graphxx<-ggplot(summer.months, aes(x=month, y=Temp_mean, color=canopy, fill=position)) +
geom_boxplot() +
ggtitle(" Temperature changes in elevated and lying deadwood in summer under different canopies") +
labs(y= "temperature values", x = "months")+
lines(position,"-E",type ="1")+
stat_summary(fun.data = give.n, geom = "text", fun = median,position = position_dodge(width = 0.75))
graphxx+scale_fill_manual(values=c("white", "white","green", "black"))
I tried to put dashed lines around the E boxplots, change the background and delete the number of observations from the boxplots but I´m a beginner here so i don´t really know how to do all those things