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Chestnut (Castanea), Tree

Varieties We Bring In

DunstanCastanea
Sizes & Pricing
7 galFrom$75.00

Last received Jul 16, 2026.

We bring this in seasonally, so what is on the lot changes week to week. A received date shows when it last came in, not that it is here today.

Call (904) 471-0440 to confirm this plant and size before you make the trip.

LightFull Sun
WaterModerate
Mature size40-60 feet × 30-40 feet

Pet toxicity: Toxic to dogs, cats, and horses

Pet safety guide

About Chestnut

Chestnuts (Castanea spp.) are large deciduous trees valued for edible nuts and ornamental form, but are rated USDA zones 4–8 and are not suited to NE Florida's zone 9b winters; they require more winter chill than the region provides.

Plant details

Bloom Season
Spring, Summer
Flower Color
White
Growth Rate
Moderate
Foliage
Deciduous
Soil
Sandy, Loam, Acidic, Well-drained

Best planting months

Recommended forZone 9b · St. Augustine, FL

Recommended months: January, February, March, October, November, December.

January, good window
February, good window
March, good window
April, other month
May, other month
June, other month
July, other month
August, other month
September, other month
October, good window
November, good window, this month
December, good window
This monthGood windowOther months

Seasonal care

Bloom season. New foliage emerges. Good planting window.

Care essentials

Light

Chestnuts require full sun; however, Castanea spp. are rated USDA zones 4–8 and are not recommended for NE Florida zone 9b — they require cool winters to break dormancy and produce nuts.

Water

Chestnuts need moderate, well-distributed moisture; they are not suited to NE Florida zone 9b's mild winters and would require zones 4–8 to thrive and produce nuts.

Soil & Fertilizer

Chestnuts prefer deep, well-drained, acidic soils; both American (C. dentata, zones 4a–8a) and Chinese (C. mollissima, zones 5–8) chestnuts exceed their heat tolerance in zone 9b Florida and are not recommended by UF/IFAS for this region.

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Common questions

Is Chestnut a good plant for St. Augustine?

Chestnut is a tree. Mature size: 40-60 feet × 30-40 feet. Light: Full Sun. Water needs: Moderate. Recorded hardiness zone: 9a.

What is the recorded pet toxicity for Chestnut?

Toxic to dogs, cats, and horses

Care information verified from

Last reviewed February 2026. Our care guidance comes from trusted horticulture sources and decades of helping St. Augustine gardeners. Conditions here can vary dramatically from one area to the next, so come ask us and we'll tailor it to your yard.