Common Plant Problems and Solutions.

Ultimate Plant Growing Helper

Vegetables • Herbs • Fruit Trees • Flowers • Companion Planting

Plant	Loves (Plant Together)	Hates (Keep Apart)
Tomato	Basil, Marigold, Carrot, Onion	Potato, Fennel, Corn
Carrot	Onion, Leek, Rosemary, Lettuce	Dill, Parsnip
Cucumber	Beans, Nasturtium, Radish, Dill	Potato, Aromatic herbs
Peppers	Basil, Onion, Spinach	Fennel, Kohlrabi
Beans	Corn, Squash, Marigold	Onion, Garlic, Fennel
Lettuce	Carrot, Radish, Strawberry	Parsley, Celery
Potato	Horseradish, Beans, Marigold	Tomato, Cucumber, Sunflower
Cabbage Family	Dill, Celery, Onion, Sage	Strawberry, Tomato
Corn	Pole beans, Squash, Pumpkin	Tomato
Strawberry	Borage, Lettuce, Spinach	Cabbage family

Pest	Symptoms	Organic Solution	Frequency
Aphids	Curled leaves, sticky honeydew	Neem oil + dish soap spray (1 tsp neem + ½ tsp soap per quart)	Every 5–7 days
Spider Mites	Tiny webs, stippled leaves	Strong water blast + 70% alcohol wipe + increase humidity	3× weekly
Cabbage Worms	Holes in leaves	Bacillus thuringiensis (BT) spray	Weekly
Slugs/Snails	Irregular holes, slime trails	Beer traps or copper tape + diatomaceous earth	Reapply after rain
Flea Beetles	Tiny shotgun holes	Row covers + kaolin clay spray	Preventative
Squash Bugs	Wilting vines	Hand-pick + neem at dusk	Daily checks
Whiteflies	Cloud when disturbed	Yellow sticky traps + insecticidal soap	Weekly
Tomato Hornworm	Large green worm	Hand-pick at night + BT	Weekly

Plant	Days to Harvest	Sun	Common Issue	Fix
Artichoke	85–100	Full	Crown rot	Improve drainage
Arugula	40	Full/Part	Bolting	Shade cloth + harvest young
Tomato	60–80	Full	Blossom end rot	Calcium spray + even watering
Cucumber	50–70	Full	Powdery mildew	Neem + spacing
Bell Pepper	60–90	Full	Sunscald	Shade cloth

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