Perfectly possible given that he had a skilled occupation and the Hayward family in Holwell were farmers.
The dorset OPC is your easiest source for parish records http://www.opcdorset.org/index.htm
Googling found this which you may have seen. Unfortunately you had to apply before 15th October 1945 maybe some other relatives mentioned though and there may be some case records somewhere (sorry about the lack of spaces in the cut and paste)
PURSUANT to anOrderoftheChanceryDivision
Of the HighCourt of Justice, England,dated 1stMay
And made in re Robert Hayward deceased(late of Poole,Dorset,who diedon 11thJune1943 )Hames
Whereby the following Inquiry was ordered,
i.An Inquiry who upo nthe death of Robert Hayward becamebeneficially entitled either absolutely or contingently to any property of his as to which he died intestate ............................. ( snip)
NOTE.—Information is particularly sought as to:—
1 .DeathofEdwardHenryShort,bornin184 8at SturminsterNewton,Dorset.
5.Issue of Matthias and Anna Maria Hayward, nee Rose,marriedi n1846 at Sturminster Newton, Dorset,and believed to have emigrated to Newfound land about 1850