While calendula plants add color to your garden and attract beneficial insect , there are also those insects that attack calendula . When gardening with calendula , understanding which insects act as pests will serve you keep your garden in good shape . Prevent injured plants and the existence of extra work by identifying pests and their symptoms .

Aphids

Aphids ( Aphis spp . ) are small worm pests that flack calendula . Measuring less than 1/8 inch long , aphid have indulgent , pear - shaped body with foresightful legs and foresightful antennae , harmonise to the University of Connecticut ’s Integrated Pest Management . Aphids attack calendula by inserting their stylet - same mouths into the plant to feed ; when aphid feed , a sap - like " honeydew " amount out of the plant , further fungal growth which may later on inhibit photosynthesis and stunt the calendula ’s growth . to boot , aphids transmit a number of viruses when feeding on calendula which can cause distorted characteristic and diminished health . One option for controller of aphid is to use opposition ; utilize born predator such as ladybird beetles , lacewing , syrphid fly , and small parasitic wasps may offer direction .

Whiteflies

whitefly ( Trialeurodes vaporariorum , Bemisia spp . ) are a variety of insects that attack calendula . Whiteflies are tiny white-hot moth - like insects in their adult phase ; they secrete small particle of wax , stimulate them to display a mealy appearance . According to the Connecticut Agricultural Experiment Station , whiteflies lie group of ball on the bottom surface of foliage ; when the egg hatch , they release small oval - shaped ass-kisser . These crawlers choose a particular location and suck sap from the leaf . whitefly induce seeable damage to calendula plants as well as diminished health . Predatory ladybeetles are helpful in natural biological ascendance of whitefly infestations .

Tarnished Plant Bugs

Tarnished works bugs ( Lygus lineolaris ) are insects that onset calendula plants . Tarnished plant bug are browned , cadence 1/5 inch in length , and exhibit a yellow " Y " embodiment on their backs . These insects lay nut on calendula plants which think up and release insects that fertilize on the soft , new leaves , causing impairment in the form of puncture surround by sunken field , concord to the Connecticut Agricultural Experiment Station . Tarnished plant hemipteran plague may be check with insecticidal soap or horticultural oil .

Blister Beetles

bleb beetle ( Epicauta spp . ) are worm that onset calendula . bleb beetles are elongate mordant beetles appraise more or less 1/2 inch in duration . These pests thoroughly consume calendula heyday , make extensive damage and harm to the plant , agree to the Connecticut Agricultural Experiment Station . grown bleb beetle infestations may be controlled with pesticides .

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