to Michael John Wells (1935–2010) * Nassella tussock (Nassella trichotoma) threatens you * Biological control of invasive plants


SAPIA News 15SAPIA News No. 15 - April 2010
* SAPIA - the past 5 years and the next 5 years * Swift action against pompom weed (Campuloclinium macrocephalum) * What has been achieved over the past 5 years * What is planned for the next 5 years * A national plan of action for pompom weed * Ant tree (Triplaris americana) is: Beautiful....but dangerous! * Emerging ornamental weeds Great mullein * Veined verbena (Verbena rigida) * Slender arrowhead (Sagittaria platyphylla) * Biological control of invasive plants


SAPIA News 14SAPIA News No. 14 - January 2010
* 2010 is here! * 2010 International Year of Biodiversity Pompom weed (Campuloclinium macrocephalum) in KZN Drakensberg Invasive alien plants at foothills of KZN * Drakensberg Emerging ornamental weeds Golden cup St. Johnswort (Hypericum patulum) * Japanese honeysuckle Ash-leaved maple (Lonicera japonica) * Biological control of invasive plants Black wattle (Acacia mearnsii) and the seed-feeding weevil (Melanterius maculatus).



SAPIA News 13SAPIA News No. 13 - October 2009
* Tree wisteria - proudly South African and non-invasive * Mistflower (Ageratina riparia), - have you seen this plant? * Invasive alien plants in the SW Cape * Emerging ornamental weeds Stiff-leaved bottle brush (Callistemon rigidus) * Broadleaf paper bark (Melaleuca quinquenervia) * Coastal banksia (Banksia integrifolia) * Biological control of invasive plants


SAPIA News 12SAPIA News No. 12 - July 2009
* Focus on Eucalypts * Focus on Eucalypts Lantana ‘Sundance’ stocks destroyed * Eucalypts in South Africa * Guide to identification of invasive * Eucalypts


SAPIA News 11SAPIA News No. 11 - April 2009
* NEMBA regulations published for public comment * Pompom weed (Campuloclinium macrocephalum) update * Invasive hedge plants in the former Transkei * Port St Johns threatened by invasive alien plants * Emerging ornamental weeds, Coral bush (Ardisia crenata), Tall kangaroo paw (Aniganthos flavidus), Australian crimson oak (Grevillea banksii) * Biological control of invasive plants Lantana (Lantana camara hort) and feeding marks of the herringbone miner (Ophiomyiacamarae)


SAPIA News No 10

SAPIA News No. 10 – January 2009

Are we fighting a losing battle against alien invasive plants? * Pompom weed control * Gardener’s guide to selecting non-invasive plants * Common misconceptions – cultivars and sterile plants * Coreopsis * Yellow flag iris * Bilberry cactus * Biological control of invasive plants.



SAPIA News 9SAPIA News No. 9 - October 2008
* SANBI launches emerging invasive alien plant project * Pompom weed (Campuloclinium macrocephalum) alert * Weeds and invasive plants in the Karoo and Garden Route * Emerging ornamental weeds - Madeira vine (Anredera cordifolia), Greater periwinkle (Vinca major), Bottlebrushes (Callistemon species) * Emerging weeds and invasive plants in the Southern Cape * Biological control of invasive plants,Long-leaved wattle (Acacia longifolia) with galls formed by a bud galling wasp (Trichilogaster acaciaelongifoliae)


SAPIA News 8SAPIA News No. 8 - July 2008
* New reports available at Weeds Invasive Plants * Extension of Weeds Invasive Plants to rest of Africa * Focus on Acacias * Taxonomy * Will the only Acacias in Africa be Australians? * Keys to identification of invasive, naturalised and casual alien Acacias * Emerging weeds * Kangaroo wattle (Acacia paradoxa) * Screw-pod wattle (Acacia implexa) * Hop wattle (Acacia stricta)


SAPIA News 7SAPIA News No. 7 - April 2008
* SAPIA Phase II reminder * Pompom weed update * Chemical and biological control of pompom weed * Progress with legislation * Emerging invasive grasses * Reed sweet grass (Glyceria maxima) * Tussock paspalum (Paspalum quadrifarium) * Emerging ornamental weeds * Linden-leaf sage (Salvia tiliifolia) * Creeping knotweed (Persicaria capitata) * Polka - dot - plants (Hypoestes phyllostachya) * Biocontrol of invasive plants


SAPIA News 6SAPIA News No. 6 - January 2008
* SAPIA Progress and appeal for public participation * Pompom weed update * Invasive alien Plants in Mpumalanga * No progress with legislation * Emerging weeds * Burgan (Kunzea ericoides) * Sworn fern (Nephrolepis exaltata) * Mistflower (Ageratina adenophora)



SAPIA News 5SAPIA News No. 5 - November 2007
* SAPIA Progress and appeal for public participation * Pompom weed alert * News from the West Coast: alien wildflowers * Weeds wait for no one * Emerging weeds * Statice (Limonium sinuatum) * Fountain grass (Pennisteum setaceum) * Manatoka (Myoporum tenuifolium var. montanum).


SAPIA News 4SAPIA News No. 4 - August 2007
* Progress with Weeds Invasive Plants * Pompom weeds webpage * Revised CARA Legislation almost ready for public comment * Update in NEMBA Legislation * Emerging weeds * Mother of millions (Bryophyllum delagoense) * Green mother of millions (Bryophyllum proliferum) * Cathedral bells (Bryophyllum pinnatum)


SAPIA News 3SAPIA News No. 3 - April 2007
* Progress with SAPIA Phase II * Pompom weed update * Proposed legislation * Emerging weeds * Eglantine (Rosa rubiginosa) * Himalayan firethorn (Pyracantha crenulata) * Formosa lily (Lilium formosanum) * More emerging weeds * Biological control of invasive plants.


SAPIA News 2SAPIA News No. 2 - January 2007
* Progress with SAPIA Phase II * Update on the proposed legislation * Focus on pompom weed (Campuloclinium macrocephalum) * Rust biocontrol for pompom * Pompom threatens Waterberg * Emerging weeds * Australian water- pear (Syzygium paniculatum) * Queensland umbrella-tree (Schefflera actinophylla) * Pine cone cactus (Tephrocactus articulates) * Biological control of invasive species



SAPIA News 1SAPIA News No. 1 - October 2006
* Launch of SAPIA II * Emerging Invaders * New and revised legislation * Pompom weed (Campuloclinium macrocephalum) * Yellow bells (Tecoma stans) * Pickerel weed (Pontederia cordata) * Biocontrol update * Biocontrol of Salvinia (Salvinia molesta) by the weevil (Cyrtobagous salviniae)