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Wetlands / Silver Fern

Information for Junior Secondary

Silver Fern

  • Is palm tree found throughout NZ
  • Found in coastal forests of both Islands
  • Trees grow to 15m

Bark & Foliage

  • A thick green trunk with a bulb like ‘crown shaft’ up to 1m long
  • The greenish trunk bears grey and green leaf scars
  • The fronds sprouting out of the crown can be up to 3m long and overlap each other
  • They are Florescent and shiny

Cones – Seed pods

  • Nikau sprouts large clusters of mauve coloured flowers
  • The flowers are found on the lowest branch, they are sticky and sweet with nectar
  • The nectar attracts insects especially bees
  • Bee and birds are the main source of pollination
  • Birds like Tui, Bellbird and Silver eye
  • The flowers occur throughout the whole year
  • The fruit take a year to ripen and are favourites to the Kereru

Information for Seniors

Silver Fern

  • Is palm tree found throughout NZ
  • Found in coastal forests of both Islands
  • Trees grow to 15m
  • They are easy to cultivate but slow growing
  • The Maori eat the flower clusters and use the leaves for cooking
  • The leaf fibres are used for weaving
  • The seeds are used as a laxative

Bark & Foliage

  • A thick green trunk with a bulb like ‘crown shaft’ up to 1m long
  • The greenish trunk bears grey and green leaf scars
  • The fronds sprouting out of the crown can be up to 3m long and overlap each other
  • They are Florescent and shiny

Cones – Seed pods

  • Nikau sprouts large clusters of mauve coloured flowers
  • The flowers are found on the lowest branch, they are sticky and sweet with nectar
  • The nectar attracts insects especially bees
  • Bee and birds are the main source of pollination
  • Birds like Tui, Bellbird and Silver eye
  • The flowers occur throughout the whole year
  • The fruit take a year to ripen and are favourites to the Kereru
  • The female flowers come on their own
  • Male flowers come in pairs
  • The fruit are elliptical
  • They are red when they ripen from February to November

Activities

  • Looking at the trunk, what uses could you make of the trunk and bark?
  • What would be the quickest way to climb up and inspect the flowers on the crown?
  • Take a good photograph of the clusters of flowers
  • Take pencil rubbings of the bark and find 5 adjectives to describe what you see.
  • Identify 3 native birds that will visit this tree and describe what they are looking for and what does that do to help the park?