Local planting guide · Mountain West
zip 89036
North Las Vegas is in USDA hardiness zone 9b, with average winter lows of 25°F to 30°F. The local growing season runs roughly 01/24 through 12/10 (~323 days). This zip falls within the Mountain West growing region.
- USDA zone
- 9b 25°F to 30°F
- Last spring frost
- 01/24
- First fall frost
- 12/10
- Growing season
- 323 days
- Compatible crops
- 37
- Growing region
- Mountain West
Right now in North Las Vegas
Week 18 priorities
On the docket: transplant out after last frost · direct sow after last frost. See the full calendar →
Gardening in North Las Vegas
North Las Vegas sits in USDA zone 9b with winter minimum temperatures between 25 and 30°F, a threshold rarely tested in practice. The true defining feature is the growing season: 323 days from the last spring frost (January 24) to the first fall frost (December 10). This extended window, combined with intense sun and heat, makes North Las Vegas ideal for crops that struggle in cooler regions. Figs, Asian persimmons, pomegranates, and jujubes flourish in the heat and dry conditions. Tomatoes and peppers grow prolifically but require heat management. The dominant constraint is not winter cold but summer heat: Las Vegas regularly exceeds 110°F, and the intense solar radiation at this elevation stresses many traditional temperate crops. Desert soils are typically alkaline (pH 7.5 to 8.5) with low organic matter, requiring amendment for most food crops. Water availability and cost are the binding constraints for home gardeners in North Las Vegas; efficient drip irrigation and mulching are essential infrastructure, not optional extras.
Regional context · Mountain West
What the Mountain West brings to North Las Vegas
High elevation, dry air, intense sun, big diurnal swings. Short cool growing season at altitude; longer hot one in valleys. Strong fruit production in irrigated river corridors.
Common challenges
Issues that most often defeat home gardeners in zone 9b, drawn from the broader USDA zone profile.
- ▸ Heat stress in summer
- ▸ Insufficient chill for most apples
- ▸ Salt spray near coasts
What defeats new gardeners in North Las Vegas
Heat stress peaks mid-June through August, when afternoon temperatures routinely exceed 110°F. Many vegetable crops (tomatoes, peppers, squash) show reduced fruit set, flower drop, and sunscald when daytime highs stay above 95°F. Shallow-rooted plants wilt rapidly in low humidity, often below 20%, even with adequate soil moisture. Alkaline soils (pH 7.8 to 8.5) lock up iron, zinc, and manganese; leaves yellow despite adequate nutrients, a condition called chlorosis. Late spring frost on January 24 is not particularly late for zone 9b, but rapid warm-ups in late January can push tender growth early, then kill it if frost returns in February. Finally, water restrictions are common during drought years, forcing gardeners to choose between deep irrigation and city compliance, a decision that favors drought-tolerant species.
Crops that grow in North Las Vegas
37 crops from our catalog match zone 9b, grouped by type.
Tree fruit
11 crops
zone 9b Fig
Ficus carica
zones 7a–10b
zone 9b Asian Persimmon
Diospyros kaki
zones 7a–10a
zone 9b Pomegranate
Punica granatum
zones 7b–10a
zone 9b Jujube
Ziziphus jujuba
zones 6a–9b
zone 9b Lemon
Citrus limon
zones 9a–11b
zone 9b Orange
Citrus sinensis
zones 9a–11b
zone 9b Lime
Citrus aurantiifolia
zones 9b–11b
zone 9b Grapefruit
Citrus paradisi
zones 9a–11b
Berries
2 crops
Vegetables
18 crops
zone 9b Tomato
Solanum lycopersicum
zones 3a–10b
zone 9b Sweet Pepper
Capsicum annuum
zones 4a–10b
zone 9b Hot Pepper
Capsicum species
zones 4a–10b
zone 9b Eggplant
Solanum melongena
zones 5a–10b
zone 9b Cabbage
Brassica oleracea var. capitata
zones 3a–9b
zone 9b Kale
Brassica oleracea var. acephala
zones 3a–9b
zone 9b Collards
Brassica oleracea var. acephala
zones 4a–9b
zone 9b Cucumber
Cucumis sativus
zones 3b–10a
Herbs
6 crops
Plan the year
Planting calendar for North Las Vegas
Year-view of seed starting, transplanting, planting, pruning, fertilizing, harvest, and pest-watch windows tuned to North Las Vegas's local frost dates.
Week ? · loading
This week in North Las Vegas, NV (zone 9b)
Quiet week in North Las Vegas, NV (zone 9b). this week is a good time to step back and plan ahead.
Nothing critical on the calendar this week.
187 bars · 37 crops
Calendar logic combines NOAA frost normals with crop-specific timing data. Local microclimate and weather always overrules the calendar; use this as a starting point.
Top pests for zone 9b
Ranked by how many crops in your zone they affect. Click through for IPM controls and signs to watch for.
Multiple species (Aphididae)
Small soft-bodied sap-sucking insects that reproduce explosively in spring. Excrete honeydew that supports sooty mold and attracts ants. Transmit viral diseases.
Multiple species (Aleyrodidae)
Tiny white moth-like flying insects that feed on plant sap and excrete honeydew. Transmit numerous viral diseases including tomato yellow leaf curl virus.
Meloidogyne species
Microscopic soil-dwelling worm that forms galls on roots, reducing vigor and yield.
Tetranychus urticae
Tiny mite that feeds on leaf undersides, causing stippling and webbing during hot dry weather.
Multiple species (Chrysomelidae)
Tiny black or bronze jumping beetles that put hundreds of small holes in seedling leaves. Most damaging on direct-seeded brassicas and young eggplant.
Odocoileus species
Whitetail and mule deer browse can devastate orchards and gardens, particularly in winter when food is scarce. Antler rub on young trunks kills saplings outright.
Pseudococcidae spp.
Soft white waxy insects that cluster at leaf joints, fruit stems, and root crowns. Honeydew secretion supports sooty mold; root mealybugs cause decline that mimics drought.
Coccoidea spp.
Sap-sucking insects that attach to bark, leaves, and fruit, secreting honeydew that fuels sooty mold. Heavy infestations weaken trees and cause leaf yellowing.
Top diseases for zone 9b
Ranked by how many crops in your zone they affect. Click through for symptoms, controls, and resistant varieties.
Pseudoperonospora cubensis (cucurbits) and others
Water mold (oomycete, not a true fungus) that thrives in cool damp conditions. Spreads rapidly through cucurbit and brassica plantings on wind-borne spores.
Cucumber mosaic virus, Tobacco mosaic virus, and others
Family of plant viruses producing mottled yellow-and-green leaf patterns. Vectored primarily by aphids; some are seed-transmitted or spread by handling tools and tobacco products.
Pythium and Rhizoctonia species
Soil-borne complex of water molds and fungi that kill seedlings before or shortly after emergence. The single most common cause of seed-starting failures.
Fusarium oxysporum
Soil-borne fungal disease that plugs vascular tissue and kills affected plants. Persists in soil for many years; impossible to eliminate once established.
Sclerotium rolfsii
Soil-borne fungal disease most damaging in warm humid Southern conditions. White mycelial fans and small mustard-seed-sized sclerotia at the soil line are diagnostic.
Calcium deficiency physiological disorder
Not a true disease but a calcium-uptake disorder caused by inconsistent soil moisture during fruit development. The dominant cause of damaged first-fruit on home tomato plantings.
Capnodium spp.
Black fungal coating that grows on honeydew secreted by aphids, scale, mealybugs, and whiteflies. Doesn't infect plant tissue directly but blocks photosynthesis and disfigures fruit.
Tomato spotted wilt orthotospovirus (TSWV)
Virus vectored by thrips, particularly western flower thrips. Wide host range and growing global distribution. No cure once infected.
Companion planting suggestions
Beneficial pairings drawn from companion data, filtered to crops that grow in zone 9b.
- Fig + Rosemary
Rosemary tolerates the dry sites figs prefer and provides aromatic pest deterrence.
- Tomato + Basil
The classic Italian pairing. Basil's volatile oils are reported to repel hornworms and whiteflies, and the two crops share the same warm-season schedule and water needs. Plant basil between tomato cages.
- Sweet Pepper + Basil
Same warm-season culture, same watering schedule. Basil reportedly improves pepper flavor and repels aphids and thrips that are pepper's primary pests.
- Hot Pepper + Basil
Compatible heat-loving culture, similar water needs. Basil interplanted between hot pepper plants supports beneficial insects and reduces aphid pressure.
- Lettuce + Tomato
Lettuce planted at tomato's base benefits from afternoon shade as the tomato grows, extending the lettuce harvest into early summer. Different root depths avoid competition.
- Cabbage + Onion
Onion smell confuses cabbage moth. Both prefer similar moisture and fertility. The onion-cabbage interplanting is a Northern European tradition.
Soil types reference
Soil texture and pH decide what grows easily on your specific lot. Find the closest match below for crop recommendations and amendment guidance.
Practical tips for North Las Vegas
First, plant heat-loving crops for summer production (tomatoes, peppers, eggplants) from late February through March, so they mature and flower during peak heat in June and July when local varieties thrive. Shade cloth (30 to 50%) over these crops during July and August extends fruit set. Second, embrace cool-season crops in fall: plant leafy greens, root crops, and brassicas from August through September to harvest through the long mild fall and winter (December 10 is the first frost). Third, commit to drip irrigation and 3 to 4 inches of mulch. Desert conditions with low humidity and intense sun make overhead watering inefficient, wasteful, and conducive to fungal issues. Drip irrigation delivers water to roots, and mulch retains moisture while moderating soil temperature.
Frequently asked questions
- What crops grow best in North Las Vegas?
Heat-loving perennials (figs, pomegranates, jujubes, Asian persimmons) thrive in zone 9b's intense sun and winters. For annual vegetables, tomatoes and peppers excel if managed for heat; select heat-tolerant varieties and provide afternoon shade during peak summer. Cool-season crops (leafy greens, root crops, broccoli) grow from August through December.
- When should I plant tomatoes in North Las Vegas?
Plant tomatoes after the last spring frost (January 24) once soil warms to 60°F, usually late February through early March. This timing allows plants to establish before peak heat in June and July. For a second crop, transplants can go in again in late July or early August to produce through fall.
- How do I protect crops from summer heat?
Use 30 to 50% shade cloth over vegetable gardens from late May through August. Mulch heavily (3 to 4 inches) to moderate soil temperature and reduce evaporation. Drip irrigation delivers water efficiently to roots; overhead watering is ineffective in low humidity. Select heat-tolerant varieties advertised for desert or hot climates.
- Do I need to worry about winter frost in zone 9b?
Winter frost (reaching 25 to 30°F) is possible but rare enough that most tender perennials (figs, citrus) survive unprotected. The greater risk is late spring frost in late February or early March catching new growth. Monitor forecasts and cover tender growth if frost is predicted within 2 weeks of bud break.
- What's wrong with my leaves turning yellow?
Chlorosis, or yellowing with green veins, is common in alkaline desert soils where iron, zinc, and manganese become unavailable to roots despite adequate nutrients. Amend soil with sulfur or chelated micronutrients; mulch with acidifying materials like pine needles or composted oak leaves. Test soil pH; ideal is 6.0 to 7.0 for most crops.
- How much water do crops need in North Las Vegas?
Desert air and intense sun increase water demand dramatically. Most vegetables need 1 to 2 inches per week during growth; use drip irrigation on a timer. Mulch reduces water loss and keeps soil temperature lower during summer. Monitor soil moisture regularly; the fast evaporation rate makes it easy to underestimate actual needs.
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Frost data: NOAA Climate Normals 1991-2020, station USW00053123. Local microclimates can shift these dates by a week or more.
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