Green Leaf Desmodium is grown for its foliage and the structure it brings to a planting. It's hardy across USDA zones 10 through 11. Its indeterminate flowers are a moderate draw for honeybees, native bees, and butterflies. A heavy nitrogen-fixer, it draws nitrogen from the air and feeds it back to the soil — turn it under or leave the roots in place, and the next planting inherits a richer bed.
Zones
10-11
pH Range
4.5-7.5
Sun
Full Sun
Days to Maturity
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What Green Leaf Desmodium is
Green Leaf Desmodium grows as a perennial and reaches around three feet at maturity. It blooms purple in indeterminate.
How to grow Green Leaf Desmodium
Green Leaf Desmodium grows in USDA zones 10 through 11. Green Leaf Desmodium does best in full sun — at least 6 hours of direct sun a day — and soil from pH 4.5 to 7.5, on well-drained ground. It needs a growing season of at least 240 frost-free days, which is why climate matters as much as soil.
USDA Zones
10-11
USDA PHZM 2023
Soil pH
4.5 - 7.5
USDA PLANTS Database
Sun
Full Sun
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Drainage
well (dry spells)
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Frost Tolerance
44.6°F
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Mature Height
3 ft
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Frost-Free Days
240+
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Start the season right
Plant green leaf desmodium in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Green Leaf Desmodium prefers pH 4.5 to 7.5 (USDA PLANTS Database). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band. It fixes its own nitrogen, so skip the high-nitrogen feed and instead dust the seed with a matching rhizobium inoculant at sowing.
Water steadily
Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.
Keep it in good form
Prune green leaf desmodium to shape as it grows; the reward is its foliage and structure, not a harvest, so steady upkeep is the whole job.
Good to know
Good news for pet owners — green leaf desmodium isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Green Leaf Desmodium offers moderate value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)
Where Green Leaf Desmodium thrives
Green Leaf Desmodium is hardy across USDA zones 10 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.
Zones 10–11·Where Green Leaf Desmodium growsOpen map →
On USDA hardiness-zone overlap, Green Leaf Desmodium can grow in these states:
See if Green Leaf Desmodium will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether green leaf desmodium actually takes — we score it against the real conditions at your address.
Three things about your exact spot that zone averages miss:
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Frequently Asked Questions
Can I grow Green Leaf Desmodium in my zone?
Green Leaf Desmodium grows in USDA hardiness zones 10 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 Green Leaf Desmodium?
Most growers plant green leaf desmodium after the last spring frost, once the soil has warmed, leaving enough of the season for its 240-day frost-free need. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Green Leaf Desmodium need?
Green Leaf Desmodium 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 Green Leaf Desmodium need?
Green Leaf Desmodium prefers soil pH 4.5 to 7.5, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Green Leaf Desmodium attract pollinators?
Yes — green leaf desmodium's flowers are a solid nectar source for honeybees, native bees, and butterflies (Xerces Society, Pollinator Partnership).
Is Green Leaf Desmodium safe for pets?
Green Leaf Desmodium is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.