"They're both making massive progress," said Mallinder. "I'd like to think that [for the Gloucester match], Tom will be 100% fit.
"It was massively unfortunate regarding Courtney. He was coming good with his shin problem and getting back to full fitness. He had a little accident [while] wrestling and dislocated his elbow.
"He probably won't make the beginning of the season but we'd expect him to be back by late September or early October."
Wood was lined up to captain England in the Six Nations before being hit by injury.