Parable of the mustard seed growing into a large shrub.
Mark A Hewitt 1999 Lino cut & water colour.

Mustard shrub with a Superb Fairy Wren nesting in it’s shade. Mark 4:30-32
The mustard seed is so small although when it grows into a shrub it can reach 3 metres. God’s basileia can be experienced in the most unspectacular, commonplace or “shrub like” events. This is God’s world located in the ordinary. It may start small but will end up disproportionally large. Pentecost 3 Yr B