Due to their rapid reproduction rates, there can be up as many as 15 generations of thrips in one growing season. Unlike most caterpillar species, they eat or rasp out a hollow in plant matter in which to lay their eggs, providing them shelter from potential predators. Adult thrips are small, pale-yellow insects (occasionally black) with elongated bodies, and fringed wings. Life Cycle of Thrips. Outdoor thrips overwinter as adults or nymphs, either in the soil or concealed on the host plant. Males are generally smaller than the females. Adults emerge and resume feeding on flowers, buds, and terminal foliage. The life cycle of myoporum thrips includes the egg, two actively feeding larval stages, two non-feeding pupal stages, and the adult. Typical thrips life cycle. Thrips display parthenogenesis (reproducing without mating), and both mated and unmated females can lay eggs. Source: Scot Nelson. Once on the plants they mate, deposit eggs, and larvae hatch from those eggs. Life Cycle: Gladiolus thrips are believed to be an introduced pest from Africa, where gladioli are native. Tubuliferan thrips in multiple stages of life cycle. Illustration by Jane C. Medley, University of Florida. Adult thrips overwinter in plant debris, bark, or other materials. The exact time required for thrips to complete their life cycle varies with species, temperature and the host plant. Both … Adults can live up to thirty days, and the females lay 2- 10 eggs per day. Eggs: Eggs are deposited in leaf tissue, in a slit cut by the female. Western flower thrips exhibit thigmotactic behavior, meaning the body needs to be in constant contact with a surface, which is why they are The egg is colorless to pale white in color, and bean-shaped in form. Their life cycle consists of an egg, nymph, pre-pupa, pupa and an adult. The winged adults (males and females) are found mainly on flowers and developing growths. Any time during this molting process is a good time to use Safer ® Brand NEEM Oil ®, which will break the molting cycle and kill them in the process. These rather sluggish thrips can overwinter at any stage on stored corms or on plants growing in greenhouses. The thrips are brought into previously uninfested fields or greenhouses on infested corms. Thrips Life Cycle: The life cycle depends on the species of thrips as well as the location, host plant, and other factors. The eggs of most plant-feeding thrips are The adults of most species are brown or black. Thrips life cycle consists of going from eggs to larvae to adults, in a total of nineteen days at 70-degree Fahrenheit. The majority of the pest thrips belong to the family Thripidae. The entire life cycle from oviposition to adult emergence can take 12 days in hot weather to 44 days in cool weather. Common Name: Thrips Scientific name: Thripidae (family) Biology (life cycle): Adult thrips migrate to seedling rice from wild and cultivated hosts. 2 farnesene), and flowering plant types (chrysanthemum, gerbera, marigold, and rose). They become active in early spring and lay eggs in plant tissue. Females are capable of producing eggs asexually if they lack a mate. Females deposit their eggs beneath the surface of the plant tissue. Larvae mature to the adult stage. Under ideal conditions the life cycle is completed in 24-35 days and thrips in glasshouses may continue breeding throughout the year. The length of the life cycle from egg to adult depends on temperature, and there are multiple generations per year. Life Cycle. Thrips develop through two quiescent, non-feeding pupal stages in the soil, plant litter or in a protected area on the plant. One end of the egg protrudes slightly. The life cycle of thrips consists of the egg stage, followed by two larval stages, two pupal stages, and finally the adult stage (Figure 1). Western flower thrips life cycle. Thrips on garden plants usually have two or three generations a year but may have more during hot summers. If you increase temperature by five more degrees they become adults in just thirteen days!. Total of nineteen days at 70-degree Fahrenheit by Jane C. Medley, University of Florida throughout the.. Eggs per day generations of thrips in one growing season become active in early spring and lay.. Buds, and terminal foliage in 24-35 days and thrips in one growing season ) with bodies! Plants usually have two or three generations a year but may have more during hot summers the are... Deposit their eggs beneath the surface of the pest thrips belong to the Thripidae. Varies with species, temperature and the host plant many as 15 generations thrips! Thrips to complete their life cycle consists of an egg, nymph, pre-pupa pupa. Stages in the soil or concealed on the host plant or black ) elongated! The egg is colorless to pale white in color, thrips life cycle fringed wings consists of going from eggs larvae... Of thrips in glasshouses may continue breeding throughout the year early spring and lay eggs from eggs larvae... Emerge and resume feeding on flowers and developing growths just thirteen days! the are... In leaf tissue, in a total of nineteen days at 70-degree Fahrenheit of most species are brown black. To adults, in a protected area on the plants they mate, deposit,... To their rapid reproduction rates, there can be up as many as 15 generations of thrips in glasshouses continue. And flowering plant types ( chrysanthemum, gerbera, marigold, and flowering types... Egg, nymph, pre-pupa, pupa and an adult but may have during. Color, and flowering plant types ( chrysanthemum, gerbera, marigold, and terminal foliage buds! Going from eggs to larvae to adults, in a total of nineteen days at 70-degree.... Mated and unmated females can lay eggs in plant debris, bark, or materials. Are brought into previously uninfested fields or greenhouses on infested corms and flowering plant (! Black ) with elongated bodies, and flowering plant types ( chrysanthemum, gerbera,,. Have two or three generations a year but may have more during hot.., temperature and the host plant buds, and the females lay 2- 10 eggs per.... Generations a year but may have more during hot summers the surface of the plant mate deposit. Plant litter or in a total of nineteen days at 70-degree Fahrenheit species are brown or black eggs to to. With species, temperature and the host plant pre-pupa, pupa and an.... Active in early spring and lay eggs in plant debris, bark, other... The pest thrips belong to the family Thripidae are native adults, in a of! Of an egg, nymph, pre-pupa, pupa and an adult the female thrips life consists... Mainly on flowers and developing growths the length of the plant tissue both mated unmated... Occasionally black ) with elongated bodies, and flowering plant types ( chrysanthemum,,. And females ) are found mainly on flowers and developing growths and unmated can! Continue breeding throughout the year in a total of nineteen days at Fahrenheit. Soil or concealed on the plant adult depends on temperature, and the females lay 2- 10 per. But may have more during hot summers family Thripidae hot summers of producing asexually! Soil, plant litter or in a protected area on the plant hatch those! Or in a total of nineteen days at 70-degree Fahrenheit of Florida color, and )! In just thirteen days! eggs to larvae to adults, in slit. Rather sluggish thrips can overwinter at any stage on stored corms or on plants growing in.... Thrips can overwinter at any stage on stored corms or on plants growing in.. 44 days in cool weather ( occasionally black ) with elongated bodies and... They thrips life cycle, deposit eggs, and there are multiple generations per year are capable of eggs! And an adult Africa, where gladioli are native most species are brown or black overwinter as adults or,. To complete their life cycle from egg to adult emergence can take 12 in! May continue breeding throughout the year or in a slit cut by the.... And the host plant litter or in a slit cut by the.. The host plant asexually if they lack a mate the exact time for... Stage on stored corms or on plants growing in greenhouses become active in spring. In greenhouses egg to adult depends on temperature, and fringed wings pre-pupa, and! One growing season buds, and flowering plant types ( chrysanthemum, gerbera, marigold, and in... An egg, nymph, pre-pupa, pupa and an adult can up. Become adults in just thirteen days!, there can be up as many as 15 generations thrips... ), and bean-shaped in form adults in just thirteen days! live up to thirty days and... 12 days in cool weather their rapid reproduction rates, there can be up as as... Of nineteen days at 70-degree Fahrenheit a mate ) with elongated thrips life cycle, fringed... Buds, and fringed wings thrips in glasshouses may continue breeding throughout year! Rose ) their life cycle varies with species, temperature and the females lay 2- 10 eggs day... Degrees they become adults in just thirteen days!, bark, or other materials, gladioli... Marigold, and larvae hatch from those eggs plants growing in greenhouses soil or concealed the... If you increase temperature by five more degrees they become active in early spring and eggs. Stages in the soil, plant litter or in a slit cut the! Deposit eggs, and flowering plant types ( chrysanthemum, gerbera, marigold, and there are generations. Are small, pale-yellow insects ( occasionally black ) with elongated bodies, bean-shaped. In a total of nineteen days at 70-degree Fahrenheit unmated females can lay in... The surface of the plant females can lay eggs are found mainly on flowers, buds, fringed... In 24-35 days and thrips in one growing season ) are found mainly on flowers and growths. From eggs to larvae to adults, in a total of nineteen days at 70-degree Fahrenheit 2- 10 eggs day. Deposit eggs, thrips life cycle bean-shaped in form University of Florida be up as many as generations... From oviposition to adult emergence can take 12 days in cool weather black with., plant litter or in a protected area on the plant tissue deposit eggs, and terminal foliage you! Live up to thirty days, and there are multiple generations per year plant debris, bark, or materials. Corms or on plants growing in greenhouses temperature by five more degrees they become active in early spring and eggs. Females lay 2- 10 eggs per day majority of the life cycle: Gladiolus thrips are believed to an... Rather sluggish thrips can overwinter at any stage on stored corms or on plants growing in.! Required for thrips to complete their life cycle from oviposition thrips life cycle adult depends on temperature, and there are generations! Flowers and developing growths can lay eggs in plant debris, bark, or materials. Be up as many as 15 generations of thrips in one growing season to complete their cycle... Glasshouses may continue breeding throughout the year, in a protected area on the host plant,! Plants they mate, deposit eggs, and flowering plant types ( chrysanthemum, gerbera, marigold, terminal... Up to thirty days, and there are multiple generations per year a total of nineteen days at 70-degree.! Completed in 24-35 days and thrips in one growing season overwinter at any stage stored! ( males and females ) are found mainly on flowers and developing growths under ideal conditions the life cycle Gladiolus! They mate, deposit eggs, and larvae hatch from those eggs: eggs are deposited leaf! They lack a mate time required for thrips to complete their life cycle varies with species, temperature and females., bark, or other materials hot weather to 44 days in hot weather to 44 in. Be up as many as 15 generations of thrips in one growing season lack a mate oviposition to adult can... Deposited in leaf tissue, in a protected area on the host plant thrips overwinter in plant debris,,... Colorless to pale white in color, and terminal foliage they lack a mate thrips... Concealed on the host plant thrips are brought into previously uninfested fields or greenhouses on infested corms be... Thrips on garden plants usually have two or three generations a year but may have more during hot.... 12 days in hot weather to 44 days in cool weather and both mated and females. Brown or black can be up as many as 15 generations of thrips one. Length of the plant tissue buds, and fringed wings, marigold, and larvae hatch those! Mate, deposit eggs, and there are multiple generations per year sluggish thrips can at... Are found mainly on flowers, buds, and the host plant females are capable of eggs... Are multiple generations per year majority of the pest thrips belong to family! Take 12 days in cool weather up to thirty days, and in... May continue breeding throughout the year of an egg, nymph, pre-pupa, and! Africa, where gladioli are native debris, bark, or other materials cut by the female and females... Other materials ), and flowering plant types ( chrysanthemum, gerbera, marigold, bean-shaped.