When to Plant Broccoli in Santa Fe, NM
Published: April 21, 2026
Broccoli Planting Dates for Santa Fe, NM
| Start seeds indoors | February 1–8 |
| Last frost (average) | March 15 |
| Transplant outdoors | February 15–25 |
| Direct sow outdoors | February 15–25 |
| Minimum soil temperature | 40°F |
| Expect first harvest | April 16 – May 6 |
| Fall crop planting | September 6–16 |
| Fall crop harvest | November 5 |
| First fall frost (average) | November 15 |
Best Broccoli Varieties for Santa Fe, NM
For Zone 7a Santa Fe, the best-performing broccoli varieties are Belstar, Green Comet, and Arcadia — all widely adapted, disease-resistant varieties proven across the transition zone. Marathon is a good alternative where disease resistance matters most, especially in humid summers. These varieties are typically stocked by local nurseries and are the safest bets for gardeners new to broccoli in Santa Fe.
Growing Broccoli in Santa Fe
Santa Fe sits in Zone 7a, with an average last frost of March 15 and first fall frost around November 15 — giving a 245-day frost-free growing season. Cool-season crops like broccoli benefit from Santa Fe's cooler spring and fall windows, when temperatures stay in the 55–75°F sweet spot that produces the best flavor and least bolting.
Santa Fe's moderate climate supports broccoli on the standard transplant calendar with minimal special accommodation. Succession planting — sowing fresh seeds or setting new transplants every 2–3 weeks through spring — stretches the harvest window and gives you a backup crop if pests hit the first planting.
Santa Fe's caliche soil is rock-hard below the surface — raised beds filled with quality potting mix are the most practical approach for broccoli. Breaking through caliche for in-ground planting requires significant soil amendment, gypsum application, and deep tilling over several seasons. Water at 1.5 inches per week delivered through drip irrigation for best results in a raised-bed system.
Broccoli Calendar for Santa Fe
| Month | Task |
|---|---|
| February | Start seeds indoors under grow lights |
| March | Last frost — harden off seedlings outdoors |
| February | Transplant outdoors into warm soil |
| April | Expect first harvest window to open |
| September | Start fall crop — transplants or direct sow |
| November | First fall frost — harvest remaining, end of outdoor season |
Broccoli Tips for Santa Fe Gardeners
- •For spring: start indoors 6 weeks before last frost and transplant outdoors 4 weeks before last frost.
- •For fall: start indoors in summer — count 10 weeks back from your first fall frost date.
- •Succession plant broccoli in Santa Fe every 2–3 weeks through spring to extend the harvest window into summer.
Common Broccoli Pests in Santa Fe
- •Cabbage Worm — peaks July in Zone 7a (active May–September); green caterpillars on brassicas; apply Bt spray or use row covers.
- •Cabbage Looper — peaks July in Zone 7a (active May–September); loop-walking green caterpillars; Bt spray works well.
- •Aphids — peaks July in Zone 7a (active May–September); clusters on leaf undersides; blast with a strong water spray or apply neem oil.
Check plants every 2–3 days during peak season — early intervention prevents most infestations from becoming serious.
What to Plant with Broccoli in Santa Fe
In Santa Fe's moderate climate, Onion and Garlic are the most beneficial plants to grow alongside broccoli. Onion deters carrot fly, aphids, and several root-zone pests through sulfur compounds. Keep broccoli away from Tomato — it competes for nutrients or shares pest pressure.
Frequently Asked Questions
When should I plant broccoli in Santa Fe, NM?
In Santa Fe (Zone 7a), start broccoli seeds indoors around February 1–8 and transplant outdoors around February 15–25. The city's average last frost of March 15 is the anchor date — count 6 weeks back for seed starting and 4 weeks back for transplanting.
What zone is Santa Fe, NM for broccoli growing?
Santa Fe is USDA Zone 7a. For broccoli, this means a frost-free growing season of roughly 35 weeks running from March 15 to November 15. Cool-season crops like broccoli thrive in this zone with both spring and fall planting windows available.
When is broccoli harvest season in Santa Fe?
Expect the first broccoli harvest in Santa Fe around April 16, with harvest continuing through May 6. This is based on 60–80 days from transplant or direct sow. A fall crop planted September 6–16 adds a second harvest around November 5.
How long does it take to grow broccoli in Santa Fe, NM?
From transplant or direct sow to first harvest, broccoli takes 60–80 days in Santa Fe's climate. Based on a typical planting date of February 15–25, expect your first harvest around April 16. Santa Fe's Zone 7a transition-zone climate produces maturity times right in the middle of the stated range.
What soil does broccoli need in Santa Fe?
Santa Fe's caliche subsoil is effectively rock — traditional in-ground planting of broccoli produces poor results. Build a raised bed with 12–18 inches of quality potting mix or Mel's Mix for reliable production. Break through caliche only for deep-rooted crops, and expect to add compost each year to offset the alkalinity.