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VISIT & explore

Plant Health Care Report issue 2014-3

The scouting report of The Morton Arboretum for May 2, 2014.

Plant Health Care Report 2014-3

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What indicator plant is in bloom at the Arboretum?
Star magnolia (Magnolia stellata) is in late bloom (Figure 1)


Accumulated Growing Degree Days at The Morton Arboretum
Accumulated Growing Degree Days (Base 50): 52 (as of May 1)
Accumulated Growing Degree Days (Base 30): 632.5 (as of May 1)


Insects

Larch casebearer
Miscanthus mealybug
Uglynest caterpillar


Diseases

Black knot
Cedar rust
Wetwood and slimeflux
Crown gall
Cankers