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Best Home & Garden Products For The Southwest Region Of The United States
AZ, NM, NV, UT south, TX west
Growing Season
Medium-Very Long
Winter Lows (F)
-20 to 30
Annual Rainfall
5-18
Soil pH
7.0-8.5 (alkaline)
Organic Matter
Very Low
Nutrient Availability
Low; desert soils poor
Regional Characteristics
USDA Zone(s):
Survey garden bed and note deficiency symptoms. Map high-need zones.
First Fall Frost:
Sandy areas and fruiting sections need more K than shaded areas.
Avg Annual Rainfall (in):
Don't leave granules on surface in hot weather - damages plants.
Min Winter Temp (°F)
Calculate 1-2 lbs per 100 sq ft. For 10x20 garden (200 sq ft), use 2-4 lbs.
Frost-Free Days
Weigh fertilizer on kitchen scale. One cup 0-0-60 weighs ~0.5 lb.
Seasonal Distribution
Don't exceed 2 lbs per 100 sq ft per application. Split heavy doses.
Heat Zone (Days >86°F)
Broadcast granules evenly across soil surface. Work into top 2-3 inches with cultivator.
Season Length
Sandy areas and fruiting sections need more K than shaded areas.
Avg Annual Snowfall (in)
Don't spread on windy days - granules drift causing uneven application.
Temp Extremes & Variability
Water thoroughly with 1-2 inches to dissolve granules and move K into root zone.
Avg Annual Temp (°F)
Incorporation prevents salt buildup and gets K to roots faster.
Drought Freq/Severity
Don't leave granules on surface in hot weather - damages plants.
Organic Fertilizers For Your Area
Old Cobblers Farm™ Wicked Organic Citrus Fertilizer
The essential fertilizer for citrus production in hot climates where oranges, grapefruits, lemons, and limes achieve their full potential. The 4-6-4 acidifying formula maintains optimal soil pH in desert soils naturally high in calcium carbonate. Provides iron and micronutrients that become unavailable in alkaline conditions, preventing the chlorosis common in hot climate citrus. Supports year-round production in frost-free zones.
Old Cobblers Farm™ Wicked Organics 10-2-8 Fertilizer – Organic Gardening
High potassium content strengthens plants against extreme heat stress and reduces water loss in climates with temperatures regularly exceeding 100°F. The 10-2-8 ratio provides nitrogen for growth while emphasizing the potassium critical for hot climate survival. Supports desert-adapted vegetables and ornamentals that must withstand intense conditions. Perfect for the accelerated growth rates hot temperatures produce.
Old Cobblers Farm™ Wicked Organic Garden and Tomato
Supports vegetable production during the spring and fall windows when hot climate gardens are most productive. Provides balanced nutrition for heat-tolerant tomato, pepper, and eggplant varieties bred for desert conditions. The organic formula won't add salts that accumulate in soils with minimal rainfall and high evaporation. Essential for maximizing harvests during limited optimal growing periods.
Old Cobblers Farm™ Wicked Organics Bio Char
Critical soil amendment for sandy desert soils with virtually no water or nutrient holding capacity. Biochar reduces irrigation frequency by 40% or more while preventing nutrient leaching through porous soils. Creates habitat for beneficial microbes in soils that naturally support minimal biological activity. The single most effective amendment for improving hot climate garden soil.
Old Cobblers Farm™ Wicked Organics Kelp Meal
The natural cytokinins in kelp dramatically improve heat tolerance, helping plants survive temperatures that would otherwise cause shutdown. Potassium and trace minerals support plant health under extreme stress conditions. The 1-0-2 formula provides gentle nutrition without overstimulating growth during heat periods. Essential supplement for any hot climate growing operation.
Old Cobblers Farm™ Wicked Growth Orchids Fertilizer
Formulated for the tropical and subtropical orchids that thrive in hot climate conditions with protection from direct sun. Provides balanced nutrition for the year-round growth and flowering possible in warm environments. Supports the diverse orchid collections popular in Florida, Texas, Arizona, and California. Gentle formula won't damage sensitive orchid roots.
Old Cobblers Farm™ Wicked Organics Bone Char
Provides phosphorus in a form that remains available even in alkaline desert soils where standard phosphorus fertilizers become locked up. The unique properties of bone char include capturing heavy metals that may contaminate water supplies in arid regions. Slow-release phosphorus supports fruiting and flowering through extended hot climate production seasons. An essential phosphorus source for alkaline soil conditions.
Old Cobblers Farm™ Wicked Organics Peanut Meal (Org.) 8-1-2
The slow-release nitrogen from peanut meal won't burn plants in hot conditions where synthetic fertilizers cause rapid damage. Provides gentle, sustained feeding through extended hot climate growing seasons. The protein-based nitrogen feeds soil microbes while releasing nutrients gradually. Particularly suited to Southern and Southwestern gardens.
Old Cobblers Farm™ Wicked Growth Hanging Plants Fertilizer
Supports container and hanging basket gardens popular in hot climates where elevated plantings benefit from air circulation and reflected heat reduction. Provides nutrition for rapid growth when frequent watering leaches nutrients from container media. Balanced formula supports both flowering and foliage plants in container culture. Gentle enough for daily watering regimes required in extreme heat.
Old Cobblers Farm™ Wicked Growth Carnivorous Plants Fertilizer
Formulated for the carnivorous plants that fascinate hot climate gardeners, including species native to warm bog environments. Provides extremely gentle nutrition for plants adapted to nutrient-poor conditions. Supports Venus flytraps, sundews, and pitcher plants that struggle with standard fertilizers. Perfect for the specialized collections possible in warm, humid conditions.
Old Cobblers Farm™ Wicked Organic Herb Fertilizer
Supports Mediterranean herb production in hot climates similar to their native environments around the Mediterranean Sea. Rosemary, oregano, thyme, and lavender thrive in hot, dry conditions with excellent drainage. The 8-3-5 formula promotes compact, aromatic growth perfect for culinary and ornamental use. Provides nutrition without encouraging the soft growth that rots in humid heat.
Old Cobblers Farm™ Wicked Organics Magnesium Sulfate
Corrects magnesium deficiency common in alkaline hot climate soils where this nutrient becomes unavailable to plants. Fast-acting formula provides immediate relief for yellowing between leaf veins that indicates magnesium stress. The sulfur content helps acidify alkaline soils, improving overall nutrient availability. Essential supplement for citrus, palms, and other magnesium-demanding plants.
Commercial Fertilizers For Your Area
Old Cobblers Farm™ Wicked Growth 10-5-13 Fertilizer – High Nitrogen-Phosphate
Higher potassium content strengthens plants against extreme heat stress in climates regularly exceeding 100°F. The 10-5-13 ratio provides nitrogen for growth while emphasizing the potassium critical for hot climate survival. Supports desert-adapted vegetables and ornamentals that must withstand intense conditions. Perfect for the accelerated growth rates hot temperatures produce during optimal seasons.
Old Cobblers Farm™ Wicked Growth 10-10-10 Fertilizer – Multi Purpose
The balanced formula provides versatile nutrition for hot climate gardens producing during spring and fall windows. Fast-acting nutrients support rapid growth when temperatures moderate from summer extremes. Equal NPK ratios work across vegetables, flowers, and landscape plantings adapted to desert conditions. Simplifies fertilizer programs for gardeners timing production around heat.
Old Cobblers Farm™ Wicked Growth Garden & Tomato Fertilizer
The 5-10-10 formula supports vegetable production during the brief optimal windows in hot climate gardens. Higher phosphorus promotes fruit set on heat-tolerant varieties bred for desert growing conditions. Provides nutrition without adding excess salts that accumulate in low-rainfall soils. Essential for maximizing harvests before summer heat shuts down production.
Old Cobblers Farm™ Wicked Growth 0-0-60 Fertilizer – Potassium
Pure potassium at 60% concentration dramatically improves heat tolerance and reduces water loss in hot climate plants. Essential supplement for all plantings during extreme summer conditions when potassium demand peaks. Strengthens cell walls against heat damage and improves drought resistance. Apply to established plantings showing wilting despite adequate irrigation.
Old Cobblers Farm™ Wicked Growth Orchids Fertilizer
The 5-10-10 formula supports tropical orchids thriving in hot climate conditions with protection from direct sun. Provides balanced nutrition for year-round growth possible in warm environments. Higher phosphorus promotes flowering on shade-grown specimens popular in hot climate collections. Gentle formula won't damage sensitive roots in high-temperature conditions.
Old Cobblers Farm™ Wicked Growth Hanging Plants Fertilizer
Perfect for container gardens and hanging baskets popular in hot climates where elevated plantings catch cooling breezes. The 5-10-10 formula provides nutrition when frequent watering leaches nutrients from container media. Higher phosphorus promotes continuous flowering on heat-tolerant tropicals and succulents. Supports the daily watering regimes hot climate containers require.
Old Cobblers Farm™ Wicked Growth 0-46-0 Fertilizer – Triple Phosphate
Concentrated phosphorus promotes root development critical for plants accessing water in hot, dry conditions. Strong root systems help landscape plants, trees, and vegetables survive desert conditions. Apply at planting to encourage rapid establishment before summer heat arrives. Essential for transplanting success in challenging hot climate environments.
Old Cobblers Farm™ Wicked Growth Carnivorous Plants Fertilizer
The 5-10-10 formula supports carnivorous plant collections possible in hot climate conservatories and terrariums. Provides gentle nutrition for Venus flytraps, sundews, and pitcher plants adapted to nutrient-poor conditions. Lower nitrogen prevents the burn damage common with standard fertilizers on sensitive carnivorous species. Perfect for the specialized collections hot climate hobbyists cultivate.
Old Cobblers Farm™ Wicked Growth Roses Fertilizer
The 5-10-10 formula supports rose production in hot climates where heat-tolerant varieties bloom nearly year-round. Higher phosphorus promotes flowering while balanced potassium maintains plant health through temperature extremes. Supports both traditional roses and heat-tolerant landscape varieties. Apply monthly during active growth periods avoiding midsummer heat.
Old Cobblers Farm™ Wicked Growth Climbers & Vines Fertilizer
The 5-10-10 formula supports heat-tolerant vines providing shade and color in hot climate landscapes. Promotes flowering on bougainvillea, star jasmine, and desert-adapted climbing species. Higher phosphorus encourages abundant blooms while potassium strengthens plants against heat stress. Perfect for arbors, pergolas, and walls in desert landscapes.
Old Cobblers Farm™ Wicked Growth 46-0-0 Fertilizer – Urea
Concentrated nitrogen provides rapid green growth during optimal growing windows in hot climate gardens. Fast-acting formula shows results within days when applied during favorable conditions. Essential for lawns and landscapes recovering from summer heat stress in fall. Apply with adequate irrigation to prevent burn risk.
Best Seed For Your Area
Old Cobblers Farm™ Wicked Tuff Turf Annual Ryegrass (Grasses)
Lolium multiflorum provides winter color overseeding into dormant warm-season lawns throughout hot climate zones 9-11. This fast-establishing grass creates green turf within weeks of fall seeding when bermudagrass and St. Augustine go dormant. Annual ryegrass persists through mild winters and transitions out as warm-season grasses green up in spring. Essential for maintaining attractive year-round landscapes in hot climates.
Old Cobblers Farm™ Wicked Tuff Turf Berseem Clover (Legumes)
Trifolium alexandrinum thrives in hot climates with exceptional heat tolerance and adaptation to alkaline, saline soils. This Egyptian clover produces multiple cuttings of high-quality forage from fall through spring in zones 9-11. Berseem tolerates desert conditions while fixing nitrogen and producing protein-rich livestock feed. The rapid regrowth provides 4-6 harvests during the mild winter growing season.
Old Cobblers Farm™ Wicked Tuff Turf Alfalfa (Legumes)
Supports vegetable production during the spring and fall windows when hot climate gardens are most productive. Provides balanced nutrition for heat-tolerant tomato, pepper, and eggplant varieties bred for desert conditions. The organic formula won't add salts that accumulate in soils with minimal rainfall and high evaporation. Essential for maximizing harvests during limited optimal growing periods.
Old Cobblers Farm™ Wicked Tuff Turf Italian Ryegrass (Grasses)
Lolium multiflorum provides cool-season forage during winter months in hot climates where warm-season pastures are dormant. This fast-establishing grass produces abundant biomass for livestock grazing in zones 9-11 mild winters. Italian ryegrass's rapid growth provides forage within 45-60 days of fall seeding. The high palatability and nutritional value support livestock production during the off-season.
Old Cobblers Farm™ Wicked Tuff Turf Millet (Other Forages)
Echinochloa esculenta produces exceptional warm-season forage in hot climates where summer heat exceeds cool-season grass tolerance. Japanese millet establishes rapidly and produces high yields of palatable forage in zones 8-11 with adequate moisture. This summer annual provides grazing or hay during the hottest months when other forages struggle. Millet's heat tolerance and rapid growth make it ideal for double-cropping systems.
Old Cobblers Farm™ Wicked Growth Hanging Plants Fertilizer
Fagopyrum esculentum provides rapid summer cover and pollinator habitat in hot climates with short 60-90 day maturity. This heat-tolerant broadleaf suppresses weeds, attracts beneficial insects, and produces bee forage in zones 8-11. Buckwheat's quick establishment makes it excellent for summer cover crops between cash crop rotations. The flowers attract pollinators while the plants improve soil tilth.
Old Cobblers Farm™ Wicked Tuff Turf Chicory (Other Forages)
Cichorium intybus provides deep-rooted, drought-tolerant forage through extreme hot-climate summers in zones 8-10. This perennial forb maintains growth during heat and drought when cool-season forages go dormant. Chicory's mineral-rich forage supports livestock and wildlife nutrition during challenging summer conditions. The deep taproot accesses subsoil moisture unavailable to shallow-rooted species.
Old Cobblers Farm™ Wicked Tuff Turf Balansa Clover (Legumes)
Trifolium michelianum tolerates heat, flooding, and alkaline soils in hot-climate applications throughout zones 8-11. This annual clover produces excellent forage quality while fixing nitrogen in challenging desert and subtropical conditions. Balansa clover's tolerance of variable moisture makes it valuable for irrigated and dryland systems. The prolific reseeding creates persistent stands without annual replanting.
Old Cobblers Farm™ Wicked Tuff Turf Rape (Brassicas)
Brassica napus produces cool-season forage during mild winters in hot climates where fall through spring growth is possible. This fast-growing brassica establishes quickly and provides grazing for livestock and deer in zones 8-10. Rape tolerates light frosts while continuing growth through the mild hot-climate winter season. The high protein content provides excellent nutrition for finishing livestock.
Old Cobblers Farm™ Wicked Growth Carnivorous Plants Fertilizer
The 5-10-10 formula supports rose production in hot climates where heat-tolerant varieties bloom nearly year-round. Higher phosphorus promotes flowering while balanced potassium maintains plant health through temperature extremes. Supports both traditional roses and heat-tolerant landscape varieties. Apply monthly during active growth periods avoiding midsummer heat.
Old Cobblers Farm™ Wicked Tuff Turf Radish (Brassicas)
Raphanus sativus provides bio-drilling soil improvement while producing wildlife forage in hot-climate cover crop systems. Tillage radishes penetrate compacted desert soils and scavenge nutrients in zones 8-10 rotations. The taproots winterkill during occasional hard freezes, releasing nutrients for subsequent crops. Radishes improve soil structure and water infiltration in challenging hot-climate soils.
Old Cobblers Farm™ Wicked Tuff Turf Indian Mustard (Brassicas)
Brassica juncea tolerates heat and drought better than other brassicas while producing excellent wildlife food plot forage. This fast-growing mustard establishes quickly in hot-climate fall plantings and provides grazing in zones 8-11. Indian mustard's heat tolerance extends the brassica planting window in hot regions. The spicy foliage attracts deer while providing cover crop benefits.