dee_legg wrote:Me too Cams, I'm thinking that the Needles might be worth a look but it's a very different rock type to the Field region and I'm not sure how these affects it's distribution. Having said that, I know that it grows well on both quartzite/conglomerates and dolerite around Cradle so I'm hopeful that there might be some around the Needles too. Also, I have heard that there is some growing on Collins Cap but can't confirm this myself.
Dee
dee_legg wrote:P.S I'm 95% sure there's none at Hartz.
Giddy_up wrote:It's probably been asked already, but what makes the red leaves. Is it temp, season, rainfall, nutrition, plant age or just good old fashioned luck.
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Why leaves change colour
Deciduousness - the seasonal losing of leaves - is brought on by a combination of weather and plant chemistry. During warmer months, chlorophyll in the leaves not only helps convert sunlight into sugar, it also gives the leaves their green colouring. But as the days shorten, chlorophyll starts to break down and another pigment called anthocyanin takes over. It is this pigment which gives autumn leaves their colour. Eventually, as the leaves cease to take up any further nutrient, they fall to the ground, returning precious minerals to the soil which will feed the next spring growth.
Strider wrote:Giddy_up wrote:It's probably been asked already, but what makes the red leaves. Is it temp, season, rainfall, nutrition, plant age or just good old fashioned luck.
Sent from my iPhone using TapatalkWhy leaves change colour
Deciduousness - the seasonal losing of leaves - is brought on by a combination of weather and plant chemistry. During warmer months, chlorophyll in the leaves not only helps convert sunlight into sugar, it also gives the leaves their green colouring. But as the days shorten, chlorophyll starts to break down and another pigment called anthocyanin takes over. It is this pigment which gives autumn leaves their colour. Eventually, as the leaves cease to take up any further nutrient, they fall to the ground, returning precious minerals to the soil which will feed the next spring growth.
http://www.parks.tas.gov.au/?base=3244
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