Changing plotting order for stacked bar chart

Question

I am trying to change the plotting order of groups in a stacked bar chart. Others have asked similar questions e.g. here and here but I can\'t seem to get anything similar t

Answer 1

You can achieve this by ordering the whole data.frame:

plot1 <- 
  ggplot(data = df[order(df$site, df$group),], 
         aes(x=reorder(site, latitude), y=taxa, fill=group))+
  geom_bar(stat="identity") + 
  coord_flip()
plot1