The plants are able to leaf out and grow for most of the season, becoming better established.
(The plants; are; able to leaf out and grow for most of the season) (The plants; to leaf out; ) (The plants; to grow; T:for most of the season; becoming better established)
The plants The plants The plants
are to leaf out to grow
able to leaf out and grow for most of the season
T:for most of the season becoming better established