palo verde (Parkinsonia florida), photographi

How to Grow Palo Verde

Parkinsonia florida · Zones 8-11

Palo Verde is a tree, a long-term addition to the landscape. It's hardy across USDA zones 8 through 11, shrugs off deer and shrugs off dry spells. Its spring flowers are a real draw for honeybees and native bees.

Palo Verde — the short answer

Palo Verde: grown in zones 8–11, full sun, pH 6–8.5.

USDA zones
8–11
Manual horticultural correction (source not retained); NC State Extension and Missouri Botanical Garden, with the remaining rows from other published sources or Growable Ground compilation
Soil pH
6–8.5
FAO ECOCROP
Sun
Full Sun
Growable Ground Plant Database
Frost-kill temperature
30.2°F
FAO ECOCROP

Plant data: Growable Ground Plant Database, compiled from FAO ECOCROP, USDA PLANTS and university Extension sources — each tile names its own row's source, because per-field provenance varies.

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What Palo Verde is

Palo Verde grows as a perennial and reaches around 25 feet at maturity. It blooms in spring. It's also deer-resistant.

How to grow Palo Verde

Palo Verde grows in USDA zones 8 through 11. Palo Verde does best in full sun — at least 6 hours of direct sun a day — and soil from pH 6 to 8.5, on well-drained to fast-draining ground. It needs a growing season of at least 120 frost-free days and about 0 hours of winter chill, which is why climate matters as much as soil.

USDA Zones

8-11

USDA PHZM 2023

Soil pH

6 - 8.5

FAO ECOCROP

Sun

Full Sun

Growable Ground plant catalog

Drainage

well (dry spells), excessive (dry/moderately dry)

Growable Ground plant catalog

Frost Kill Temperature

30.2°F

Where cold starts killing growing tissue. Not a winter-survival floor — a dormant perennial takes far colder, which its hardiness zone answers.

FAO ECOCROP

Minimum Growing Temperature

60.8°F

Below this it stops growing rather than dies — a pace limit, not a survival limit.

FAO ECOCROP

Mature Height

25 ft

Growable Ground plant catalog

Chill Hours

0+

Winter hours below ~45°F it needs to fruit — too-mild winters can leave it bloom-shy.

Growable Ground plant catalog

Frost-Free Days

120+

The frost-free stretch it needs start to finish — short-season areas may need an indoor head start.

Growable Ground plant catalog

  1. Plant it right

    Set palo verde in full sun with well-drained to fast-draining soil. Many fruit trees need a second variety nearby to pollinate — check before you plant just one.

  2. Match the soil

    Palo Verde prefers pH 6 to 8.5 (FAO ECOCROP). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.

  3. Water steadily

    Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.

  4. Be patient, then harvest

    Prune annually while the tree establishes; fruit trees reward patience with years of harvest. Local Extension guides publish per-cultivar bearing-age tables.

Where Palo Verde thrives

Palo Verde is hardy across USDA zones 8 through 11. Zone is only the starting point, though: the soil pH, drainage, and frost dates on your specific land decide how well it actually does.

A USDA zone is a 10°F band of average annual extreme winter minimum, so zones 811 spans average winter lows from 10°F to 50°F (USDA PHZM 2023). Across the 50 states and DC, that band covers 1 outright and splits 27 more down the middle — and which side of that line your land sits on changes the answer.

Zones 8–11 highlighted on the USDA national hardiness zone map

Zones 8–11·Where Palo Verde growsOpen map →

Where Palo Verde stands, state by state

Palo Verde is rated for zones 811 — a cold floor USDA puts at 10 to 20°F. Across the 50 states and DC, 1 sits fully inside that band, the line runs through 27 more, and 23 sit outside it — and inside every split state, the same line runs on at county grain.

Fully inside zones 8–11

1 state

The line runs through

27 states

3 of 27 shown

Palo Verde’s band covers part of each of these states — which side of the line your county sits on changes the answer, and each state page draws it.

Outside zones 8–11

23 states

3 of 23 shown

Winter cold is the limit here — the same plant often works in a container that comes under cover. Each link is that state’s own growing hub.

State zone extents: USDA Plant Hardiness Zone Map (PHZM) 2023. A zone is a 10°F band of average annual extreme minimum temperature, so a state that splits the band contains the boundary — its own page draws the county line, and a parcel report resolves which side your land sits on.

What grows around Palo Verde

In rotation planning, palo verde counts as a Legume — beds recover best when legume crops don’t follow each other in the same spot year over year. (Growable Ground derivation — crop-rotation group from botanical family)

Good to know

Good news for pet owners — palo verde isn't known to be toxic to dogs or cats. (Source: ASPCA.)

Palo Verde is a standout pollinator plant — high value to bees and other pollinators. (Source: Lady Bird Johnson Wildflower Center.)

Your land is one point inside Palo Verde's range

This page resolves to the species. Your state page draws the county line, and a report reads the parcel — the soil pH, drainage, sun, and frost dates on your exact ground, which no species average can see.

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See if Palo Verde will thrive on your land

Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether palo verde actually takes — we score it against the real conditions at your address.

Three things about your exact spot that zone averages miss:

Your soil pHYour frost-free daysYour sun & shade

We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.

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How we know this about Palo Verde

The figures above are cited per row, not per site: the pH band names this plant’s own source column, the three temperature figures each carry their own, and days-to-maturity cites the publication that actually lists it. All of it comes from the Growable Ground Plant Database — a compilation over FAO ECOCROP, USDA PLANTS, and university Extension sources, published openly with per-field provenance.

Grounded inUSDA PLANTS DatabaseUSDA PHZMASPCA

Frequently asked questions

Can I grow Palo Verde in my zone?

Palo Verde grows in USDA hardiness zones 8 through 11 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.

When should you plant Palo Verde?

Set palo verde out in early spring or fall while it's dormant, so the roots establish before the heat of summer. Your local last-frost date — which a Growable Ground report pulls for your exact address — sets the precise window.

How much sun does Palo Verde need?

Palo Verde needs full sun — a spot that catches at least 6 hours of direct summer sun a day. In more shade it still grows, but usually gives a smaller, later crop. The catch is that a yard rarely gets even light everywhere — a fence, the house, or one tall tree can quietly take those hours. A Growable Ground report reads the real sun-hours across your land, canopy and buildings included, so you can pick the brightest bed before you plant.

What soil does Palo Verde need?

Palo Verde prefers soil pH 6 to 8.5, on well-drained to fast-draining ground (FAO ECOCROP). Your report scores your parcel's actual soil against that using USDA SSURGO data.

Does Palo Verde attract pollinators?

Yes — palo verde's flowers are a strong nectar and pollen source for honeybees and native bees. (Source: Lady Bird Johnson Wildflower Center.)

Is Palo Verde safe for pets?

Palo Verde is not known to be toxic to dogs or cats based on available data. Always supervise pets around new plantings. (Source: ASPCA.)