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- Days to maturity
- 60 days
- Listed for
- United States
Overview
Romulus PM is an open-pollinated zucchini bred at Cornell University for powdery mildew resistance, the same program that produced Success PM. The vines carry glossy dark green fruit; cut it at 6 to 8 inches. Because it is not a hybrid, seed can be saved while keeping the mildew resistance, a rare combination among modern zucchini.
Romulus PM traits
- Open-pollinated zucchini bred at Cornell University
- Glossy dark green fruit, harvest size 6 to 8 inches
- Resistant to powdery mildew
- Seed-savable
Good for
- Seed saving
- Humid-climate gardens
- Fresh slicing
Compare with other zucchini varieties
Blank cells mean there is no data on record. Select a variety name to open its page.
| Variety | Days to maturity | Growth habit | Type |
|---|---|---|---|
| Romulus PM this page | 60 days | — | — |
| Golden Scallop | 60–68 days | Bush | — |
| Italian Vegetable Marrow | 60 days | Vining | — |
| Lemon Squash | 60 days | — | — |
| Patison Panache Green and White | 60–70 days | Vining | — |
| Rampicante-Tromboncino | 60–80 days | Vining | — |
| Zucchetta Rampicante-Tromboncino | 60 days | Vining | — |
Romulus PM FAQ
What kind of zucchini is Romulus PM?
Romulus PM is an open-pollinated zucchini bred at Cornell University for powdery mildew resistance, the same program that produced Success PM. The vines carry glossy dark green fruit; cut it at 6 to 8 inches.
How many days to maturity is Romulus PM?
Romulus PM is listed at 60 days. Sowing and planting times are the same as for other zucchini varieties, so check them in the zucchini growing guide.
How does Romulus PM compare with other zucchini varieties?
Romulus PM: 60 days. Similar zucchini varieties include Golden Scallop (60–68 days), Italian Vegetable Marrow (60 days), Lemon Squash (60 days). The comparison table on this page lists days to maturity, growth habit and type side by side.
What is Romulus PM good for?
Romulus PM is grown for seed saving, humid-climate gardens, fresh slicing.
Sowing, care and common problems
Sowing times, care and common problems are the same for every zucchini variety, so they are covered once in the growing guide.
- Zucchini growing guide
- How to Plant Zucchini: Spacing, Soil Warmth and How Much Room It Needs
- Hand Pollinating Zucchini and What to Do When There Are No Male Flowers
- Staking Zucchini and Removing Lower Leaves as You Pick
- Zucchini Problems: Powdery Mildew, Beetles and Rot
- When to Pick Zucchini: Four to Seven Days from Flowering
- Zucchini Growing Calendar: Sowing to the End of the Season
- All 179 zucchini varieties
Source
Source: Cornell University (CALS Garden-Based Learning)
The text on this page is our own summary written from the published variety record, not a copy of it.