Companion Planting: Sage
Salvia officinalis
Spacing: 1 per square foot. Mature height: 1.5-2.5 ft.
Plant these nearby
- Cabbage: Penn State Extension lists sage among the herbs that measurably deter the egg-laying behavior of adult imported cabbageworm moths — the flea-beetle-deterrent half of this claim is less well documented, so treat that part as garden tradition. (source)
- Carrot: Reputed to mask carrot scent from carrot rust fly, but Utah State Extension's carrot rust fly management guide doesn't list sage or any aromatic-herb masking strategy among its controls — treat this as folklore, not a documented tactic.
- Rosemary: Compatible dry-soil perennial companion.
Keep these apart
- Onion: Prefers drier soil than alliums typically need nearby.
Common pairings, answered directly
- Can I plant sage next to cabbage?
- Yes. Penn State Extension lists sage among the herbs that measurably deter the egg-laying behavior of adult imported cabbageworm moths — the flea-beetle-deterrent half of this claim is less well documented, so treat that part as garden tradition.
- Can I plant sage next to carrot?
- Yes. Reputed to mask carrot scent from carrot rust fly, but Utah State Extension's carrot rust fly management guide doesn't list sage or any aromatic-herb masking strategy among its controls — treat this as folklore, not a documented tactic.
- Can I plant sage next to rosemary?
- Yes. Compatible dry-soil perennial companion.
- Can I plant sage next to onion?
- Better not to. Prefers drier soil than alliums typically need nearby.
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Companion planting for Sage: which plants to grow next to it, which to keep apart, and the reason behind each pairing.
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