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City guide · Zone 8a

What to plant in Baltimore, Maryland

A full-sun bed in Baltimore: Gardenia 'Frostproof', Pink muhly grass, Blanket flower 'Arizona Sun', Siberian iris 'Caesar's Brother', Cheddar pinks 'Firewitch'. Zone 8a, last frost around Apr 10.

Hot, humid summers and mild winters on the Chesapeake.

Preview: plant data is awaiting horticulturist review. A professional horticulturist hasn't reviewed our plant table yet. Lists still follow fixed rules for zone, sun, pets, deer and invasive status.

Baltimore, Maryland at a glance

Hardiness zone (2023 USDA)
8a (ZIP 21202)
Typical last spring frost
Apr 10
Typical first fall frost
Nov 1
Spring planting window
mid-April to mid-May
Fall planting window
October to mid-November
Annual rainfall (approx.)
42 in

Frost dates are typical metro values, not forecasts. Hot, humid summers are the real test here: some northern favourites rated for your zone sulk or rot by August. Our lists for Baltimore use the rules for the Mid-Atlantic.

Zone: USDA Plant Hardiness Zone Map, 2023 (USDA Agricultural Research Service; data by the PRISM Climate Group, Oregon State University). ZIP code to state data: GeoNames (geonames.org), CC BY 4.0.

A full-sun bed in Baltimore

6 or more hours of direct summer sun, 12 × 6 ft.

12 × 6 ft · Zone 8a · 6+ hours of sun · Cottage

Kinds

5

Plants

40

Coverage

92%

Mulch

9 bags

Mulch: 0.67 cu yd at 3 in deep (9 bags of 2 cu ft). Plants cover about 92% of the 72 sq ft bed when mature.

A part-shade bed in Baltimore

2 to 4 hours of direct summer sun, 12 × 6 ft.

12 × 6 ft · Zone 8a · 2–4 hours of sun · Classic

Kinds

5

Plants

28

Coverage

87%

Mulch

9 bags

Mulch: 0.67 cu yd at 3 in deep (9 bags of 2 cu ft). Plants cover about 87% of the 72 sq ft bed when mature.

A shady bed in Baltimore

Under 2 hours of direct summer sun, 12 × 6 ft.

12 × 6 ft · Zone 8a · Under 2 hours of sun · Classic

Kinds

5

Plants

38

Coverage

85%

Mulch

9 bags

Mulch: 0.67 cu yd at 3 in deep (9 bags of 2 cu ft). Plants cover about 85% of the 72 sq ft bed when mature.

Guides for zone 8

Questions and answers

What hardiness zone is Baltimore, Maryland in?
Central Baltimore (ZIP 21202) is in zone 8a on the 2023 USDA map: the coldest night of an average winter falls between 10°F and 15°F. Suburbs can be half a zone colder.
When is the last frost in Baltimore?
Typically around Apr 10 in spring and Nov 1 in fall. These are typical dates; any one year can be two weeks earlier or later.
When should I plant shrubs and perennials in Baltimore?
In spring, mid-April to mid-May; in fall, October to mid-November. Fall planting gives roots a cool, moist season to settle before summer.
How many plants do I need for a 12 × 6 ft bed in Baltimore?
Our full-sun bed list for Baltimore uses 40 plants of 5 kinds, plus 9 bags of mulch.

How this page was made

This page was generated from FloraVista's plant table by fixed rules: the rules engine composed each list for the city's 2023 USDA zone, its region's summers and its state's invasive lists. The frost dates and rainfall are approximate metro values. No person or chat model chose these plants, and no named expert has reviewed this page.

Data status: the plant table is awaiting review by a horticulturist. Check each plant with a local nursery or extension office before you buy.

Sources

  • Missouri Botanical Garden Plant Finder, state extension services and the USDA PLANTS database (zones, size, sun, water, bloom, native range)
  • ASPCA toxic and non-toxic plant lists (dog and cat toxicity)
  • Rutgers NJAES and regional extension deer-resistance ratings
  • State noxious-weed and invasive-plant lists and the Invasive Plant Atlas of the US
  • Typical US garden-centre listings (pot size and price band)
  • USDA Plant Hardiness Zone Map, 2023. Agricultural Research Service, U.S. Department of Agriculture. Data by the PRISM Climate Group, Oregon State University.
  • ZIP code to state data: GeoNames (geonames.org), licensed under CC BY 4.0.

Generated . How FloraVista chooses plants