What you cerebrate of asa daisy floweris made up of many lilliputian blossom group together in a single head . little , tubelike disc flush fill the central disc , and the outside petallike structures are individual flower , called ray flowers . Any prime that has this social organisation can be called a daisy . One example is " Becky " Shasta daisy ( Chrysanthemum x superbum " Becky " ) , which grows in U.S. Department of Agriculture industrial plant hardiness geographical zone 5 through 9 . It has white petals and a gilded key disc . Daisies are generally pest - liberal , but sometimes dirt ball eat daisy flower petal .
Japanese Beetles
If you last in the easterly U.S. , your daisy flowers could be confab by Japanese beetle . They seem to be spreading westwards , with populations now in Colorado ’s Front Range . About 1/2 in long , the beetles are metal green with coppery fender covers . The adults eat petals on daisies and other flowers , as well as the leave of many unlike plants . The larvae are blank , C - shaped grubs that feast on grass roots . helping hand - clean the beetles or criticize them off the daisies into a container of soapy water for disposal . pull together them in the former morning when they ’re easy to find .
European Earwigs
You wo n’t see European earwigs corrode your daisy unless you go out at night with a torch . populate in most part of North America , earwigs are reddish - chocolate-brown with short , somewhat rectangular , leathery fore-wing and a farsighted abdomen that has a pair of pincers at the end . Earwigs are n’t venomous but can release an unpleasant smell . you may trap them by putting piece of vacuous bamboo or rolls of corrugated cardboard in area where you point out earwig activity . In the morning , empty earwig out of the traps into a pailful of soapy piss . Several species of aboriginal earwigs , which resemble European earwigs , live in various areas of the U.S.
Grasshoppers
Grasshoppers of many sort abound everywhere . They eat on daisy flower petal and leaves , and big grasshopper can make serious inroads in a daisy speckle . grownup grasshoppers have wing and can fly long distances , so they are hard to check . Young grasshoppers look like miniature grownup except they have wing pads instead of in full mould wings . Grasshoppers are more common in red-hot , dry weather . frigid , blind drunk weather kills many of the immature . To foreclose hopper damage on daisy flowers , traverse the plant with nonwoven row cover fabric , obligate away from the plants on wooden or organ pipe frameworks . reserve the material border down with tilt or bury the edge under land to prevent grasshopper from fawn under the material .
Snout Beetles or Weevils
Weevils are mallet with downward - projecting mouth parts enclosed in a short nozzle . Small mandibles at the end of the schnoz or snout chew half Sun Myung Moon - determine hole on the sides of the flower petal . These small beetles are about 3/8 to 3/16 inches long and there are several variety , all blackish to brown or tan . They flow at Nox and often conceal in or near the blossoms during the day . deal - piece and destroy the adult weevil as soon as you see them to keep number low .
Leaf Beetles
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