Check out our Plants Database. The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than the adjacent zone. If you see a hardiness zone in a gardening catalog or plant description, chances are it refers to this USDA map.Hardiness Zones for WestminsterMaryland . According to the 2023 USDA Hardiness Zone Map Westminster, Maryland is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F). This is a change from the 2012 USDA Hardiness Zone Map which has Westminster in Zones 6b (-5°F to 0°F) and 7a (0°F to 5°F).Additional Gardening Related Climate Data for ZIP Code 21921 - Elkton, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 2012 Hardiness Zone: Zone 6b: -5°F to 0°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: …8. 10° to 20° F. 9. 20° to 30° F. 10. 30° to 40° F. Plant hardiness is very important to growing success. Check the colour-coded plant hardiness zone map to determine which …NUVEEN MARYLAND MUNICIPAL BOND FUND CLASS A- Performance charts including intraday, historical charts and prices and keydata. Indices Commodities Currencies StocksThe planting zones of Maryland are 5b, 6a, 6b, 7a, 7b, and 8a. Maryland Planting Zones- A Quick Overview. Maryland is broken into six different planting zones. If you live near …ZIP Code 20693 - Welcome Maryland is in 2023 USDA Hardiness Zones 7b (5°F to 10°F) Additional Gardening Related Climate Data for ZIP Code 20693 - Welcome, Maryland 2023 Hardiness Zone:Match the area's color to the legend on the right. The color on the legend will show you what the zone you live in is. This is the 2023 version of the USDA plant hardiness zone map. In 2023, the USDA Delaware zone map for hardiness was updated to better show the more current temperature trends that …Additional Gardening Related Climate Data for ZIP Code 21401 - Annapolis, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: Maryland planting zones fall between 5b and 8a, with just the very furthest western tip falling into the 5b zone. Knowing the Maryland growing zones means knowing when to plant for optimal results. Find your exact growing zone with Gilmour’s Interactive Planting Zone Map. In general, it is fine to plant anything rated for a given zone or below. According to the 2023 USDA Hardiness Zone Map Frederick, Maryland is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F). This is a change from the 2012 USDA Hardiness Zone Map which has Frederick in Zones 7a (0°F to 5°F). Hardiness Zones for FrederickMaryland.List of Hardiness Zones for Maryland Cities and Areas in alphabetical order. A. Aberdeen Zone 7a. Aberdeen Proving Ground Zone 7a. Accident Zone 6a. Accokeek Zone 7a, 7b. Adamstown Zone 7a. Adelphi Zone 7a. Algonquin Zone 7b. Allegany County Zone 5b, 6a, 6b, 7a. Allen Zone 7b. Andrews AFB Zone 7a.The 2023 USDA Maryland plant map includes zones 5b, 6a, 6b, 7a, 7b, and 8a. The easiest way to use the map is to click on the above map, enlarge it, and find your general area. Both novice and experienced gardeners benefit from the information …Poinsettias are beautiful and vibrant plants that bring a touch of festive cheer to any home during the holiday season. To keep these stunning flowers looking their best, proper ca...Home. Hardiness Zone Data/Maps. Maryland Plant Hardiness Zones. Hardiness Zones, also referred to as Growing Zones or Planting zones are defined by the U.S. …Match the area's color to the legend on the right. The color on the legend will show you what the zone you live in is. This is the 2023 version of the USDA plant hardiness zone map. In 2023, the USDA Delaware zone map for hardiness was updated to better show the more current temperature trends that …Additional Gardening Related Climate Data for ZIP Code 21771 - Mount Airy, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 2012 Hardiness Zone: Zone 6b: -5°F to 0°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6a: -10F to -5F.How Hardiness Zones Work A hardiness zone is an area of land where certain plants grow best in its climate. Maryland is in Zones 5 – 7, with most of its land in Zones 6 & 7. The higher the zone number, the warmer the temperatures are for gardening in that area. Knowing your zone can help you to be successful when …The USDA zones map is a useful system for determining what plants will survive and grow in certain areas of Maryland. Understanding how these hardiness zones work means you can choose the right planting time, and optimize growing for your climate. The eastern half of Maryland — which includes the cities of Ocean City, …Jan 3, 2024 ... According to the last hardiness zone survey presented in 2012, Alabama's zones ranged from 8a to 7a. The zones for 2023 have shifted to a warmer ...Feb 20, 2024 · Plant grass seed or lay sod. Divide the seed into two parts; apply one-half in one direction (north/south) and the remainder in the opposite direction (east/west). Sow seed with a lawn spreader. Press seeds into the soil with the back of a metal tine-bow rake or water roller. Baltimore, Maryland Hardiness Zones. According to the 2023 USDA Hardiness Zone Map Baltimore, Maryland is in Zones 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Baltimore in Zones 7a (0°F to 5°F), 7b (5°F to 10°F) and 8a (10°F to 15°F). Hardiness Zones for BaltimoreMaryland. Additional Gardening Related Climate Data for ZIP Code 21617 - Centreville, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F.Easton, Maryland Hardiness Zones. According to the 2023 USDA Hardiness Zone Map Easton, Maryland is in Zones 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Easton in Zones 7b (5°F to 10°F). Hardiness Zones for EastonMaryland.Pasadena, Maryland Hardiness Zones. According to the 2023 USDA Hardiness Zone Map Pasadena, Maryland is in Zones 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Pasadena in Zones 7b (5°F to 10°F). Hardiness Zones for PasadenaMaryland.The growing season is dictated by the number of frost-free days in the year, which vary within Maryland, as it spans several growing zones, specifically USDA hardiness zones 5a to 8a. In some cases, you may need to start seeds indoors in Maryland in order to extend the growing season. Additional Gardening Related Climate Data for Zipcode 21784 - Sykesville, Maryland. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 11 - 20. Average Last Frost Date: April 21 - 30. Koppen-Geiger Climate Zone: Dfa - Humid Continental Hot Summers. Maryland is located in the USDA Plant Hardiness Zone 6a to 7b. This zone is characterized by moderate temperatures and a long growing season, allowing residents to enjoy a wide variety of plants throughout the year. While there are some variations depending on where you live, Maryland generally falls within …Additional Gardening Related Climate Data for ZIP Code 20764 - Shady Side, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 21 - 31.How Hardiness Zones Work A hardiness zone is an area of land where certain plants grow best in its climate. Maryland is in Zones 5 – 7, with most of its land in Zones 6 & 7. The higher the zone number, the warmer the temperatures are for gardening in that area. Knowing your zone can help you to be successful when …Additional Gardening Related Climate Data for ZIP Code 20721 - Bowie, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 11 …Oct 5, 2022 · The United States uses a hardiness zone system to determine which plants will do well in a given area and when to plant them based on average annual low temperatures and the date of the first expected frost. Only the extreme western tip of Maryland is in planting zone 5b; the remainder of the state is between zones 5b and 8a. Maryland planting zones fall between 5b and 8a, with just the very furthest western tip falling into the 5b zone. Knowing the Maryland growing zones means knowing when to plant for optimal results. Find …Hardiness Zones for Howard CountyMaryland . According to the 2023 USDA Hardiness Zone Map Howard County, Maryland is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F). This is a change from the 2012 USDA Hardiness Zone Map which has Howard County in Zones 6b (-5°F to 0°F), 7a (0°F to 5°F) and 7b (5°F to 10°F).Additional Gardening Related Climate Data for ZIP Code 20721 - Bowie, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 11 …Zone 7a: Maryland City: Zone 7a: Maugansville: Zone 6b: Mayo: Zone 7b: Mays Chapel: Zone 7a: McCoole: Zone 6b: Mechanicsville: Zone 7a: Melwood: Zone 7a: Mercersville: …Aug 22, 2023 · Full sun requires at least 6 hours direct light/day; prefers 8 - 10 hours/day. Green onions will grow with 5 hours of sun per day. Days to maturity: 85 - 120 (mature bulbs). Spacing: Standard 1" - 8" in-rows x 12" - 24" between row; wide row and block planting 4" x 4" equidistant spacing. Plant close, then thin, using thinnings as green onions. ZIP Code 20693 - Welcome Maryland is in 2023 USDA Hardiness Zones 7b (5°F to 10°F) Additional Gardening Related Climate Data for ZIP Code 20693 - Welcome, Maryland 2023 Hardiness Zone: Plant Hardiness Zone Map; Plant Hardiness Zone Map. The USDA Plant Hardiness Zone Map website includes an interactive-GIS map that allows the viewer to “click” down in scale to one-half mile. It also includes national, state and regional images in a variety of resolutions, and a ZIP code finder that provides the plant hardiness zone for all ... According to the 2023 USDA Hardiness Zone Map Cumberland, Maryland is in Zones 6b (-5°F to 0°F), 7a (0°F to 5°F) and 7a (0°F to 5°F). This is a change from the 2012 USDA Hardiness Zone Map which has Cumberland in Zones 6b (-5°F to 0°F) and 7a (0°F to 5°F). Hardiness Zones for CumberlandMaryland.Jan 15, 2020 ... In this video, I am talking about USDA plant hardiness zones and RHS plant hardiness rating and how these correlate with each other.The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which perennial plants are most likely to thrive at a location. The map is based on the average annual extreme minimum winter temperature, displayed as 10-degree F zones and 5-degree F half zones. ... Maryland is …Additional Gardening Related Climate Data for ZIP Code 20874 - Germantown, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 2012 Hardiness Zone: Zone 6b: -5°F to 0°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F.List of Hardiness Zones for Maryland Cities and Areas in alphabetical order. A. Aberdeen Zone 7a. Aberdeen Proving Ground Zone 7a. Accident Zone 6a. Accokeek Zone 7a, 7b. Adamstown Zone 7a. Adelphi Zone 7a. Algonquin Zone 7b. Allegany County Zone 5b, 6a, 6b, 7a. Allen Zone 7b. Andrews AFB Zone 7a.Maryland’s hardiness zone ranges from 5b – 8a, or -15 to 15 degrees Fahrenheit. Hardiness zones are geographical areas broken down by what plants can …The University of Maryland Extension is an Equal Opportunity Employer with Equal Access Programs. Cover photo by Cristy Stup Inside photos by Harriet Wise, Frederick County Master Gardener Plant Hardiness Zones Maryland’s Plant Hardiness Zones range from 5a to 8a. For the latest, interactive Maryland’s …Care of hibiscus plants during the winter is determined by the type of hibiscus. Tropical varieties die if left outdoors during a freeze, but perennial hibiscus plants can survive ...T. ROWE PRICE MARYLAND SHORT-TERM TAX-FREE BOND FUND- Performance charts including intraday, historical charts and prices and keydata. Indices Commodities Currencies StocksAdditional Gardening Related Climate Data for ZIP Code 21617 - Centreville, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F.This planting zone combines saline water and alkaline soil with intense sunlight, high temperatures and varying elevations. Resilient Bermudagrass is widely used in the region, but sufficient watering is essential in the desert climate. Pennington Smart Seed Bermudagrass Seed and Fertilizer Mix creates a dense, durable lawn that …Nov 15, 2022 ... The growing season is dictated by the number of frost-free days in the year, which vary within Maryland, as it spans several growing zones, ...Here are the 3 ways to use the map, use whichever method you prefer: Enter your ZIP code in the search bar and click enter. Press the “Use My Location” button. Allow the tool to use GPS to …Maryland planting zones fall between 5b and 8a, with just the very furthest western tip falling into the 5b zone. Knowing the Maryland growing zones means knowing when to plant for optimal results. Find …We have also produced maps that show plant hardiness zones for Canada based on the USDA extreme minimum temperature approach . Go to the interactive mapper by choosing one of the options below: 1981-2010 or page size PDF or poster size PDF; 1961-1990; Date modified: 2022-11-21.The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than ...The planting zone in Maryland ranges from 5b to 8a. In other words, this is saying that the lowest temperatures range from -15 degrees Fahrenheit to 15 degrees Fahrenheit. The one thing that the planting zones do not consider is the highest temperatures, although they are slightly less relevant. Around the DC area, the …Additional Gardening Related Climate Data for ZIP Code 21401 - Annapolis, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: Key Takeaways on Maryland Hardiness Zone Planting. Maryland stretches across 5b to 8a, with most of the state in Zone 7 a on the hardiness map. Higher elevations like western mountains fall into Zone 6a and 6b. The Eastern Shore and southern Maryland dip into warmer Zone 8a. Use zones to pick suitable plants, then refine choices based on ... ZIP Code 20832 - Olney Maryland is in 2023 USDA Hardiness Zones 7b (5°F to 10°F) Additional Gardening Related Climate Data for ZIP Code 20832 - Olney, Maryland 2023 Hardiness Zone:Jan 25, 2013 ... English: The 2003 USDA Hardiness Zone map of M... (English: The 2003 USDA Hardiness Zone map of[+][-] Maryland. (Photo credit: Wikipedia). In ...May 4, 2022 ... Growing season: Maps show shifting planting zones ... Yet even with the warming trend, the last frost dates in Central Maryland remain quite ...Plant grass seed or lay sod. Divide the seed into two parts; apply one-half in one direction (north/south) and the remainder in the opposite direction (east/west). Sow seed with a lawn spreader. Press seeds into the soil with the back of a metal tine-bow rake or water roller.10. Maryland’s plant hardiness planting zones range from 5b, where winter temperatures can drop as low as -15 degrees Fahrenheit, to a much milder 8a, where …Average Date of First Frost (fall) October 15. Lowest Expected Low. 5°F. Highest Expected Low. 10°F. This means that on a really cold year, the coldest it will get is 5°F . On most years you should be prepared to experience lows near 10°F . Below is a list of planting guides for Zone 7b.USDA Plant Hardiness Information. Clyde Fraisse. Agricultural & Biological Engineering. University of Florida. The 2012 USDA Plant Hardiness Zone Map is the ... View the new 2023 Maryland Hardiness Zone Map. Based on the 1990 USDA Hardiness Zone Map, this interactive version covers the state of Maryland which ranges from USDA Zone 5b to USDA Zone 7b. Maryland is primarily in USDA Hardiness Zones 7 and 8. However, it’s important to note that the state has a diverse range of microclimates, so there are areas …Additional Gardening Related Climate Data for ZIP Code 21619 - Chester, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 21 - 31.Recently I've been thinking more and more about "the zone." Most often it's described as being in a super productive state for short periods of time, but what causes this state in ...Hardiness Zones for FrostburgMaryland . According to the 2023 USDA Hardiness Zone Map Frostburg, Maryland is in Zones 6a (-10°F to -5°F) and 6b (-5°F to 0°F). There is no change from the 2012 USDA Hardiness Zone Map which has Frostburg in also in Zones 6a (-10°F to -5°F) and 6b (-5°F to 0°F).According to the 2023 USDA Hardiness Zone Map Pasadena, Maryland is in Zones 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Pasadena in Zones 7b (5°F to 10°F). Hardiness Zones for PasadenaMaryland.Jan 22, 2024 · Determining the exact planting zone in Maryland is essential for gardeners to make informed decisions about plant selection and timing. By understanding the specific planting zone, gardeners can choose plants that are well-suited to the local climate and increase the chances of gardening success. There are several methods to determine the ... Whether you are an experienced gardener or just starting out, understanding your planting zone is crucial for successful gardening. Knowing your specific planting zone helps you ch...Additional Gardening Related Climate Data for ZIP Code 21015 - Bel Air, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone:Having squirrels in your backyard can be fun to watch, but it can also cause damage to your property. Squirrels can dig holes in your lawn, chew on wires and wood, and even eat the...Additional Gardening Related Climate Data for ZIP Code 21619 - Chester, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 21 - 31.According to the 2023 USDA Hardiness Zone Map Hagerstown, Maryland is in Zones 7a (0°F to 5°F). This is a change from the 2012 USDA Hardiness Zone Map which has Hagerstown in Zones 6b (-5°F to 0°F) and 7a (0°F to 5°F). Hardiness Zones for HagerstownMaryland.There are 11 plant hardiness zones in the United States. To learn more How Hardiness Zones Work A hardiness zone is an area of land where certain plants grow best in its climate. Maryland is in Zones 5 – 7, with most of its land in Zones 6 & 7. The higher the zone number, the warmer the temperatures are for gardening …To become a Maryland resident, a person must either establish a permanent home in the state or live in the state for more than 6 months. Full-time residents are residents who were ...Maryland is in the Mid-Atlantic region of the United States, making it part of USDA Plant Hardiness Zone 7. This zone has a wide range of temperatures and is known for its diverse climate, which makes it suitable for a variety of plants. The average annual minimum temperature is between 0 and 10 degrees Fahrenheit,Use the USDA hardiness zone map to learn, what planting zone is Maryland. Discover ideal plants for a flourishing garden or bumper vegetable harvest. What Planting Zone Is Virginia. Garden; Learn about, what planting zone is Virginia. Learn which plants thrive in this region to maximize your gardening success for a …Gardening is not just a hobby; it’s a passion that brings immense joy and satisfaction. But if you want your garden to thrive, it’s crucial to understand the concept of planting zo...Turfgrasses are not native to Maryland. The University of Maryland conducts research trials to evaluate turfgrass cultivars that will grow well in Maryland’s transition zone climate. The results are published annually in (PDF) TT-77 Recommended Turfgrass Cultivars. Turf-type tall fescue is a cool-season …Additional Gardening Related Climate Data for Zipcode 21784 - Sykesville, Maryland. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 11 - 20. Average Last Frost Date: April 21 - 30. Koppen-Geiger Climate Zone: Dfa - Humid Continental Hot Summers.
Additional Gardening Related Climate Data for ZIP Code 21045 - Columbia, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 11 - 20.. Is taste of the wild good dog food
Additional Gardening Related Climate Data for ZIP Code 21102 - Manchester, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. Zone 7a: 0°F to 5°F. 2012 Hardiness Zone: Zone 6b: -5°F to 0°F. Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F.Additional Gardening Related Climate Data for ZIP Code 20878 - Gaithersburg, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 21 - 31.Eco-region variation in Maryland (mountain, Piedmont plateau, and coastal plain) should be considered when planting pollinator gardens. You don’t need a large yard or budget. Even a few plants will help. Provide host plants in addition to nectar plants, and habitat for reproduction, life cycle completion, and …The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than ...Gardening is a great way to get outside and enjoy nature while also producing fresh fruits, vegetables, and flowers. However, many gardeners struggle to get the most out of their g...Strawberry Planting Guide: When to Plant Strawberry Plants. The following table lists the date ranges when you should plant strawberries according to USDA (The United States Department of Agriculture) zones. The higher the number, the closer the zone is to the equator. Each zone has unique climatic properties, …According to the 2023 USDA Hardiness Zone Map Montgomery County, Maryland is in Zones 7a (0°F to 5°F) and 7b (5°F to 10°F). This is a change from the 2012 USDA …Aberdeen, Maryland Hardiness Zones. According to the 2023 USDA Hardiness Zone Map Aberdeen, Maryland is in Zones 7b (5°F to 10°F). This is a change from the 2012 USDA Hardiness Zone Map which has Aberdeen in Zones 7a (0°F to 5°F). Hardiness Zones for AberdeenMaryland.Additional Gardening Related Climate Data for ZIP Code 20721 - Bowie, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7a: 0°F to 5°F. 1990 Hardiness Zone: Zone 6b: -5F to 0F. Average First Frost Date: October 11 …Additional Gardening Related Climate Data for ZIP Code 21801 - Salisbury, Maryland. 2023 Hardiness Zone: Zone 7b: 5°F to 10°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 21 - 31. Additional Gardening Related Climate Data for ZIP Code 21619 - Chester, Maryland. 2023 Hardiness Zone: Zone 8a: 10°F to 15°F. 2012 Hardiness Zone: Zone 7b: 5°F to 10°F. 1990 Hardiness Zone: Zone 7a: 0F to 5F. Average First Frost Date: October 21 - 31. Average Date of First Frost (fall) October 15. Lowest Expected Low. 5°F. Highest Expected Low. 10°F. This means that on a really cold year, the coldest it will get is 5°F . On most years you should be prepared to experience lows near 10°F . Below is a list of planting guides for Zone 7b.Pasadena, Maryland Hardiness Zones. According to the 2023 USDA Hardiness Zone Map Pasadena, Maryland is in Zones 7b (5°F to 10°F) and 8a (10°F to 15°F). This is a change from the 2012 USDA Hardiness Zone Map which has Pasadena in Zones 7b (5°F to 10°F). Hardiness Zones for PasadenaMaryland.Jan 31, 2024 · Whether in natural areas or in our gardens, climate change is affecting native plants. According to the Maryland Climate Summary, our temperatures are expected to increase 5⁰ F to 11⁰ F by 2100. Higher temperatures cause native plants to experience more heat-related stress. Heat stress causes higher water demand, a situation made worse by ... .