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500 Best Plants for Castle Rock | 2026 Guide

Discover the 500 ideal plants for Castle Rock's climate. Average temp: 7.9°C, Humidity: 56.7%.

🌡️ 7.9°C

💧 56.7%

All Succulents Orchids Palms Foliage Plants Air Purifying Easy Care Pet Safe

Top 500 Plants for Castle Rock

Showing 1-36 of 500

Field Maple

Field Maple

Acer campestre

Easy 💧 14 days 🌡️ -20°C - 35°C

Golden Rain Tree

Golden Rain Tree

Koelreuteria paniculata

Medium 💧 14 days 🌡️ -20°C - 38°C

Japanese Sedge

Japanese Sedge

Carex oshimensis

Easy 💧 5 days 🌡️ 15°C - 30°C

White sweet clover

White sweet clover

Melilotus albus

Easy 💧 14 days 🌡️ -25°C - 38°C

Lesser Hawkbit

Lesser Hawkbit

Leontodon saxatilis

Easy 💧 10 days 🌡️ -20°C - 35°C

Sour Cherry

Sour Cherry

Prunus cerasus

Medium 💧 10 days 🌡️ -20°C - 35°C

Hairy Coleus

Hairy Coleus

Coleus hadiensis

Easy 💧 9 days 🌡️ 15°C - 30°C

Silphium

Silphium

Silphium

Easy 💧 10 days 🌡️ -25°C - 40°C

Pear

Pear

Pyrus

Medium 💧 7 days 🌡️ -20°C - 35°C

Japanese Anemone

Japanese Anemone

Eriocapitella hupehensis

Easy 💧 7 days 🌡️ -23°C - 35°C

London plane

London plane

Platanus × hispanica

Medium 💧 14 days 🌡️ -20°C - 35°C

Cherry Plum

Cherry Plum

Prunus cerasifera

Easy 💧 10 days 🌡️ -20°C - 35°C

Italian Honeysuckle

Italian Honeysuckle

Lonicera caprifolium

Easy 💧 4 days 🌡️ -15°C - 30°C

Honeysuckle

Honeysuckle

Lonicera

Easy 💧 7 days 🌡️ -20°C - 35°C

Spearmint

Spearmint

Mentha spicata

Easy 💧 2 days 🌡️ -22°C - 35°C

Campion

Campion

Silene

Easy 💧 7 days 🌡️ -20°C - 35°C

Evergold Sedge

Evergold Sedge

Carex oshimensis 'Evergold'

Easy 💧 7 days 🌡️ -15°C - 30°C

Hops

Hops

Humulus lupulus

Easy 💧 7 days 🌡️ -20°C - 35°C

Ornamental Onion

Ornamental Onion

Allium

Easy 💧 10 days 🌡️ -15°C - 30°C

Coral Bells

Coral Bells

Heuchera

Easy 💧 8 days 🌡️ -20°C - 35°C

Poison Ivy

Poison Ivy

Toxicodendron

Hard 💧 7 days 🌡️ -20°C - 35°C

Crevice Alumroot

Crevice Alumroot

Heuchera micrantha

Medium 💧 7 days 🌡️ -15°C - 30°C

Cotoneaster

Cotoneaster

Cotoneaster

Easy 💧 10 days 🌡️ -20°C - 35°C

Himalayan Blackberry

Himalayan Blackberry

Rubus armeniacus

Easy 💧 7 days 🌡️ -18°C - 37°C

Pink Muhly Grass

Pink Muhly Grass

Muhlenbergia capillaris

Easy 💧 10 days 🌡️ -23°C - 38°C

Fox Grape

Fox Grape

Vitis labrusca

Medium 💧 7 days 🌡️ -20°C - 35°C

Field Rose

Field Rose

Rosa arvensis

Medium 💧 9 days 🌡️ -23°C - 35°C

Bigleaf maple

Bigleaf maple

Acer macrophyllum

Medium 💧 7 days 🌡️ -18°C - 35°C

Bohemian knotweed

Bohemian knotweed

Reynoutria × bohemica

Hard 💧 7 days 🌡️ -25°C - 40°C

Apricot

Apricot

Prunus armeniaca

Medium 💧 10 days 🌡️ -23°C - 38°C

European Honeysuckle

European Honeysuckle

Lonicera periclymenum

Medium 💧 7 days 🌡️ -20°C - 35°C

Russian Hollyhock

Russian Hollyhock

Alcea rugosa

Medium 🌡️ -15°C - 30°C

Corymb rose

Corymb rose

Rosa corymbifera

Easy 💧 8 days 🌡️ -20°C - 35°C

Broad-leaved Thyme

Broad-leaved Thyme

Thymus pulegioides

Easy 💧 7 days 🌡️ -10°C - 30°C

Blackjack Oak

Blackjack Oak

Quercus marilandica

Medium 💧 14 days 🌡️ -23°C - 38°C

Horseweed

Horseweed

Erigeron canadensis

Easy 💧 14 days 🌡️ -20°C - 35°C

Castle Rock Climate for Plant Growing

Castle Rock has a climate with an average annual temperature of 7.9°C and average relative humidity of 56.7%. These climate conditions are ideal for various species of ornamental and fruit plants.

Tips for Growing Plants in Castle Rock

To succeed in growing plants in Castle Rock, consider the average temperature of 7.9°C when choosing your species. Protect cold-sensitive plants during winter. Moderate humidity is ideal for most plants.

Why Choose Plants Adapted to the Local Climate?

Plants adapted to Castle Rock's climate require less care, consume less water, and are more likely to thrive. Our selection considers the compatibility between each species' needs and local climate conditions, including temperature (7.9°C) and humidity (56.7%).