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
Gardenia jasminoides 'Frostproof'
Structure · Back of bed · 3-gallon pot · 2.5 ft apart · grows 3–4 ft tall · May–Jun
Can't find it? Use Chinese fringe flower 'Purple Diamond' or Glossy abelia 'Kaleidoscope'.
Muhlenbergia capillaris
Grass · Back of bed · 1-gallon pot · 2.5 ft apart · grows 2.5–3.5 ft tall · Sep–Nov
Can't find it? Use Feather reed grass 'Karl Foerster' or Northern sea oats.
Gaillardia × grandiflora 'Arizona Sun'
Filler · Front of bed · quart pot · 1.3 ft apart · grows 0.5–1 ft tall · Jun–Oct
Can't find it? Use Spike speedwell 'Royal Candles'.
Iris sibirica 'Caesar's Brother'
Filler · Back of bed · 1-gallon pot · 1.5 ft apart · grows 2.5–3 ft tall · May–Jun
Can't find it? Use English lavender 'Hidcote' or Blue false indigo.
Dianthus gratianopolitanus 'Firewitch'
Edge · Edge of bed · quart pot · 0.8 ft apart · grows 6–9 in tall · May–Jun
Can't find it? Use Lamb's ear 'Helen von Stein' or Evergreen candytuft 'Purity'.
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
Camellia hiemalis 'Shishi Gashira'
Structure · Back of bed · 3-gallon pot · 4.5 ft apart · grows 3–5 ft tall · Oct–Dec
Can't find it? Use Chinese fringe flower 'Purple Diamond' or Gold dust aucuba 'Variegata'.
Autumn fern
× 7
Dryopteris erythrosora
Grass · Middle of bed · 1-gallon pot · 1.5 ft apart · grows 1.5–2 ft tall · Foliage plant
Can't find it? Use Japanese forest grass 'Aureola' or Lilyturf 'Big Blue' (invasive in North Carolina: don't plant it there).
Astilbe chinensis 'Visions'
Filler · Front of bed · 1-gallon pot · 1.3 ft apart · grows 1–1.5 ft tall · Jul–Aug
Can't find it? Use Coral bells 'Palace Purple' or Siberian bugloss 'Jack Frost'.
African iris
× 5
Dietes iridioides
Filler · Middle of bed · 1-gallon pot · 2 ft apart · grows 2–3 ft tall · Mar–Oct
Can't find it? Use Coral bells 'Palace Purple' or Siberian bugloss 'Jack Frost'.
Carex morrowii 'Ice Dance'
Edge · Edge of bed · 1-gallon pot · 1.3 ft apart · grows 0.75–1 ft tall · Foliage plant
Can't find it? Use Mondo grass or Variegated lilyturf 'Variegata' (invasive in North Carolina: don't plant it there).
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
Hydrangea arborescens 'Annabelle'
Structure · Back of bed · 3-gallon pot · 3.5 ft apart · grows 3–5 ft tall · Jun–Aug
Liriope muscari 'Big Blue'
Grass · Front of bed · 1-gallon pot · 1 ft apart · grows 1–1.5 ft tall · Aug–Sep
Listed as invasive in North Carolina in our table. Don't plant it there.
Can't find it? Use Japanese painted fern 'Pictum' or Holly fern (invasive in Hawaii, New Jersey, South Carolina and Texas: don't plant it there).
Lenten rose
× 7
Helleborus × hybridus
Filler · Front of bed · 1-gallon pot · 1.5 ft apart · grows 1–1.5 ft tall · Feb–Apr
Can't find it? Use Coral bells 'Palace Purple' or Siberian bugloss 'Jack Frost'.
Astilbe chinensis 'Visions'
Filler · Front of bed · 1-gallon pot · 1.3 ft apart · grows 1–1.5 ft tall · Jul–Aug
Can't find it? Use Coral bells 'Palace Purple' or Siberian bugloss 'Jack Frost'.
Carex morrowii 'Ice Dance'
Edge · Edge of bed · 1-gallon pot · 1.3 ft apart · grows 0.75–1 ft tall · Foliage plant
Can't find it? Use Mondo grass or Coral bells 'Palace Purple'.
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
- Dog-safe plants for a full-sun bed in zone 8
- Dog-safe plants for a part-shade bed in zone 8
- Deer-resistant plants for a full-sun bed in zone 8
- Deer-resistant plants for a part-shade bed in zone 8
- Low-water plants for a full-sun bed in zone 8
- What to plant in a full-sun bed in zone 8
- What to plant in a part-shade bed in zone 8
- What to plant in a shady bed in 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
