Conclusions – 2,4-D Alone<BR>At 30 DAT, only 12 and 16 oz/A of 2,4-D provided greater than 90% primrose control. <BR>By 45 DAT, all rates of 2,4-D provided greater than 90% primrose control. <BR>By 56 DAT, primrose control was nearly complete regardless of rate. <BR>Primrose size did not appear to matter <BR>What rate?? How long can you wait!!!<BR>