Dam levels in the Western Cape continue to improve. By early October 2018, dam levels had reached a storage capacity of 79%.  Water tariffs have been lowered and water use limits have been raised. The rains and rising water tables have been a blessing for landscaping this summer. “Early spring cold fronts that have been rolling through the Western Cape have also provided a perfect cool climate for planting trees”, says South African Landscapers’ Institute (SALI) National Chairperson, Norah de Wet. Trees play an important role in both our environment and society. For people, trees…
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Wednesday, 28 February 2018 13:18

PSHB: What tree species are affected?

Trees across South Africa are under attack?  Horticulturist and SALI member - Francois Malan of Brand’s Tree Felling - says he has been involved in the felling of about 30 PSHB infected trees during 2018, with box elder (Acer negundo) and oaks trees being worst hit around the Johannesburg area. “The first signs of infection are tiny borer holes and a fine sawdust that comes out of the hole,” said Malan. “The maples have a black ring around the hole and some trees ooze resin or gelatinous drops from the entrance holes.” The polyphagous shot hole…
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