North Florida Does Freeze
People who move to Tallahassee from further south sometimes underestimate how cold it gets. The Tallahassee area averages several hard freeze events (below 28°F) per winter, and occasionally experiences significant cold snaps — temperatures in the teens or even single digits in the most extreme events.
This matters for trees and palms because the North Florida plant palette includes species at the edge of their cold hardiness. Queen palms, certain tropical and subtropical ornamentals, and marginally hardy landscape plants are vulnerable in hard winters.
Know Your Plants' Cold Tolerance
The USDA Plant Hardiness Zone map places Tallahassee in zone 8b, with average minimum temperatures between 15°F and 20°F. This is important context:
- Zone 8 hardy plants should survive a normal Tallahassee winter without protection
- Zone 9 plants (many popular ornamentals, queen palms) are marginal — will survive mild winters but vulnerable in hard freezes
- Zone 10+ plants (true tropical plants) will be damaged or killed in most Tallahassee winters
If you've planted zone 9 plants in Tallahassee because "it rarely freezes that hard," the occasional bad winter will test them.
Pre-Freeze Actions for Vulnerable Plants
Mulch the root zone. A 3-4 inch layer of mulch around tree and palm root zones insulates the soil, maintaining warmer soil temperatures. The soil is often the difference between survival and failure for borderline-hardy species. Don't wait until the night before — mulch in early fall.
Water before a freeze. Well-watered trees and palms tolerate cold better than drought-stressed ones. Moist soil holds heat better than dry soil. If a significant freeze is forecast and conditions have been dry, water thoroughly 24-48 hours before the event.
Frost cloth for small vulnerable plants. For young, recently planted trees or palms, frost cloth (not plastic) draped over the canopy can add several degrees of protection during a freeze event. Leave it in place through the freeze period and remove promptly when temperatures rise — fabric left on in warming weather can cause overheating.
Don't prune cold-sensitive plants before winter. Pruning stimulates growth, and new tender growth is the most vulnerable to frost damage. Delay any significant pruning of marginally hardy species until spring.
After a Freeze: The Wait-and-See Rule
After a significant freeze event, the damage to trees and palms may not be immediately obvious. Brown, wilted, or collapsed foliage is the first sign, but whether the underlying structure and growing points survived often isn't clear for weeks or months.
The critical rule: don't prune immediately. The instinct after freeze damage is to cut off the brown and damaged material right away. Resist this impulse.
Brown foliage that appears dead may be protecting viable buds and growing points below it. Removing it prematurely exposes the living tissue to additional cold events that may still occur in the same season. Additionally, you often can't tell what's truly dead versus dormant or damaged-but-recovering until the plant shows new growth in spring.
Wait until spring growth resumes. As temperatures warm in March and April, watch for new growth emerging. If new growth appears below the damaged material, the plant survived and recovery is underway. Prune out the dead material once you can see clearly where the living tissue is.
For palms: The terminal bud at the top of the trunk is everything. If it survived, the palm will push new growth. If it didn't, the palm is dead — you'll know because no new growth emerges despite warm spring temperatures. Wait until late spring before declaring a palm dead from cold damage.
Cold Damage vs. Permanent Death
Freeze events frequently cause damage that looks catastrophic but isn't. Brown foliage, wilted canopies, and frost-burned tips are common after a hard freeze, and most zone 8 hardy plants recover fully. The damage looks terrible in February but is often gone by May.
Permanent death is more likely when:
- A zone 9 or tropical plant experiences temperatures well below its tolerance
- The freeze was unusually severe or prolonged
- The plant was already stressed (drought, disease, recent transplanting)
- The terminal bud (for palms) or the crown buds (for perennials) were destroyed
Protecting Young Trees
Young trees — those planted within the last 1-3 years — have less root mass to buffer cold events. For young trees of any species in their first couple of winters:
- Wrap the trunk with tree wrap to prevent frost cracks and sun scald (temperature swings that crack bark)
- Mulch generously around the base
- Water well before forecast freezes
Established, mature trees of hardy species generally don't need special winter preparation in North Florida — they've handled every previous winter. Focus protective attention on new plantings and borderline-hardy species.
Questions about freeze-damaged trees in the Tallahassee area? Call (850) 570-4074 or request an assessment online in spring once you can assess what survived.