horse chestnut vermin insect desease.

aesculus hippocastanum tree aka horse chestnut invaded cameraria ohridella vermin insect leafs defected looks like dry rusty common disease czech republic nature desease hippocastanum botanic botanical botany ohridella chestnut republic nature leafs green green harvest horse leaf tree horse-chestnut jirovec madal kastan klinenka jirovcova natural nut outdoor park plant rusty season seed seeds skudce summer disease trees vermin butterfly insect wood