By Madameann
East Sussex,
United Kingdom 
aphids on tulip tree
6 Jun, 2015
Previous question
« And having done so, I'm always told I'm already logged in.
By Madameann
East Sussex,
United Kingdom
aphids on tulip tree
6 Jun, 2015
Previous question
« And having done so, I'm always told I'm already logged in.
You can try to purchase predetory insects like ladybirds/bugs. Sometimes they come naturally.
6 Jun, 2015