Assuming your dates start in A1,
<TABLE style="WIDTH: 113pt; BORDER-COLLAPSE: collapse" cellSpacing=0 cellPadding=0 width=151 border=0 x:str><COLGROUP><COL style="WIDTH: 113pt; mso-width-source: userset; mso-width-alt: 5522" width=151><TBODY><TR style="HEIGHT: 12.75pt" height=17><TD style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 113pt; BORDER-BOTTOM: #ece9d8; HEIGHT: 12.75pt; BACKGROUND-COLOR: transparent" width=151 height=17>
</TD></TR><TR style="HEIGHT: 12.75pt" height=17><TD class=xl22 style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 12.75pt; BACKGROUND-COLOR: transparent" height=17 x:str="'to conditionally format weekends, Formula is: =WEEKDAY(A1,2)>5"></TD></TR></TBODY></TABLE>
<TABLE style="WIDTH: 333pt; BORDER-COLLAPSE: collapse" cellSpacing=0 cellPadding=0 width=444 border=0 x:str><COLGROUP><COL style="WIDTH: 333pt; mso-width-source: userset; mso-width-alt: 16237" width=444><TBODY><TR style="HEIGHT: 12.75pt" height=17><TD style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; WIDTH: 333pt; BORDER-BOTTOM: #ece9d8; HEIGHT: 12.75pt; BACKGROUND-COLOR: transparent" width=444 height=17>to conditionally format weekdays, Formula is: =WEEKDAY(A1,2)<7</TD></TR><TR style="HEIGHT: 12.75pt" height=17><TD class=xl24 style="BORDER-RIGHT: #ece9d8; BORDER-TOP: #ece9d8; BORDER-LEFT: #ece9d8; BORDER-BOTTOM: #ece9d8; HEIGHT: 12.75pt; BACKGROUND-COLOR: transparent" height=17 x:str="'to conditionally format weekends, Formula is: =WEEKDAY(A1,2)>5">to conditionally format weekends, Formula is: =WEEKDAY(A1,2)>5</TD></TR></TBODY></TABLE>
Edit: Well, I guess oak trees grow more quickly than palm trees.