There is no good time for you to try for baby boy in the rest of 2018 based on the Chinese Gender Chart. You can try to conceive baby in one of the following time in 2019:
Mar 7 - Apr 04 May 5 - Jun 02 Aug 1 - Aug 29 Aug 30 - Sep 28 Sep 29 - Oct 27 Oct 28 - Nov 25 Dec 26 - Dec 31
There is no good time for you to try for baby boy in the rest of 2018 based on the Chinese Gender Chart. You can try to conceive baby in one of the following time in 2019:
Mar 7 - Apr 04
May 5 - Jun 02
Aug 1 - Aug 29
Aug 30 - Sep 28
Sep 29 - Oct 27
Oct 28 - Nov 25
Dec 26 - Dec 31