Pests & Plant Diseases: Identification and Control

Plant Pests & Diseases

Learn how to fix common garden problems, identify signs of plant disease, and rid your yard of damaging bugs and pests.
hand in dirt mound
Beneficial Nematodes: How to Use Them for Gardening
Dog in a flower garden
How to Keep Dogs out of Flower Gardens
Growing lettuce
How to Keep Lettuce Growing in the Heat of Summer
Cherry tree with dead leaves due to root rot.
How to Identify, Treat, and Prevent Root Rot

Explore Plant Problems

All Plant Diseases Garden Pests Weeds
splitting tomato on the vine
Why Tomatoes Split and Ways to Prevent It
cucumber ready for harvest
Why are Cucumbers Bitter?
Long leaves turning yellow-brown around long green leaves closeup
10 Reasons Why Outdoor Plant Leaves Turn Yellow
cat in front of a garden bed
How to Keep Cats Out of Flower Beds the Non-Toxic Way
why are my lemon tree leaves curling
7 Reasons Why Your Lemon Tree's Leaves Are Curling
green tomato ripening
How to Ripen Green Tomatoes
Homemade pesticide sprayed on to herb plant
9 Homemade Pesticides for Your Flower Garden
Dandelion on thin stem with orb of seed heads next to bricks lined in garden
How to Remove Dandelions From Your Yard
Tree roots exposed by erosion
3 Major Problems With Tree Roots in Gardens
English ivy with yellow-green flower clusters covering cement wall
16 Types of Invasive Plants You Should Avoid
A tree in a field with a few obvious signs its died (Sticks around the bases, vertical splits, peeling bark).
How to Tell If a Tree Is Dead: 6 Signs to Look For
Dandelions being sprayed with a spray bottle in a sunny field.
How to Kill Weeds With Salt
Purple iris flowers clustered together in garden closeup
10 Plants That Voles Will Avoid
apple tree with unhealthy leaves
4 Common Apple Tree Diseases
Spotted lanternfly
How to Control Spotted Lanternfly
Tiny red chigger insect on the underside of a leaf.
How to Get Rid of Chiggers on Skin, In or Around Home
Japanese beetle climbing on a leaf.
How to Get Rid of Japanese Beetles in Your Lawn and Garden
aphid and larvae on a rose
How to Make Homemade Sprays for Fighting Aphids
Brown and orange slug climbing on ruffled leaf closeup
How to Get Rid of Slugs in the Garden
Two Earwigs on a Daisy
How to Rid of Earwigs in Your Garden
Extreme close up of a spider mite
How to Get Rid of Spider Mites
Mealybugs on Jasmine Plant
How to Get Rid of Mealybugs Naturally
Wood ash spread over garden soil with spade and floral gloves
Is Wood Ash Good for Garden Soil?
Bugleweed ground cover plant with purple flower clusters surrounded by leaves
5 Invasive Ground Covers to Avoid
Sphaerobolus stellatus, commonly known as the shotgun fungus or cannonball fungus
Artillery Fungus: Identification and Prevention
Close-Up Of Wasp Pollinating On Flower
Natural Methods: How to Keep Wasps Away From Your Home
gardener with a handful of loamy soil
What Does Loam Soil Mean to a Gardener?
Chinese lantern plants bear a pod (image) that's striking. But they're toxic and invasive.
How to Control or Get Rid of Chinese Lanterns
June bug
How to Get Rid of June Bugs: 5 Easy Methods
Hens and chicks succulent with green leaves and pink tips clustered together
How to Grow Hens and Chicks (Sempervivum tectorum)
Common yellow oxalis
How to Identify and Remove Yellow Wood Sorrel
Chinese wisteria tree with purple flowers hanging on vines
Invasive Flowers
Creeping Charlie plant growing in ground next to shovel and garden gloves
How to Get Rid of Creeping Charlie: Hand-Pulling & Herbicide
Closeup of a pile of greensand
Using Greensand in an Organic Garden
spraying baking soda spray onto a plant
How to Control Powdery Mildew With a Homemade Spray
powdery mildew on a plant leaf
How to Use Milk Spray to Control Powdery Mildew
spraying powdery mildew
How to Stop Powdery Mildew on Leaves
powdery mildew on plant
How to Get Rid of Powdery Mildew on Plants
Powdery mildew fungi on pumpkin leaves
Powdery Mildew: Treatment and Control on Plants
Septoria on tomato plants
Black Spots on Tomato Leaves: Treating Septoria Leaf Spot
Squirrel enjoying the Springtime
How to Prevent Squirrels From Digging Up Your Bulbs
rabbit nibbling in a garden
Rabbit-Proof Plants
Flowerbed with yellow flowers surrounded by soil
How to Kill Grass in Flower Beds
yellow leaves on a houseplant
8 Reasons Why Indoor Plant Leaves Turn Yellow
Staking and straightening a leaning tree
How to Straighten and Stake a Leaning Tree
aphids on a plant
How to Control Aphids on Indoor House Plants
Red tomatoes hanging on diseased vine closeup
Save Your Tomato Plants From These 15 Common Diseases
Lettuce leaves bolting between dark red vegetation
How to Stop Lettuce From Bolting
leaf galls
How to Deal With Leaf Galls
Mushrooms in grass
How to Naturally Get Rid of Mushrooms in Your Yard
Fungus gnats on houseplant with spikes closeup
How to Get Rid of Fungus Gnats in Houseplants Naturally
Eastern Redbud tree with blooming pink flowers surrounded by other trees
Why Your Ornamental Trees Aren’t Flowering
Gardenia plant in bloom.
Why Your Gardenia Has Yellow Leaves
Black Spot on Rose Leaves
How to Treat and Prevent Black Spot on Roses
Filoxera/Phylloxera
Identifying Plant Pests and Diseases
Watersprouts projecting from white and brown tree trunk
Watersprouts in Trees and Shrubs: What to Do About Them
hornworm eating tomatoes
How to Get Rid of Tomato Hornworms
How to Get Rid of Colorado Potato Beetles
How to Get Rid of Colorado Potato Beetles Organically
strawberries
Organic Controls for Common Strawberry Pests
Bubble wrap surrounding an outdoor eggplant for frost protection
How to Help Tomatoes, Peppers, and Eggplant Survive Frost

More in Plant Problems:

Plant Diseases Garden Pests Weeds

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