I'd recommend a super pastel or lesser female. I love lesser bee's! (lesser spiders)
http://www.vmsherp.com/images/Balls/LesserSpiderBB.JPG
Odds of a Spider bred to a Lesser female:
25% chance of each egg being a Lesserbee
25% chance of Lesser
25% chance of Spider
25% chance of Normal


Odds for a Spider bred to a Pastel are:
25% chance of each egg being a Bumblebee
25% chance of Pastel
25% chance of Spider
25% chance of Normal

Odds of a Spider bred to a Super Pastel female:
50% Bumblebee
50% Pastel