SAPIA News Issue 55 (January 2020)

  • 40 years of SAPIA: a brief history
  • Summary of contents of 55 editions of SAPIA News

SAPIA News Issue 54 (October 2019)

  • Small round-leaved prickly pear (Opuntia engelmannii): a guide to the varieties in South Africa and Kenya
  • An innovative approach to achieve extirpation of bur cactus (Opuntia salmiana) in South Africa
  • Ivy-leaf morning glory (Ipomoea hederifolia)

SAPIA News Issue 53 (July 2019)

  • Weed alert: green honey myrtle (Melaleuca diosmifolia)
  • New weeds in SAPIA database: Oyster Bay Pine (Callitris rhomboidei); prickly paperbark (Melaleuca styphelioides); spiral ginger (Costus afer)

SAPIA News Issue 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 Issue 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 Issue 50 (October 2018)

  • Twelve years and 50 issues of SAPIA News – snippets from past issues

SAPIA News Issue 49 (July 2018)

  • Invasive water lilies in South Africa
  • Invasive water lilies and look-alikes
  • Grasslands under threat by densification of bankrupt bush (Seriphium plumosum)

SAPIA News Issue 48 (April 2018)

  • Shocking Nasella invasion threatens South Africa’s mountain grasslands
  • Nasella tussock: how to recognise and search for it
  • More invasions – kikuyu grass (Pennisetum clandestinum); teddy-bear cactus (Opuntia microdasys); sword fern (Nephrolepis cordifolia)
  • Good news for the control of black wattle (Acacia mearnsii)

SAPIA News Issue 47 (January 2018)

  • Behold a potential invader – red sage (Salvia coccinea)
  • Bear’s breeches (Acanthus polystachius), a potential invader
  • Invasive torch cactus and look-alikes in South Africa

SAPIA News Issue 46 (October 2017)

  • Blueberry ash (Elaeocarpus angustifolius): is it another water-guzzling invasive tree?
  • Mexican sunflower (Tithonia tubaeformis): a new threat to food security in South Africa