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Aphids on Alliums: Simple Organic Controls for Onions, Garlic, Chives

Black bugs on green onions, chives, or garlic are onion aphids—a spring classic. Best controls are organic: blast off with strong water stream or apply insecticidal soap. Beneficial insects will soon arrive to help. No harsh chemicals needed for this common, manageable pest.

About Gardening: Aphids and Ants on Balcony Garden: Separate Controls Needed; Garlic Won't Clove? Carrots J-Shaped? Sunlight and Soil Secrets; Container Garlic and Onions Not Bulbing? Patience, Potassium, and No Nitrogen; Growing Onions and Garlic Indoors: Edible Greens and Transplanting; Growing Onions from Plants: Complete Guide to Bulbing Onions; Growing Onions: Cold-Season Crop for Big, Flavorful Bulbs; Onions Bolting: What to Do When Flowers Appear Early; Planting Vidalia Onion Transplants for Sweet Bulbs; Wild Onion vs. Wild Garlic: Identification and Control; Wild Onion (Allium canadense) and Wild Garlic: Edible but Pungent

Garden Articles

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Plants

Nursery-Wide Aphid and Sooty Mold Outbreak: Effective Insecticide Rotation

Green Onions vs. Chives: What's the Difference?

How to Plant Onions: Varieties, Timing, and Techniques for a Bountiful Harvest

Three-Cornered Garlic (Allium triquetrum): Edible Wild Onion with Triangular Stems

How to Grow Green Onions for Fresh Flavor

Growing Giant Onions: Sets vs. Sprouted Bulbs

Wild Onion in Bermuda: Dig or Spray—But Dormant Bulbs Mean Repeat Battles