Tiny Black Eggs On Plant Leaves – Focus On Signs Of Damage

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tiny black eggs on plant leaves

It’s not good news if you see tiny black eggs on plant leaves. They can be a sign of incoming damage. Black eggs are the products of insects. They give eggs on the leaves. We are talking about eggs with a small size in black color. Maybe they belong to squash bugs, aphids, lace bugs or shield bugs. The size of the eggs is very small. You will often see eggs in 0.4 inch which are quite hard to realize. Eggs are placed in clusters or rows. Some eggs look striped or are held in plastic-like cups. According to Cornell University’s study, no more than 1 percent of common insects in the garden are damaging.

Tiny black eggs on plant leaves mainly are from some types of insects. We will list the insects whose eggs you often see in the garden.

Shield Bugs

green shield bugsShield bugs, or we can call them as stink bugs, are insects that lay eggs in black or reddish color. The place they often choose to lay eggs is a fringe around the top. The number of eggs in one time is from 20 to 30 eggs. Let’s find out some information about this type of insect.

They are good insects because they’re beneficial. Shield bugs eat sawflies, moths, beetles, and weevil species that destroy harvest and ornamental plants. Shield bugs have four wings with a large, triangular, green or brown plate on the back. You can differentiate some species by seeing brightly colored marks on the shields.

Lace Bugs

Lace bugs

Adult lace bugs have a size of 0.12 to 0.25 inch. You see that they have light-colored bodies and ornate, lacy wings. Lace bugs’ seasoning is the spring. Lace bugs lay eggs in the spring. You will see their black eggs on leaves.

The newly hatched nymphs have 3 weeks to eat and grow before they become winged adult bugs. This species lives mainly on walnut trees, hawthorn, chokeberry, and chokeberry shrubs. They eat leaves but this doesn’t affect much to plants. The plant doesn’t die of lace bugs. Their enemies are lady beetles and green lacewings.

Read more: Yellow Fuzzy Bugs On Squash Plants – How To Protect Your Garden

Squash Bugs

Squash Bugs

Squash bugs aren’t the stink bugs although both types of bugs give off a smell to fight against enemies or when they feel endangered. The size of the adult squash bug is 5/8 inch in the length. They have a black or gray body with brown and orange stripes on the edge.

Squash bugs eat pumpkin and squash leaves. They bite with its piercing mouthparts. Leaves which are attacked will wilt, dry out and fall off. Therefore, plants are affected and weaken. Squash bugs lay eggs. At first, eggs have a color of dark reddish-brown. They steadily become black. Squash bugs lay eggs on the underside of leaves. Eggs are placed in a v-shape formation. The eggs’ color gets darker when they are about to hatch.

Aphids

Aphids

This species has a soft body and chewing mouthparts. They can attack the harvest on a large scale and cause utter devastation, especially plants grown in the spring. You should make use of natural enemies to control the number of aphids. Aphids are against ladybugs, hoverflies, lacewings and parasitic wasps.

Aphids release drops of black sticky liquid. They look like eggs of insects. Drops appeal to sooty mold which makes leaves black. Ants come to and eat the drops of sugary honeydew. During the warmer months, aphids give birth to about  5 young insects per day.

More useful tips in this video:

Prevention

  • You should observe your garden and find out tiny black eggs on plant leaves soon. The intensity of eggs can give hints about harmful insects. You have to protect your plants and prevent waves of insect attacks before they spread wider.
  • Use natural enemies or beneficial insects.
  • Shouldn’t use broad-spectrum insecticides which may kill beneficial insects and harmful ones.
  • Attract insectivorous birds by hanging feeders during the months when insects mate and lay eggs as well as provide nesting boxes.

The fight which is for peace of the garden is very fierce. You must remove eggs of insects before they hatch and grow up. When they become adult bugs, it’s more difficult to kill them and control the damage. Stopping the infestation is very important.

Keep an eye on your plants!

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